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<!-- DFIN New ActiveDisclosure (SM) XBRL Linkbase Document - http://www.dfinsolutions.com/ -->
<!-- Creation Date :2023-08-07T15:52:16.5491+00:00 -->
<!-- Copyright (c) 2023 Donnelly Financial Solutions, Inc. All Rights Reserved. -->
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseRightOfUseAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination recognized identifiable assets acquired and liabilities assumed operating lease right-of-use assets.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableGrossCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts receivable, gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableGrossCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, before Allowance for Credit Loss, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FurnitureFixturesAndOfficeEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Furniture, fixtures and office equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FurnitureFixturesAndOfficeEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Furniture Fixtures And Office Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FurnitureFixturesAndOfficeEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Furniture, fixtures and office equipment.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NumberOfWholesaleDistributors_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of wholesale distributors</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NumberOfWholesaleDistributors_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Wholesale Distributors</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NumberOfWholesaleDistributors_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of wholesale distributors.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Year 1</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ArrangementsAndNonarrangementTransactionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collaborative Arrangement and Arrangement Other than Collaborative</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ArrangementsAndNonarrangementTransactionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentTransitionReport_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Transition Report</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentTransitionReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Transition Report</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue, Remaining Performance Obligation, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Anticipated Revenue Allocation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Anticipated revenue allocation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MoneyMarketFundsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Money Market Funds</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MoneyMarketFundsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Money Market Funds [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments of Stock Issuance Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Issuance costs associated with at-the-market offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SeniorConvertibleNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Senior Convertible Notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SeniorConvertibleNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Senior Convertible Notes [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SeniorConvertibleNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Senior convertible notes.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DeerfieldManagementCompanyLpMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Deerfield Management Company Lp [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DeerfieldManagementCompanyLpMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Deerfield Management Company L.P.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DeerfieldManagementCompanyLpMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deerfield</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vesting period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cost of Revenue, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost of revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost of Revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Available-for-Sale, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesDebtSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Prepaid expenses and other current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Prepaid Expense and Other Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockUnitsRSUMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">RSUs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockUnitsRSUMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">RSU</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockUnitsRSUMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Stock Units (RSUs) [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts Receivable and Allowance for Credit Losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Receivables, Trade and Other Accounts Receivable, Allowance for Doubtful Accounts, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2025</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmountReceivableOnMaturedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount receivable on matured investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmountReceivableOnMaturedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amount Receivable On Matured Investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmountReceivableOnMaturedInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount receivable on matured investment.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Inputs, Level 1</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel1Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CustomerDiscountsAndAllowances_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Discounts and allowances for commercial product sales</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CustomerDiscountsAndAllowances_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Customer Discounts And Allowances</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CustomerDiscountsAndAllowances_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Customer Discounts And Allowances</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss per share - basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition, Pro Forma Earnings Per Share, Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Year 4</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Four</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationAwardsTrancheFiveMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share based compensation awards tranche five.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationAwardsTrancheFiveMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Awards Tranche Five [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationAwardsTrancheFiveMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Index Target 90th Percentile or Higher</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_WeightedAverageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_WeightedAverageMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value of Financial Instruments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosuresTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Disclosures [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Organization Consolidation And Presentation Of Financial Statements Disclosure [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization Consolidation And Presentation Of Financial Statements Disclosure [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Organization, Consolidation and Presentation of Financial Statements Disclosure [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Taxes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated Useful Life (Years)</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total revenue from UT</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total revenues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Total revenue from collaborations and services</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Total net revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentInitialConversionPriceOfPremiumPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Initial conversion price of premium percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentInitialConversionPriceOfPremiumPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Initial Conversion Price Of Premium Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentInitialConversionPriceOfPremiumPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt Instrument initial conversion price of premium percentage.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LineOfCreditFacilityPrincipalPaymentStartDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Line of credit facility principal payment start date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LineOfCreditFacilityPrincipalPaymentStartDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line Of Credit Facility Principal Payment Start Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LineOfCreditFacilityPrincipalPaymentStartDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Line of credit facility principal payment start date.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MasterLeaseAgreementWithEnterpriseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Master Lease Agreement with Enterprise</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MasterLeaseAgreementWithEnterpriseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Master Lease Agreement With Enterprise [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MasterLeaseAgreementWithEnterpriseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Master lease agreement with enterprise.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputEntityCreditRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Risk</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputEntityCreditRiskMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Entity Credit Risk [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeniorNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Senior Notes, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeniorNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Senior convertible notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeniorNotes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Senior Notes</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Acquisition of V-Go</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments to Acquire Businesses, Net of Cash Acquired, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt, Type [Axis]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred revenue &#8212; current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Liability, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmortizationOfDebtDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of debt discount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmortizationOfDebtDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization Of Debt Discount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmortizationOfDebtDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amortization of debt discount.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Preliminary Amounts of Identifiable Assets Acquired and Liabilities Assumed</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRecognizedIdentifiedAssetsAcquiredAndLiabilitiesAssumedTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CompensationRelatedCostsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock-Based Compensation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CompensationRelatedCostsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Compensation Related Costs, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionConsiderationTransferredAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of consideration:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionConsiderationTransferredAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Acquisition, Consideration Transferred [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Title of Individual</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title of Individual [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestExpenseOnConvertibleNote_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest expense on convertible note.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestExpenseOnConvertibleNote_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense On Convertible Note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestExpenseOnConvertibleNote_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expense on Mann Group convertible note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MaximumValueOfAdditionalInvestmentLimit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum value of additional investment limit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MaximumValueOfAdditionalInvestmentLimit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum Value Of Additional Investment Limit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MaximumValueOfAdditionalInvestmentLimit_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Maximum value of additional investment limit.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BusinessPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BusinessPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Policy [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BusinessPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value of Financial Instruments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Danbury facility buildout</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Construction Payable, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockByClassTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Stock By Class [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockByClassTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Stock by Class [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Measurement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Measurement [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease Liability Discounted Payments Due After Year Four</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Finance lease liability discounted payments due after year four.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Financing liability, long term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing liability &#8212; long term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Liability, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Instrument, Unamortized Discount, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Unamortized discount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Unamortized debt discount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Unamortized Discount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on loans increased, percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateIncreaseDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Interest Rate, Increase (Decrease)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class of Stock [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProductionRelatedImpairmentsOrCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Production Related Impairments or Charges, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProductionRelatedImpairmentsOrCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Inventory write-offs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProductionRelatedImpairmentsOrCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Write-off of inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProductionRelatedImpairmentsOrCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Production Related Impairments or Charges</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balance Sheet Location</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet Location [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Accounts Notes Loans And Financing Receivable [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accounts, Notes, Loans and Financing Receivable [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VestingDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vesting</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VestingDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Vesting [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities and stockholders' deficit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OtherAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OtherAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OtherAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Other agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, State or Province</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, State or Province</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common stock associated with at-the-market placement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, New Issues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Comprehensive loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventories</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill and Other Intangible Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill and Intangible Assets, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation, to be Paid, Remainder of Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2023</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommonStockOptionsAndPerformanceBasedStockOptionAwardsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock Options and PNQs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommonStockOptionsAndPerformanceBasedStockOptionAwardsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock Options And Performance Based Stock Option Awards [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommonStockOptionsAndPerformanceBasedStockOptionAwardsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Common stock options and performance based stock option awards.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Trading Symbol</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Trading Symbol</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease Liability Discounted Payments Due Year Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Finance lease liability discounted payments due year three.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument, Redemption, Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption, Period [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2025</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss per share - diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition, Pro Forma Earnings Per Share, Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepaid expenses and other current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepaid Expense and Other Assets, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Long-Term Debt Instruments [Table]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending Balance (in shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares, Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount available under credit facility</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Year 3</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock available for issuance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Capital Shares Reserved for Future Issuance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">AOCI Attributable to Parent [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated Other Comprehensive Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Acquisition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DiscountOnPurchasePricePercentageOfFairMarketValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Discount on purchase price percentage of fair market value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DiscountOnPurchasePricePercentageOfFairMarketValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Discount On Purchase Price Percentage Of Fair Market Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DiscountOnPurchasePricePercentageOfFairMarketValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Discount on purchase price percentage of fair market value.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TimingOfTransferOfGoodOrServiceDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Timing of Transfer of Good or Service</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TimingOfTransferOfGoodOrServiceDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Timing of Transfer of Good or Service [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, City or Town</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, City or Town</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Remainder of Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2023</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConvertibleNotesNonCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mann Group convertible note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConvertibleNotesNonCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Notes Non Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConvertibleNotesNonCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Convertible notes non current.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CollaborationAndLicenseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collaboration and License Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CollaborationAndLicenseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaboration And License Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CollaborationAndLicenseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Collaboration and license agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Incremental borrowing rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Weighted Average Discount Rate, Percent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseRenewalTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease renewal option</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseRenewalTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Renewal Term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Borrowings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and Equipment, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LeaseRepurchaseDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease repurchase description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LeaseRepurchaseDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease Repurchase Description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LeaseRepurchaseDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Lease repurchase description.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAndNoncurrentLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities assumed</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAndNoncurrentLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current And Noncurrent Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAndNoncurrentLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination recognized identifiable assets acquired and liabilities assumed current and noncurrent liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentDateOfFirstRequiredPayment1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument, date of first required interest payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentDateOfFirstRequiredPayment1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Date of First Required Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-Based Payment Arrangement, Tranche Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Tranche Two [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedDividendRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Dividend Yield</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedDividendRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Expected Dividend Rate [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional Paid-in Capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid-in Capital [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionsProFormaRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionsProFormaRevenue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition, Pro Forma Revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryRawMaterials_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Raw materials inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryRawMaterials_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Raw Materials, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentExtendedInterestOnlyDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument extended interest-only date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentExtendedInterestOnlyDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Extended Interest Only Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentExtendedInterestOnlyDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt instrument extended interest-only date.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PrincipalAmountPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal amount per share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PrincipalAmountPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Principal Amount Per Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PrincipalAmountPerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Principal amount per share.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ReclassificationOfInvestmentsFromLongTermToCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reclassification Of Investments From Long Term To Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ReclassificationOfInvestmentsFromLongTermToCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Reclassification of investments from long-term to current.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ReclassificationOfInvestmentsFromLongTermToCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reclassification of investments from long-term to current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConvertibleNoteInterestMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible Note Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConvertibleNoteInterestMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Note Interest [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConvertibleNoteInterestMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Convertible note interest.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PromissoryNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Promissory Notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PromissoryNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Promissory Notes [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PromissoryNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Promissory notes.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current liabilities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current assets:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for credit losses for accounts receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, Allowance for Credit Loss, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Allowance for credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CounterpartyNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Counterparty Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_CounterpartyNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Counterparty Name [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease Liability Discounted Excess Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Finance lease liability discounted excess amount.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Undesignated preferred stock, par value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Par or Stated Value Per Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_StockIssuedDuringPeriodValueStockOptionsAndRestrictedStockUnitsNetOfForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net issuance of common stock associated with stock options and restricted stock units</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_StockIssuedDuringPeriodValueStockOptionsAndRestrictedStockUnitsNetOfForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Value Stock Options And Restricted Stock Units Net Of Forfeitures</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_StockIssuedDuringPeriodValueStockOptionsAndRestrictedStockUnitsNetOfForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issued during period value stock options and restricted stock units net of forfeitures.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentMeasurementInputAfterChange_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Note payable, percentage of hypothetical yield</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentMeasurementInputAfterChange_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Measurement Input After Change</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentMeasurementInputAfterChange_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt instrument measurement input after change.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Stockholders' Equity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease liability-current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConsecutiveTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Consecutive trading days</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConsecutiveTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consecutive Trading Days</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConsecutiveTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Consecutive trading days.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentMaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maturity date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentMaturityDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Maturity Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total debt &#8212; net carrying amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total property and equipment, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and equipment, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest income, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Income, Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Milestone Rights Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Milestone Rights Liability [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Milestone Rights Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts Receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancingReceivablesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing Receivables [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AnnualRevenueMilestonesRangesForMilestonePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Annual revenue milestones ranges for milestone payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AnnualRevenueMilestonesRangesForMilestonePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Annual Revenue Milestones Ranges For Milestone Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AnnualRevenueMilestonesRangesForMilestonePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Annual revenue milestones ranges for milestone payments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Comprehensive Income [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioUnspecifiedDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Scenario [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfArrangementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collaborative Arrangement and Arrangement Other than Collaborative</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfArrangementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FairValueOfFinancialInstrumentsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Of Financial Instruments [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FairValueOfFinancialInstrumentsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Of Financial Instruments [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FairValueOfFinancialInstrumentsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair Value of Financial Instruments [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Central Index Key</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Central Index Key</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Financing liability, short term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing liability &#8212; current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Liability, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Plan Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermPurchaseCommitmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remaining Purchase Requirements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermPurchaseCommitmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Purchase Commitment [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RussellRanchRoadIILLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Russell Ranch Road II LLC</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RussellRanchRoadIILLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Russell Ranch Road I I L L C [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RussellRanchRoadIILLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Russell Ranch Road II LLC.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NonConvertibleNoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-Convertible Note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NonConvertibleNoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Non Convertible Note [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NonConvertibleNoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Non convertible note.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Other Operating Assets, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Operating Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseOptionToExtend_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Description of right to extension of lease term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseOptionToExtend_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Option to Extend</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Preferred Stock, Shares Outstanding, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Preferred Stock, Shares Outstanding, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Preferred stock, shares outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Undesignated preferred stock, shares outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Shares Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Deferred revenue recognition period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remaining performance obligation, expected timing of satisfaction, period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Tax Identification Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Tax Identification Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Loss before income tax expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryFinishedGoodsNetOfReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finished goods</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryFinishedGoodsNetOfReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Finished Goods, Net of Reserves</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtConversionConvertedInstrumentRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt issuance percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtConversionConvertedInstrumentRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Conversion, Converted Instrument, Rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TransactionPriceForTheContractualObligationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transaction Price For The Contractual Obligations</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TransactionPriceForTheContractualObligationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transaction Price For The Contractual Obligations [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TransactionPriceForTheContractualObligationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Transaction price for the contractual obligations.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EquityIncentivePlanTwentyEighteenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Equity incentive plan twenty eighteen.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EquityIncentivePlanTwentyEighteenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Incentive Plan Twenty Eighteen [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EquityIncentivePlanTwentyEighteenMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2018 Equity Incentive Plan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in operating assets and liabilities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Operating Capital [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Liabilities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommercialSupplyAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Supply Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommercialSupplyAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Supply Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommercialSupplyAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">commercial supply agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instruments [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedAndNonrelatedPartyStatusAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related and Nonrelated Party Status [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Construction in Progress [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Construction in Progress</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Value, Employee Stock Purchase Plan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodValueEmployeeStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common stock under the employee stock purchase plan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average remaining lease term (in years)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Weighted Average Remaining Lease Term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Plan Name [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_GrossUnrealizedHoldingLossesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross Unrealized Holding Gains (Losses)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_GrossUnrealizedHoldingLossesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gross Unrealized Holding Losses [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_GrossUnrealizedHoldingLossesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Gross unrealized holding losses.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommercializationAndContinuousImprovementActivitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercialization and Continuous Improvement Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommercializationAndContinuousImprovementActivitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercialization And Continuous Improvement Activities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommercializationAndContinuousImprovementActivitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commercialization and continuous improvement activities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PurchaseObligationNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recognized loss on purchase commitments &#8212; long term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PurchaseObligationNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PurchaseObligationNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Purchase obligation noncurrent.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TrancheTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tranche 2</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TrancheTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tranche Two [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TrancheTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tranche 2</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LinesOfCreditCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount borrowed</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LinesOfCreditCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line of Credit, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseTermOfContract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease initial term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseTermOfContract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Term of Contract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ReturnsReserveForAcquiredProduct_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Returns reserve for acquired product</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ReturnsReserveForAcquiredProduct_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Returns reserve for acquired product.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease, right-of-use asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrecognized compensation expense related to options</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued expenses and other current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Registrant Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredFinanceCostsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Issuance Costs, Net, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredFinanceCostsNet_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Debt issuance costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DeferredFinanceCostsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Issuance Costs, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OfficeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Office Lease</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OfficeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Office [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OfficeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Office.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party, Type [Domain]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PurchaseObligationCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Purchase obligation current.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Retained Earnings (Accumulated Deficit), Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated deficit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings (Accumulated Deficit)</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromStockPlans_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Stock Plans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SUPPLEMENTAL CASH FLOWS DISCLOSURES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SupplementalCashFlowInformationAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supplemental Cash Flow Information [Abstract]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Retained Earnings [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryRawMaterialsNetOfReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Raw materials</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryRawMaterialsNetOfReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Raw Materials, Net of Reserves</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingSubleaseOptionToExtend_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease renewal options</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingSubleaseOptionToExtend_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Sublease, Option to Extend</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LossOnPurchaseCommitmentsNumberOfContractsRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss on purchase commitments, number of new contracts recognized</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LossOnPurchaseCommitmentsNumberOfContractsRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loss On Purchase Commitments Number Of Contracts Recognized</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LossOnPurchaseCommitmentsNumberOfContractsRecognized_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loss on purchase commitments number of contracts recognized.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Employee Stock Purchase Plans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common stock under the employee stock purchase plan (in shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease, liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilityToBePaid_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Milestone rights liability to be paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilityToBePaid_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Milestone Rights Liability to be Paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilityToBePaid_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Milestone Rights Liability to be Paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioForecastMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Forecast</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioForecastMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Forecast [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Finance Lease, Liability, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share-Based Payment Arrangement, Tranche One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Tranche One [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRecognitionPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue Recognition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRecognitionPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity Component</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityComponentDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Component [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mann Group convertible note</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Notes Payable, Noncurrent, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Land</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LandMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Land [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReceivablesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Receivables [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Amortization of Debt Issuance Costs and Discounts, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of debt issuance cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization of Debt Issuance Costs and Discounts</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amortization of debt discount and issuance costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CiplaLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cipla Ltd</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CiplaLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cipla Ltd [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CiplaLtdMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cipla Ltd.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Purchase Consideration</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscounted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total financing liability</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscounted_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Finance lease liability discounted.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Interest rate (LIBOR)</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtConversionConvertedInstrumentAmount1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Conversion, Converted Instrument, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Description of Business and Significant Accounting Policies</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureAndSignificantAccountingPoliciesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ProductSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product Sales</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ProductSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product Sales [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ProductSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Product sales.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferredOverTimeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Over Time</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferredOverTimeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transferred over Time [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">ASSETS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount of net proceeds from issuance of securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Common Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ContingentMilestoneLiabilityFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingent milestone liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ContingentMilestoneLiabilityFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contingent Milestone Liability Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ContingentMilestoneLiabilityFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Contingent milestone liability fair value.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedTermMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputExpectedTermMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Expected Term [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease Liability Discounted Payments Due Year Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Finance lease liability discounted payments due year two.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2025</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investment securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestReceivableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Receivable, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, $0.01 par value - 800,000,000 and 400,000,000 shares authorized as of June 30, 2023 and December 31, 2022, respectively, and 268,235,145 and 263,793,305 shares issued and outstanding as of June 30, 2023 and December 31, 2022, respectively</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Value, Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Conversion price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversion price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Convertible, Conversion Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingSubleaseExistenceOfOptionToExtend_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lessee,option to extend [true false]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingSubleaseExistenceOfOptionToExtend_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Sublease, Existence of Option to Extend [true false]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RoyaltiesArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Royalties Arrangement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RoyaltiesArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Royalties.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RoyaltiesArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Royalties Arrangement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossRealized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Realized Gain (Loss), Foreign Currency Transaction, before Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossRealized_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loss (gain) on foreign currency transaction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ForeignCurrencyTransactionGainLossRealized_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel">Loss (gain) on foreign currency transaction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleLeasebackTransactionLeaseTerms_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease, description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleLeasebackTransactionLeaseTerms_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale Leaseback Transaction, Lease Terms</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncashIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Noncash Income (Expense), Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncashIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Noncash Income (Expense)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNoncashIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accrued expenses and other current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued expenses and other current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Liabilities, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentsForTaxesRelatedToNetIssuanceOfCommonStockAssociatedWithRestrictedStockUnitsAndStockOptions_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Payments for taxes related to net issuance of common stock associated with restricted stock units and stock options</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentsForTaxesRelatedToNetIssuanceOfCommonStockAssociatedWithRestrictedStockUnitsAndStockOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments For Taxes Related To Net Issuance Of Common Stock Associated With Restricted Stock Units And Stock Options</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentsForTaxesRelatedToNetIssuanceOfCommonStockAssociatedWithRestrictedStockUnitsAndStockOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payments for taxes related to net issuance of common stock associated with
   restricted stock units and stock options.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current Fiscal Year End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Fiscal Year End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Share-Based Payment Arrangement, Noncash Expense, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock-based compensation expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Noncash Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income (loss) from operations</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Income (Loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentAdvanceAvailableDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument advance available date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentAdvanceAvailableDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Advance Available Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentAdvanceAvailableDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt instrument advance available date.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gain on available for sale investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Realized Gain (Loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Available-for-Sale, Realized Gain (Loss), Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Income Tax Expense (Benefit), Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Tax Expense (Benefit)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeTaxExpenseBenefit_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Benefit from income taxes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Line of Credit Facility Debt and Key Terms</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfLineOfCreditFacilitiesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Line of Credit Facilities [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CantorFitzgeraldMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cantor Fitzgerald</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CantorFitzgeraldMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cantor Fitzgerald [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CantorFitzgeraldMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cantor fitzgerald.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConvertibleLongTermNotesPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Senior convertible notes</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ContingentLiabilityRemainingPayableAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Contingent liability remaining payable amount.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RoyaltyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Royalty collaborations</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RoyaltyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Royalty [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RoyaltyMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Royalties collaborations</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedExpensesAndOtherCurrentLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued Expenses And Other Current Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedExpensesAndOtherCurrentLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Expenses And Other Current Liabilities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedExpensesAndOtherCurrentLiabilitiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued expenses and other current liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued Expenses and Other Current Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndAccruedLiabilitiesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable and Accrued Liabilities Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfRevenueFromMajorCustomersCollaborationsAndServices_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of revenue from major customers collaborations and services</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfRevenueFromMajorCustomersCollaborationsAndServices_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Revenue From Major Customers Collaborations And Services</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfRevenueFromMajorCustomersCollaborationsAndServices_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of revenue from major customers collaborations and services.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisaggregationOfRevenueTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Disaggregation Of Revenue [Table]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Input Type</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Type [Domain]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equipment</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate fair value, due after one year through five years</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment of Long-Lived Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other comprehensive income (loss):</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Comprehensive Income (Loss), Net of Tax [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CostOfRevenuesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost of Revenues</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CostOfRevenuesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost Of Revenues Policy [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CostOfRevenuesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cost of revenues.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Face Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Amount Due</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net Income (Loss) Per Share of Common Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year One through Five</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortized cost basis due after one year through five years</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Basis</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueByMeasurementBasisAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Basis [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Contingencies</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Nonoperating Income (Expense)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Other Nonoperating Income (Expense), Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Fiscal Year Maturity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TwoThousandTwentyFourConvertibleNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2024 Convertible Notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TwoThousandTwentyFourConvertibleNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Thousand Twenty Four Convertible Notes [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TwoThousandTwentyFourConvertibleNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Two thousand twenty four convertible notes.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EarlyTerminationFeesPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Early termination fees, percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EarlyTerminationFeesPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Early Termination Fees Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EarlyTerminationFeesPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Early termination fees percentage.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Term Debt, Type</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Type [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Depreciation, Depletion and Amortization, Nonproduction, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Depreciation and amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Depreciation, Depletion and Amortization, Nonproduction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Debt Maturities Repayments Of Principal After Year Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Long term debt maturities repayments of principal after year three.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Accrued Liabilities, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common and Preferred Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Depreciation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Depreciation, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Depreciation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Depreciation Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Depreciation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Depreciation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest paid in cash</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestPaidNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Paid, Excluding Capitalized Interest, Operating Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Four</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2024</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfSalesFromMajorCustomers_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of gross sales from major wholesale distributors</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfSalesFromMajorCustomers_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Sales From Major Customers</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfSalesFromMajorCustomers_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of sales from major customers.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stockholders' deficit:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, after Year Five</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Lease Information</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease, Cost [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedExpensesAndOtherCurrentLiabilitiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Expenses and Other Current Liabilities [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedExpensesAndOtherCurrentLiabilitiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued expenses and other current liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DevelopedTechnologyRightsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Developed Technology</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DevelopedTechnologyRightsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Developed Technology Rights [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingenciesByNatureOfContingencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss Contingency Nature</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingenciesByNatureOfContingencyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingency Nature [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PublicUtilitiesInventoryTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PublicUtilitiesInventoryTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Line of Credit Facility, Maximum Borrowing Capacity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AssetAcquisitionMilestonePaymentPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sales-based milestone payments payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AssetAcquisitionMilestonePaymentPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Acquisition Milestone Payment Payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AssetAcquisitionMilestonePaymentPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Asset acquisition, milestone payment payable.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cost of Goods and Services Sold, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost of goods sold</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfGoodsAndServicesSold_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost of Goods and Services Sold</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Future Minimum Office And Vehicle Lease Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PropertyAndEquipmentOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">UT owned property and equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PropertyAndEquipmentOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property And Equipment Owned</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PropertyAndEquipmentOwned_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Property and equipment owned</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MarlboroughLeaseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Marlborough Lease</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MarlboroughLeaseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Marlborough Lease [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MarlboroughLeaseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Marlborough lease.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ThironaBioIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thirona Bio, Inc.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ThironaBioIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Thirona Bio Inc [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ThironaBioIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Thirona Bio, Inc.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountingPoliciesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounting Policies [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentForMilestoneRightsLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payment for liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentForMilestoneRightsLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payment For Milestone Rights Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentForMilestoneRightsLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payment for milestone rights liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_VGoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">V-Go</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_VGoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">V Go [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_VGoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">V-Go.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementScenarioAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Scenario [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Concentration of Credit Risk</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConcentrationRiskCreditRisk_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Concentration Risk, Credit Risk, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LicenseAndServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collaborations and services</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LicenseAndServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">License and Service [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LicenseAndServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">License Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share Based Compensation Arrangement By Share Based Payment Award [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Supplemental Pro Forma Information (Unaudited)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition, Pro Forma Information [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Annual interest rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Interest Rate, Effective Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Organization, consolidation and presentation of financial statements disclosure.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EmployeeStockOptionsAndPerformanceBasedOptionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Options and PNQs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EmployeeStockOptionsAndPerformanceBasedOptionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Employee Stock Options And Performance Based Options [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EmployeeStockOptionsAndPerformanceBasedOptionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Employee stock options and performance based options.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInFourthYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation, to be Paid, Year Four</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInFourthYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LoanArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loan Arrangement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LoanArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loan Arrangement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LoanArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loan arrangement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Basic, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net loss per share, Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss per share - basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Cash Equivalents, at Carrying Value, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Equivalents, at Carrying Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less cash equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less cash equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allowance for credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesHeldToMaturityAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Allowance for Credit Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and contingencies (Note 15)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_UpfrontPaymentReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Upfront payment received</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_UpfrontPaymentReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Upfront Payment Received</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_UpfrontPaymentReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Upfront payment received.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combinations [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationAcquisitionRelatedCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Acquisition-related costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationAcquisitionRelatedCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Acquisition Related Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_StockIssuedDuringPeriodSharesMarketPriceStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common stock from Market Price Stock Purchase Plan (in shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_StockIssuedDuringPeriodSharesMarketPriceStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Market Price Stock Purchase Plan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_StockIssuedDuringPeriodSharesMarketPriceStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issued during period shares market price stock purchase plan.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Investments_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Investments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Investments_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel">Total Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and Equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RevenueFromContractWithCustomerFromCommercialProductSalesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue Recognition - Net Revenue - Commercial Product Sales</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RevenueFromContractWithCustomerFromCommercialProductSalesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Contract With Customer From Commercial Product Sales Policy [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RevenueFromContractWithCustomerFromCommercialProductSalesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Revenue from contract with customer from commercial product sales.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromTenantAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for (Proceeds from) Tenant Allowance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForProceedsFromTenantAllowance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reimbursement for tenant improvements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party, Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Revenue from Collaboration and Services</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrecognized income tax interest and penalties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement Input Type</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Operating Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by (used in) operating activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommitmentsAndContingenciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments And Contingencies [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommitmentsAndContingenciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments And Contingencies [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CommitmentsAndContingenciesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Commitments and Contingencies [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InvestmentMaturityPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maturity date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InvestmentMaturityPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Maturity Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InvestmentMaturityPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Investment maturity period.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_VGoAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">VGo assets.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_VGoAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">V Go Assets [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_VGoAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">V-Go</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AllocatedTransactionPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Allocated Transaction Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AllocatedTransactionPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Allocated transaction price.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AllocatedTransactionPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Allocated transaction price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FairValueOfFinancialInstrumentsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Of Financial Instruments [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FairValueOfFinancialInstrumentsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Of Financial Instruments [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FairValueOfFinancialInstrumentsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Fair value of financial instruments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Period End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Period End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statistical Measurement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and Contingencies</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesAndLoansReceivableLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts Receivable [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsNotesAndLoansReceivableLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts, Notes, Loans and Financing Receivable [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">On or After April 23, 2022 Through and Including April 22, 2023</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodTwoMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption, Period Two [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentOutstandingPrincipalAmountRedeemed_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Outstanding principal amount redeemed</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentOutstandingPrincipalAmountRedeemed_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Outstanding Principal Amount Redeemed</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentOutstandingPrincipalAmountRedeemed_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt instrument outstanding principal amount redeemed.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Earnings Per Share, Diluted, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net loss per share, Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss per share - diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ContolledEquityOfferingSalesAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Controlled Equity Offering Sales Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ContolledEquityOfferingSalesAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contolled Equity Offering Sales Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ContolledEquityOfferingSalesAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Contolled equity offering sales agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product and Service</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductsAndServicesDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleLeasebackTransactionDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale leaseback transaction, date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleLeasebackTransactionDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale Leaseback Transaction, Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentFloorRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest rate floor</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentFloorRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Floor Rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentFloorRate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt instrument floor rate.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_UnitedTherapeuticsCorporationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">United Therapeutics Corporation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_UnitedTherapeuticsCorporationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">United Therapeutics Corporation [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_UnitedTherapeuticsCorporationMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">United Therapeutics Corporation.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfLongTermLinesOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principal prepayment against outstanding term loans</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfLongTermLinesOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Long-Term Lines of Credit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MarketRestrictedStockUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Market RSUs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MarketRestrictedStockUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Market RSU's</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MarketRestrictedStockUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Market Restricted Stock Units [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MarketRestrictedStockUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Market restricted stock units.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfCollaborationsAndServicesNetAccountsReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of collaborations and services net accounts receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfCollaborationsAndServicesNetAccountsReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Collaborations And Services Net Accounts Receivables</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfCollaborationsAndServicesNetAccountsReceivables_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of collaborations and services net accounts receivables.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Acquisition [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueFromContractWithCustomerAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue from Contract with Customer [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument, Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Hierarchy and NAV</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value Hierarchy and NAV [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareDeliveryPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Share delivery percentage in accordance with valuation assessment obtained</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareDeliveryPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Delivery Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareDeliveryPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share delivery percentage.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of amortization for asset, excluding financial asset and goodwill, lacking physical substance with finite life expected to be recognized after fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, after Year Four</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter 2027</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Noncurrent Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deposits from customer</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferredAtPointInTimeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Point In Time</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TransferredAtPointInTimeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transferred at Point in Time [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party Transaction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingencyNatureDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss Contingency, Nature</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LossContingencyNatureDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loss Contingency, Nature [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_GoodwillAmortizationPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill amortization period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_GoodwillAmortizationPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill Amortization Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_GoodwillAmortizationPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Goodwill amortization period.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationFiscalYearMaturityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation, Fiscal Year Maturity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialLiabilitiesFairValueDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial liabilities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialLiabilitiesFairValueDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Liabilities Fair Value Disclosure [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional paid-in capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid in Capital, Common Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventories</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Maturities of Long-Term Debt [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Maturities of Company's Borrowings</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BasisOfPresentationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Basis of Presentation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BasisOfPresentationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Basis Of Presentation Policy [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BasisOfPresentationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Basis of Presentation.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionConsiderationTransferredContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value of contingent consideration</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionConsiderationTransferredContingentConsideration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Acquisition, Consideration Transferred, Contingent Consideration</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_USTreasurySecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">U.S. Treasuries</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_USTreasurySecuritiesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">US Treasury Securities [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finite-Lived Intangible Assets, Major Class Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Major Class Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Principles of Consolidation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConsolidationPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Consolidation, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">LIABILITIES AND STOCKHOLDERS' DEFICIT</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Milestone Rights Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Milestone Rights Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Milestone rights payment.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Postal Zip Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Postal Zip Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SupplyAndDistributionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supply and Distribution Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SupplyAndDistributionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Supply And Distribution Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SupplyAndDistributionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Supply and distribution agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleConversionRatio1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">No of convertible shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentConvertibleConversionRatio1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Convertible, Conversion Ratio</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Interactive Data Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Interactive Data Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Private Placement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Private Placement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_IncreaseDecreaseInOperatingLeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_IncreaseDecreaseInOperatingLeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Operating Lease Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_IncreaseDecreaseInOperatingLeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Increase decrease in operating lease liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedAndNonrelatedPartyStatusDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related and Nonrelated Party Status [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Accounts Payable, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accounts Payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Year Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Facility</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, Undiscounted Excess Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Granted awards</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentMinimumUnrestrictedCashAndShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument minimum unrestricted cash and short-term investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentMinimumUnrestrictedCashAndShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Minimum Unrestricted Cash And Short Term Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentMinimumUnrestrictedCashAndShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt instrument minimum unrestricted cash and short-term investments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition, Pro Forma Net Income (Loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeniorNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Senior Convertible Notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SeniorNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Senior Notes [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Incorporation, State or Country Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Incorporation, State or Country Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TransactionPriceForThePerformanceObligationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Transaction Price For The Performance Obligations</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TransactionPriceForThePerformanceObligationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Transaction Price For The Performance Obligations [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TransactionPriceForThePerformanceObligationsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Transaction price for the performance obligations.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional Paid-in Capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Components [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Accounts receivable, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accounts Receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory Disclosure [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentFairValueInExcessOfFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument fair value in excess of face amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentFairValueInExcessOfFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Fair Value In Excess Of Face Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentFairValueInExcessOfFaceAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt instrument fair value in excess of face amount.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialLiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Financial Liabilities Fair Value Disclosure, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialLiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Liabilities Fair Value Disclosure</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialLiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Total financial liabilities fair value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialLiabilitiesFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financial liabilities fair value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Local Phone Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Local Phone Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BuildingImprovementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Building Improvements [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BuildingImprovementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Building Improvements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property Plant And Equipment [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale of Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtConversionConvertedInstrumentSharesIssued1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Capitalized interest into common stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtConversionConvertedInstrumentSharesIssued1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversion of debt shares issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtConversionConvertedInstrumentSharesIssued1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Conversion, Converted Instrument, Shares Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilitiesCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Remaining milestone rights liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilitiesCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Milestone Rights Liabilities Current And Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilitiesCurrentAndNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Milestone rights liabilities current and noncurrent.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfEstimatedProductsReturns_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of estimated products returned</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfEstimatedProductsReturns_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Estimated Products Returns</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PercentageOfEstimatedProductsReturns_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of estimated products returns.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Goodwill, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Goodwill, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Goodwill, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Goodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Cash Flows [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfHeldToMaturitySecuritiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DirectFinancingLeaseDeferredSellingProfit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred lease liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DirectFinancingLeaseDeferredSellingProfit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Direct Financing Lease, Deferred Selling Profit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodStartDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redemption period start date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodStartDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption Period, Start Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionEffectiveDateOfAcquisition_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset acquisition, effective date of acquisition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionEffectiveDateOfAcquisition_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Acquisition, Effective Date of Acquisition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtPremiumRecognizedInAdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt premium recognized in additional paid-in capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtPremiumRecognizedInAdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Premium Recognized In Additional Paid In Capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtPremiumRecognizedInAdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt premium recognized in additional paid-in capital.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Organization, Consolidation and Presentation of Financial Statements [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated other comprehensive income</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Other Comprehensive Income (Loss), Net of Tax</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Policy [Policy Text Block]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfHeldToMaturitySecuritiesLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Held-to-Maturity Securities [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MannGroupConvertibleNoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Mann Group Convertible Notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MannGroupConvertibleNoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Mann Group Convertible Note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MannGroupConvertibleNoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mann Group Convertible Note [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MannGroupConvertibleNoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Mann group convertible note.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation, to be Paid, Year One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2024</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ServiceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Services</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NextGenResearchAndDevelopmentServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Next-Gen R&amp;D Services</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Annual interest rate</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollaborativeArrangementDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collaboration, Licensing and Other Arrangements</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConvertibleNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Convertible Note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConvertibleNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Convertible Notes [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConvertibleNotesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Convertible notes.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Liabilities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TrancheOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tranche 1</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TrancheOneMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tranche one.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfSalesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost of Goods Sold</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostOfSalesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cost of Goods and Service [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PreLaunchInventoryPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pre Launch Inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PreLaunchInventoryPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pre Launch Inventory Policy [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PreLaunchInventoryPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Pre-launch inventory.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party Transaction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentOnFinancingLiability_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Payment on financing liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentOnFinancingLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payment On Financing Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentOnFinancingLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payment on financing liability.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Investments [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Inputs, Level 3</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel3Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 3 [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">APIC, Share-Based Payment Arrangement, Increase for Cost Recognition, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock-based compensation expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">APIC, Share-Based Payment Arrangement, Increase for Cost Recognition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermDebtTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Debt, Type [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_IncreaseDecreaseInRecognizedLossOnPurchaseCommitments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recognized loss on purchase commitments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_IncreaseDecreaseInRecognizedLossOnPurchaseCommitments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase Decrease In Recognized Loss On Purchase Commitments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_IncreaseDecreaseInRecognizedLossOnPurchaseCommitments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Increase decrease in recognized loss on purchase commitments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PrivatelyNegotiatedExchangeAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Privately Negotiated Exchange Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PrivatelyNegotiatedExchangeAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Privately Negotiated Exchange Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PrivatelyNegotiatedExchangeAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Privately-negotiated exchange agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryWorkInProcessNetOfReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Work-in-process</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryWorkInProcessNetOfReserves_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Work in Process, Net of Reserves</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PayablesAndAccrualsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payables and Accruals [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease Liability Discounted Payments Due Next Twelve Months</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Finance lease liability discounted payments due next twelve months.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2024</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_StockIssuedDuringPeriodSharesStockOptionsAndRestrictedStockUnitsNetOfForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net issuance of common stock associated with stock options and restricted stock units (in shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_StockIssuedDuringPeriodSharesStockOptionsAndRestrictedStockUnitsNetOfForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Shares Stock Options And Restricted Stock Units Net Of Forfeitures</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_StockIssuedDuringPeriodSharesStockOptionsAndRestrictedStockUnitsNetOfForfeitures_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Stock issued during period shares stock options and restricted stock units net of forfeitures.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RestrictedStockUnitsAndMarketRestrictedStockUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">RSUs and Market RSUs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RestrictedStockUnitsAndMarketRestrictedStockUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Stock Units And Market Restricted Stock Units [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RestrictedStockUnitsAndMarketRestrictedStockUnitsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Restricted stock units and market restricted stock units.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LongtermPurchaseCommitmentRenewalTimePeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supply Agreement renewal period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LongtermPurchaseCommitmentRenewalTimePeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Longterm Purchase Commitment Renewal Time Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LongtermPurchaseCommitmentRenewalTimePeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Long-term purchase commitment, renewal time period.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncashInvestingAndFinancingItemsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">NON-CASH INVESTING AND FINANCING ACTIVITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoncashInvestingAndFinancingItemsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncash Investing and Financing Items [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NewLoanArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">New Loan Arrangement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NewLoanArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">New Loan Arrangement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NewLoanArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">New loan arrangement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesPurchasedOptionsPricePolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Available-for-Sale Investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleSecuritiesPurchasedOptionsPricePolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Premium on Purchased Options [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LongTermPurchaseCommitmentExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Supply Agreement expiration period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LongTermPurchaseCommitmentExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long Term Purchase Commitment Expiration Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LongTermPurchaseCommitmentExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Long Term Purchase Commitment, Expiration Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Potential Dilutive Securities Outstanding that are Considered Antidilutive</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInventoryCurrentTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Components of Inventory</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">City Area Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">City Area Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CASH FLOWS FROM OPERATING ACTIVITIES:</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RecentlyIssuedAccountingStandardsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recently Issued Accounting Standards</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RecentlyIssuedAccountingStandardsPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Recently issued accounting standards.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Investments</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockTransactionDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock sales agreements date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockTransactionDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock, Transaction Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NotePayablePercentageOfInterestRateChange_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Note payable, percentage of interest rate increases (decreases)</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NotePayablePercentageOfInterestRateChange_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Note payable, percentage of interest rate change.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Business Acquisition [Line Items]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NonEmployeeDirectorMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Non-employee director.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OperatingLeasesAnnualIncreaseInRentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of annual increase in lease payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OperatingLeasesAnnualIncreaseInRentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Leases Annual Increase In Rent Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OperatingLeasesAnnualIncreaseInRentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Operating leases annual increase in rent expense.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Less accumulated depreciation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">General and Administrative Expense, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General and Administrative Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">General and administrative</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ManufacturingServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Manufacturing Services</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ManufacturingServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Manufacturing Services [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ManufacturingServicesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Manufacturing services.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease Liability Discounted Payments Due Year Four</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Finance lease liability discounted payments due year four.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueYearFour_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average shares used to compute net loss per share - basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Weighted Average Number of Shares Outstanding, Basic, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Weighted average common shares (denominator), Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmortizedCostMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortized Cost [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmortizedCostMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amortized cost.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmortizedCostMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortized Cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ESPP</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Employee Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CASH FLOWS FROM FINANCING ACTIVITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Financing Activities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Research and Development</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpensePolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Research and Development Expense, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtConversionConvertedInstrumentAccruedInterestOfNotesValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversion of notes accrued interest to common shares, value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtConversionConvertedInstrumentAccruedInterestOfNotesValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Conversion Converted Instrument Accrued Interest Of Notes Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtConversionConvertedInstrumentAccruedInterestOfNotesValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt conversion converted instrument accrued interest of notes value.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Redemption price percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption Price, Percentage of Principal Amount Redeemed</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Gain (Loss) on Extinguishment of Debt, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Loss on extinguishment of debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gain (loss) on extinguishment of debt, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Gain (Loss) on Extinguishment of Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ScheduleOfFairValueOfCashEquivalentsLongAndShortTermInvestmentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Fair Value of Cash Equivalents, Long and Short Term Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ScheduleOfFairValueOfCashEquivalentsLongAndShortTermInvestmentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Fair Value Of Cash Equivalents Long And Short Term Investments Table [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ScheduleOfFairValueOfCashEquivalentsLongAndShortTermInvestmentsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Schedule of fair value of cash equivalents long and short term investments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Contract with Customer, Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionConsiderationTransferred_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionConsiderationTransferred_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Acquisition, Consideration Transferred</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Fiscal Period Focus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Period Focus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CreditFacilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Credit facility current.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CreditFacilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CreditFacilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Midcap credit facility - current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Proceeds from Sale and Maturity of Held-to-Maturity Securities, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from maturity of debt securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale and Maturity of Held-to-Maturity Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ComputerEquipmentAndSoftwareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Computer Equipment And Software [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ComputerEquipmentAndSoftwareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Computer equipment and software.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ComputerEquipmentAndSoftwareMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Computer Equipment and Software</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Year 2</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedProfessionalFeesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Professional fees</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedProfessionalFeesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Professional Fees, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Research and development</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpenseExcludingAcquiredInProcessCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Research and Development Expense (Excluding Acquired in Process Cost)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Statement [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net assets acquired</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantIncreasedByShares_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share based compensation arrangement by share based payment award number of shares available for grant increased by shares.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantIncreasedByShares_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant Increased By Shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantIncreasedByShares_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity incentive plan, number of shares available for grant increased by shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Anti-dilutive securities excluded from computation of earnings per share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedGrantsInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted stock units grant date fair value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedGrantsInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested Grants In Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedGrantsInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share based compensation arrangement by share based payment award equity instruments other than options vested grants in period.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MachineryAndEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Machinery and Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MachineryAndEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Machinery and Equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Lease, Cost, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Embedded lease cost per month</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease, Cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EstimatedFairValueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated Fair Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EstimatedFairValueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Estimated Fair Value [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EstimatedFairValueMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Estimated fair value.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RevenueFromContractWithCustomerFromCollaborationsAndServicesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenue Recognition- Net Revenue - Collaborations and Services</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RevenueFromContractWithCustomerFromCollaborationsAndServicesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue From Contract With Customer From Collaborations And Services Policy [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RevenueFromContractWithCustomerFromCollaborationsAndServicesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Revenue from contract with customer from collaborations and services.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total accounts receivable, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts receivable, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Receivable, after Allowance for Credit Loss, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsReceivableNetCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Accounts receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinancingLiabilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Financing liability.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinancingLiabilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financing liability [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinancingLiabilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Financing Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentUnamortizedPrepaymentPenalty_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument unamortized prepayment penalty.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentUnamortizedPrepaymentPenalty_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Unamortized Prepayment Penalty</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BuildingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Buildings</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ReserveForReturns_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Reserve for returns.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ConvertiblePromissoryNoteMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Convertible promissory note.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Antidilutive Securities, Name</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CoverAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cover [Abstract]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VestingAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vesting</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SecurityExchangeName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Security Exchange Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Long-Term Investments, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-term investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share-based compensation arrangement by share-based payment award, award vesting date.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vesting date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Undesignated preferred stock, shares issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Shares Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Undesignated preferred stock, shares authorized</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Shares Authorized</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Finite Lived Intangible Assets [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Finite-Lived Intangible Assets [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and equipment - gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Property, Plant and Equipment, Gross, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Property, Plant and Equipment, Gross, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Property, Plant and Equipment, Gross, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AgreementAmendmentDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amendment description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AgreementAmendmentDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Agreement Amendment Description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AgreementAmendmentDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Agreement amendment description.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TimingOfTransferOfGoodOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Timing of Transfer of Good or Service</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TimingOfTransferOfGoodOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Timing of Transfer of Good or Service [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestOnMilestonePayment_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest on milestone payment.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestOnMilestonePayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest On Milestone Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestOnMilestonePayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on milestone right</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Acquisition, Acquiree [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LegalEntityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Legal Entity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LegalEntityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Legal Entity [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinancialInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financial Instrument [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CoPromotionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Co-Promotion Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CoPromotionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Co Promotion Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CoPromotionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Co-promotion agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Emerging Growth Company</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Emerging Growth Company</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromConvertibleDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Proceeds from offering after deducting initial purchasers discounts and commissions and estimated offering expenses payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromConvertibleDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from the Senior convertible notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromConvertibleDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Convertible Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amendment Flag</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EarningPerShareBasicAndDilutedAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">EPS &#8212; basic and diluted:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EarningPerShareBasicAndDilutedAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earning Per Share Basic And Diluted [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EarningPerShareBasicAndDilutedAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Earning per share basic and diluted.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued Expenses and Other Current Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accrued Liabilities [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TrancheThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Tranche 3</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TrancheThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Tranche Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TrancheThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Tranche Three [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TrancheThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Tranche 3.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LicenseAndDistributionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">License and Distribution Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LicenseAndDistributionAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">License And Distribution Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InsulinMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Insulin</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InsulinMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Insulin [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InsulinMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Insulin.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentSinkingFundPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sinking fund</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentSinkingFundPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Sinking Fund Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BaringsGlobalMilestoneRightsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Barings Global Milestone Rights</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BaringsGlobalMilestoneRightsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Barings Global Milestone Rights [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BaringsGlobalMilestoneRightsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Barings Global milestone rights.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AtTheMarketOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">At-the-market Placement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AtTheMarketOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">At The Market Offering [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AtTheMarketOfferingMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">At-the-market offering.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_VerticePharmaLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vertice Pharma LLC</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_VerticePharmaLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Vertice Pharma L L C [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_VerticePharmaLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Vertice Pharma LLC.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableRateDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable Rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableRateDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Rate [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MidCapCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">MidCap Credit Facility</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MidCapCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Mid Cap Credit Facility [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MidCapCreditFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">MidCap Credit Facility.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity File Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Securities Act File Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentPaymentNumberOfEqualMonthlyInstallments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt payable number of equal monthly installments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentPaymentNumberOfEqualMonthlyInstallments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Payment Number Of Equal Monthly Installments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentPaymentNumberOfEqualMonthlyInstallments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt instrument payment number of equal monthly installments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedInterestNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest &#8212; promissory note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedInterestNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Interest Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedInterestNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued interest noncurrent.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedInterestNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Accrued interest - Mann Group convertible note</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestAndDividendIncomeDebtSecuritiesAvailableForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on available for sale investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestAndDividendIncomeDebtSecuritiesAvailableForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest And Dividend Income Debt Securities Available For Sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestAndDividendIncomeDebtSecuritiesAvailableForSale_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest and dividend income debt securities available for sale.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill and Intangible Assets Disclosure [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average discount rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Weighted Average Discount Rate, Percent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Note payable, percentage of volatility</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Measurement Input</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AtTheMarketIssuanceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">At The Market Issuance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AtTheMarketIssuanceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">At The Market Issuance [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AtTheMarketIssuanceMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">At-the-market issuance.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Accounts Payable, Current, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimate of Fair Value Measurement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Estimate of Fair Value Measurement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostsAndExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CostsAndExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Costs and Expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating Expenses, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total cost of goods sold and cost of revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2024</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedInterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedInterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Interest Receivable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedInterestReceivable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued interest receivable.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Liability, to be Paid, Maturity [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Remaining Financing Liability Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesAndOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Accrued expenses and other current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedLiabilitiesAndOtherLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Liabilities and Other Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Address Line Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Undesignated preferred stock, $0.01 par value - 10,000,000 shares authorized; no shares issued or outstanding as of June 30, 2023 and December 31, 2022</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PreferredStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Preferred Stock, Value, Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntitySmallBusiness_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Small Business</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntitySmallBusiness_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Small Business</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Shell Company</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Shell Company</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of operating segment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number of Operating Segments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EmployeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employees Awards</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EmployeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Employee [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EmployeeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Employee [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Title of Individual</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_TitleOfIndividualAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title of Individual [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedExpensesAndOtherCurrentLiabilitiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Expenses and Other Current Liabilities [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedExpensesAndOtherCurrentLiabilitiesTable_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued Expenses and Other Current Liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CasperLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Casper L L C [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CasperLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">1 Casper, LLC.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CasperLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Casper L L C</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmortizationOnInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization on investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmortizationOnInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization On Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AmortizationOnInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amortization on investments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DueInOneYearOrLessMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Due in One Year or Less</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DueInOneYearOrLessMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Due In One Year Or Less [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DueInOneYearOrLessMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Due in one year or less.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrecognized compensation expense related to non-option</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Nonvested Award, Excluding Option, Cost Not yet Recognized, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DateOfAgreementInitiationForMarketingAndDistribution_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Marketing and distribution agreement date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DateOfAgreementInitiationForMarketingAndDistribution_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Date Of Agreement Initiation For Marketing And Distribution</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DateOfAgreementInitiationForMarketingAndDistribution_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Date of agreement initiation for marketing and distribution.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInSecondYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation, to be Paid, Year Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInSecondYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2025</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Earnings Per Common Share ("EPS")</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AtMarketIssuanceSalesAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">At Market Issuance Sales Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AtMarketIssuanceSalesAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">At Market Issuance Sales Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AtMarketIssuanceSalesAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">At market issuance sales agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Revenues:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenues [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommercialPaperMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial Bonds and Paper</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommercialPaperMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commercial Paper [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Address, Address Line One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentConvertibleConversionPricePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Conversion price percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentConvertibleConversionPricePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Convertible Conversion Price Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentConvertibleConversionPricePercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt instrument convertible conversion price percentage.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ManufacturingServicesAndProductSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Manufacturing Services and Product Sales</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ManufacturingServicesAndProductSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Manufacturing Services And Product Sales [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ManufacturingServicesAndProductSalesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Manufacturing services and product sales.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Operating Lease Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Business combination recognized identifiable assets acquired and liabilities assumed operating lease liability.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Antidilutive Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Intangible asset - Developed technology</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSecuredLinesOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Advance of borrowing</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSecuredLinesOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Secured Lines of Credit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement inputs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiabilityMeasurementInput_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination, Contingent Consideration, Liability, Measurement Input</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputPriceVolatilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Volatility</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MeasurementInputPriceVolatilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Input, Price Volatility [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Finite-Lived Intangible Assets, Gross, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForCapitalImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Funding for capital improvements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForCapitalImprovements_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for Capital Improvements</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BiommSAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Biomm</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BiommSAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Biomm S A [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_BiommSAMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Biomm S.A.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Issuance costs associated with at-the- market placement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalStockIssuedIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments to Additional Paid in Capital, Stock Issued, Issuance Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SalesReturnPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Sales return right following product expiration in months</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SalesReturnPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sales return right following product expiration in months</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SalesReturnPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sales Return Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SalesReturnPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Sales return period.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement Location [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable lease costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableLeaseCost_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Lease, Cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Maturity, Year Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DepreciationExpenseRelatedToPropertyAndEquipmentTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Depreciation expense related to property and equipment.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Term Debt, Type</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProfitLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LicenseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">License Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LicenseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">License Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LicenseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">License agreement.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Year 5</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Five</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentsOnDebtAndInterestThroughCommonStockIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payments on debt and interest through common stock issuance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentsOnDebtAndInterestThroughCommonStockIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments On Debt And Interest Through Common Stock Issuance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PaymentsOnDebtAndInterestThroughCommonStockIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Payments on debt and interest through common stock issuance.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFrequencyOfPeriodicPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument payment term description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentFrequencyOfPeriodicPayment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Frequency of Periodic Payment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value, Inputs, Level 2</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FairValueInputsLevel2Member_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProductMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">AFREZZA product sales</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProductMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commercial product sales</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProductMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CreditFacilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Midcap credit facility - long term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CreditFacilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CreditFacilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Credit facility noncurrent.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestExpenseOnFinancingLiability_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest expense on financing liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestExpenseOnFinancingLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expense on financing liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestExpenseOnFinancingLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense On Financing Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_InterestExpenseOnFinancingLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Interest expense on financing liability.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock price per share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Collaborative Arrangements And Noncollaborative Arrangement Transactions [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfCollaborativeArrangementsAndNoncollaborativeArrangementTransactionsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total principal payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Debt, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Product and Service</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ProductOrServiceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Product and Service [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Deferred revenue - non-current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Deferred revenue &#8212; long term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Liability, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Title of 12(b) Security</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title of 12(b) Security</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireOtherProductiveAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Funding for development of alternative manufacturing processes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireOtherProductiveAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Other Productive Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Accumulated Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Assets, Accumulated Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Repayments of debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Related Party Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ResearchAndDevelopmentServicesAndLicenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">R&amp;D Services and License</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ResearchAndDevelopmentServicesAndLicenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Research And Development Services And License [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ResearchAndDevelopmentServicesAndLicenseMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Research and development services and license.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerReceivableAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reserve for allowance for credit losses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerReceivableAllowanceForCreditLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Receivable, Allowance for Credit Loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Summary of Other Intangible Asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Finite-Lived Intangible Assets [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecuritiesHeldToMaturity_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest on held to maturity investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestAndDividendIncomeSecuritiesHeldToMaturity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Income, Debt Securities, Held-to-Maturity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CumulativeLossOnAvailableForSaleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cumulative loss on available-for-sale securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CumulativeLossOnAvailableForSaleSecurities_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Cumulative loss on available-for-sale securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CumulativeLossOnAvailableForSaleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cumulative Loss On Available For Sale Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CumulativeLossOnAvailableForSaleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cumulative loss on available-for-sale securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TheMannGroupLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">The Mann Group L L C [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TheMannGroupLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The mann group llc.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_TheMannGroupLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">The Mann Group L L C</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ClinicalTrialExpensePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Clinical Trial Expense Policy [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ClinicalTrialExpensePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Clinical Trial Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ClinicalTrialExpensePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Clinical Trial Expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Investments [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Investments [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Investments [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfInvestmentsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Investments [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepaid Expenses and Other Current Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepaid Expenses and Other Current Assets [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseCommitmentRemainingMinimumAmountCommitted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Commitment, Remaining Minimum Amount Committed</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseCommitmentRemainingMinimumAmountCommitted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum amount to expended</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedDebtIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Debt issuance costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedDebtIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease Liability Discounted Debt Issuance Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedDebtIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Finance lease liability discounted debt issuance costs.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CASH FLOWS FROM INVESTING ACTIVITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Investing Activities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfFinancingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amortization of Debt Issuance Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AmortizationOfFinancingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of debt issuance cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reported Value Measurement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Carrying Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MeasurementPeriodPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Measurement period percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MeasurementPeriodPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Measurement Period Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MeasurementPeriodPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Measurement period percentage.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Long-Term Line of Credit, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Facility</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LineOfCredit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Term Line of Credit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Information</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://fasb.org/us-gaap/role/label/axisDefault">Portion at Fair Value Measurement [Member] [Default]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair Value Disclosure Item Amounts [Default]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PortionAtFairValueFairValueDisclosureMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Portion at Fair Value Measurement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Long-Lived Tangible Asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Lived Tangible Asset [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and Cash Equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase (Decrease) in Inventories, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInInventories_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Inventory</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Purchase Obligation, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Loss on purchase commitments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NumberOfTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of trading days</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NumberOfTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Number Of Trading Days</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_NumberOfTradingDays_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of trading days.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Share-Based Payment Arrangement, Tranche Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Index Target 50th Percentile</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationAwardTrancheThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Tranche Three [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Contract with Customer, Liability, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Deferred revenue</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ContractWithCustomerLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contract with Customer, Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_GoodwillAdjustmentForANetReductionInLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill adjustment for a net reduction in liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_GoodwillAdjustmentForANetReductionInLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill Adjustment For A Net Reduction In Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_GoodwillAdjustmentForANetReductionInLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Goodwill adjustment for a net reduction in liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VehiclesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Vehicle Leases</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VehiclesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Vehicles [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AdditionalOptionExerciseAndDevelopmentMilestonePaymentsToBeReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional option exercise and development milestone payments to be receive</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AdditionalOptionExerciseAndDevelopmentMilestonePaymentsToBeReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Option Exercise And Development Milestone Payments To Be Received</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AdditionalOptionExerciseAndDevelopmentMilestonePaymentsToBeReceived_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Additional option exercise and development milestone payments to be received.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and Cash Equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalents [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2023</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest Expense, Debt, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseDebt_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest expense on notes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpenseDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense, Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LossOnPurchaseCommitmentsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recognized Loss on Purchase Commitments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LossOnPurchaseCommitmentsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Loss On Purchase Commitments Policy Policy [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_LossOnPurchaseCommitmentsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Loss on purchase commitments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Common Stock, Shares, Outstanding, Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Common Stock, Shares, Outstanding, Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock-Based Compensation Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuePerformanceObligationSatisfiedOverTimeMethodUsedDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Progress Measure</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenuePerformanceObligationSatisfiedOverTimeMethodUsedDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Revenue, Performance Obligation Satisfied over Time, Method Used, Description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Selling Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SellingExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Selling</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Accounts Receivable, Net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease Liability Discounted Payments Due Remainder Of Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Finance lease liability discounted payments due remainder of fiscal year.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_FinanceLeaseLiabilityDiscountedPaymentsDueRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2023</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Acquisitions</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationsPolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combinations Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnamortizedDebtIssuanceExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unamortized debt issuance cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UnamortizedDebtIssuanceExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unamortized Debt Issuance Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income Statement Location</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement Location [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BusinessCombinationAndAssetAcquisitionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Business Combination and Asset Acquisition [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilityPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Milestone Rights Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilityPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Milestone Rights Liability Policy [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneRightsLiabilityPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Milestone rights liability.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Document Type</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Type</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Issuance of common stock pursuant to conversion notes (in shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Conversion of Convertible Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryCurrentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory Current [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InventoryCurrentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory, Current [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentInterestRate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Interest Rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Investing Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by (used in) investing activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PublicUtilitiesInventoryAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PublicUtilitiesInventoryAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inventory [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentQuarterlyReport_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Document Quarterly Report</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentQuarterlyReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Quarterly Report</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RepurchaseAgreementCounterpartyNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Counterparty Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RepurchaseAgreementCounterpartyNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Counterparty Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Goodwill and Other Intangible Asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GoodwillAndIntangibleAssetsDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Goodwill and Intangible Assets Disclosure [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecurityDeposit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Security deposit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecurityDeposit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Security Deposit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionDateOfAcquisitionAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Asset acquisition, date of acquisition agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionDateOfAcquisitionAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Acquisition, Date of Acquisition Agreement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in financing activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Cash Provided by (Used in) Financing Activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CurrentPortionOfMilestoneRightLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current portion of milestone rights liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CurrentPortionOfMilestoneRightLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Portion Of Milestone Right Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CurrentPortionOfMilestoneRightLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Current portion of milestone right liability.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShortTermMilestoneRightLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short Term Milestone Right Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShortTermMilestoneRightLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short Term Milestone Right Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShortTermMilestoneRightLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Short term milestone right liability.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt Instrument, Redemption, Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption, Period [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EmployeeStockPurchasePlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Employee Stock Purchase Plan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EmployeeStockPurchasePlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Employee Stock Purchase Plan [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_EmployeeStockPurchasePlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Employee stock purchase plan.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Entity Filer Category</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrealized gain (loss) on available-for-sale securities</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MarketPriceStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Market price stock purchase plan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MarketPriceStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Market Price Stock Purchase Plan</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MarketPriceStockPurchasePlan_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Market price stock purchase plan.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfRealEstate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale price</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Balance Sheet Location [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableRateAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Variable Rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_VariableRateAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Variable Rate [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, Year One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortized cost basis, due in one year or less</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Short-Term Investments, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Short-term investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShortTermInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Short-Term Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ReclassificationOfCreditFacilityFromLongTermToCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Reclassification of credit facility from long-term to current.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ReclassificationOfCreditFacilityFromLongTermToCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reclassification Of Credit Facility From Long-term To Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ReclassificationOfCreditFacilityFromLongTermToCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reclassification of Midcap credit facility from long-term to current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SaleLeasebackTransactionLeaseAgreementPeriods_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale leaseback transaction, lease agreement period.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SaleLeasebackTransactionLeaseAgreementPeriods_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale Leaseback Transaction Lease Agreement Periods</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SaleLeasebackTransactionLeaseAgreementPeriods_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Sale leaseback transaction, lease agreement periods.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total other expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonoperating Income (Expense)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">On or After April 23, 2023 Through Maturity Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodThreeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption, Period Three [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalExpendituresIncurredButNotYetPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Capital Expenditures Incurred but Not yet Paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CapitalExpendituresIncurredButNotYetPaid_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-cash construction in progress, property and equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationAwardsTrancheFourMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Share based compensation awards tranche four.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationAwardsTrancheFourMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Awards Tranche Four [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ShareBasedCompensationAwardsTrancheFourMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Index Target 75th Percentile</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule Of Property Plant And Equipment [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant and Equipment [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesPurchasedOptionsPricePolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Held-to-Maturity Investments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_HeldToMaturitySecuritiesPurchasedOptionsPricePolicy_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Held-to-Maturity, Premium on Purchased Options, Price [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Estimated Useful Life (Years)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finite-Lived Intangible Asset, Useful Life</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesGrossUnrealizedGain_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unrealized holding gain</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AvailableForSaleDebtSecuritiesGrossUnrealizedGain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Unrealized Gain</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleLeasebackTransactionNetBookValue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Sale Leaseback Transaction, Net Book Value, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleLeasebackTransactionNetBookValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Lease repurchase, amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleLeasebackTransactionNetBookValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale Leaseback Transaction, Net Book Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total stockholders' deficit</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel">Beginning Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Ending Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SOFR</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentMaturityMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maturity date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentMaturityMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument Maturity Month And Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_DebtInstrumentMaturityMonthAndYear_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Debt instrument maturity month and year.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Intangible Assets, Net (Excluding Goodwill), Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other intangible asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IntangibleAssetsNetExcludingGoodwill_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Intangible Assets, Net (Excluding Goodwill)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Net loss (numerator)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other income (expense):</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonoperating Income (Expense) [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Interest expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Interest expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Interest Expense, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest expense on financing liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InterestExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Interest Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from at-the-market offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceInitialPublicOffering_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance Initial Public Offering</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PreLaunchInventoryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Pre-launch Inventory</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PreLaunchInventoryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pre Launch Inventory [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_PreLaunchInventoryMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">pre-launch inventory.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and Cash Equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalents [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedPaidInKindInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued interest paid-in-kind</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedPaidInKindInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued Paid In Kind Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_AccruedPaidInKindInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Accrued paid in kind interest.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RestrictedStockUnitsAndOptionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">RSUs and Options</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RestrictedStockUnitsAndOptionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">RSUs and Options</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RestrictedStockUnitsAndOptionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Stock Units And Options [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_RestrictedStockUnitsAndOptionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Restricted stock units and options.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireHeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Held-to-Maturity Securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireHeldToMaturitySecurities_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of held-to-maturity debt securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_WholesalerDistributionFeesAndPromptPayDiscounts_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Wholesaler distribution fees and prompt pay discounts</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_WholesalerDistributionFeesAndPromptPayDiscounts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Wholesaler Distribution Fees And Prompt Pay Discounts</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_WholesalerDistributionFeesAndPromptPayDiscounts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Wholesaler distribution fees and prompt pay discounts.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average shares used to compute net loss per share - diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Weighted Average Number of Shares Outstanding, Diluted, Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Weighted average common shares (denominator), Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInThirdYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Purchase Obligation, to be Paid, Year Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PurchaseObligationDueInThirdYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gain on available-for-sale securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleGainLoss_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Gain on available-for-sale securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Securities, Available-for-Sale, Gain (Loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtSecuritiesAvailableForSaleGainLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Debt Securities, Available-for-Sale, Gain (Loss), Total</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Debt instrument redemption description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentRedemptionDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Debt Instrument, Redemption, Description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Credit Facility</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CreditFacilityAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Credit Facility [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetAcquisitionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset Acquisition [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of right-of-use assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset, Periodic Reduction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Milestone liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Milestone Liabilities Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_MilestoneLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Milestone liabilities non-current.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exchange price per share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharesIssuedPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Shares Issued, Price Per Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CashEquivalentsAndInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total cash equivalents and investments</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_CashEquivalentsAndInvestments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Cash equivalents and investments.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_SubstantialPremiumBasedOnFairValuePostModificationRecognizedAsAdditionalPaidInCapital_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Substantial premium based on fair value post modification recognized as additional paid-in capital.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquireProductiveAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Cash consideration</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OfficeAndVehicleMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">office and vehicle</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_OfficeAndVehicleMember_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Office and vehicle.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ContingentLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Contingent Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="mnkd_ContingentLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Contingent Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Payments to Acquire Property, Plant, and Equipment, Total</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionExplanation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recognition Period</link:label>
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