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  <xs:element id="amgn_A1.250SeniorNotesDue2022Member" abstract="true" name="A1.250SeniorNotesDue2022Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_ThreePointEightSevenFivePercentNotesDue2021Member" abstract="true" name="ThreePointEightSevenFivePercentNotesDue2021Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_CorporateDebtSecuritiesFinancialMember" abstract="true" name="CorporateDebtSecuritiesFinancialMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_FivePointOneFivePercentNotesDue2041Member" abstract="true" name="FivePointOneFivePercentNotesDue2041Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_AvailableForSaleSecuritiesDebtMaturitiesAfterThreeThroughFiveYearsFairValue" abstract="false" name="AvailableForSaleSecuritiesDebtMaturitiesAfterThreeThroughFiveYearsFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="amgn_AccruedLiabilitiesOtherNonCurrentLiabilitiesMember" abstract="true" name="AccruedLiabilitiesOtherNonCurrentLiabilitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_OtherRevenuesMember" abstract="true" name="OtherRevenuesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_NumberOfCustomersAccountingForMoreThanTenPercentOfGrossTradeReceivables" abstract="false" name="NumberOfCustomersAccountingForMoreThanTenPercentOfGrossTradeReceivables" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="amgn_TwoPointOneTwoFivePercentNotesDueTwoZeroTwoZeroMember" abstract="true" name="TwoPointOneTwoFivePercentNotesDueTwoZeroTwoZeroMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_DebtInstrumentRedemptionPeriodwithoutPaymentofMakeWholeAmount" abstract="false" name="DebtInstrumentRedemptionPeriodwithoutPaymentofMakeWholeAmount" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="amgn_SixPointFourZeroPercentNotesDue2039Member" abstract="true" name="SixPointFourZeroPercentNotesDue2039Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_LesseeOperatingLeaseLeaseNotYetCommencedUndiscountedAmount" abstract="false" name="LesseeOperatingLeaseLeaseNotYetCommencedUndiscountedAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="amgn_SixPointThreeSevenFivePercentNotesDue2037Member" abstract="true" name="SixPointThreeSevenFivePercentNotesDue2037Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_TwoPointTwoZeroPercentNotesDueTwoZeroTwoSevenMember" abstract="true" name="TwoPointTwoZeroPercentNotesDueTwoZeroTwoSevenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_CommonStockFairValue" abstract="false" name="CommonStockFairValue" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:perShareItemType"/>
  <xs:element id="amgn_FixedEquipmentMember" abstract="true" name="FixedEquipmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_NuevolutionMember" abstract="true" name="NuevolutionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_AssembledWorkforceMember" abstract="true" name="AssembledWorkforceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_ThreePointSixTwoFivePercentNotesDue2022Member" abstract="true" name="ThreePointSixTwoFivePercentNotesDue2022Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_NumberofCountriesProductsisMarketedandSold" abstract="false" name="NumberofCountriesProductsisMarketedandSold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="amgn_ForeignCurrencyAndCrossCurrencySwapsMember" abstract="true" name="ForeignCurrencyAndCrossCurrencySwapsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_HumiraBiosimilarAntitrustClassActionsMember" abstract="true" name="HumiraBiosimilarAntitrustClassActionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_InterestRateSwapDomain" abstract="true" name="InterestRateSwapDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_FourPercentPoundSterlingNotesDue2029Member" abstract="true" name="FourPercentPoundSterlingNotesDue2029Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_PercentageOfNetAmountDueFromCustomersLocatedOutsideDomesticLocation" abstract="false" name="PercentageOfNetAmountDueFromCustomersLocatedOutsideDomesticLocation" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="amgn_StockBasedCompensationExpenseNetOfTax" abstract="false" name="StockBasedCompensationExpenseNetOfTax" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="amgn_ScheduleOfNotionalAmountsAndInterestRatesForCrossCurrencySwapsTableTextBlock" abstract="false" name="ScheduleOfNotionalAmountsAndInterestRatesForCrossCurrencySwapsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType"/>
  <xs:element id="amgn_TwoPointFourFivePercentNotesDue2030Member" abstract="true" name="TwoPointFourFivePercentNotesDue2030Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_PercentageOfGrossRevenues" abstract="false" name="PercentageOfGrossRevenues" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="amgn_TwoPointSixFiveNotesDue2022Member" abstract="true" name="TwoPointSixFiveNotesDue2022Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_AccruedSalesReturnReserveCurrent" abstract="false" name="AccruedSalesReturnReserveCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="amgn_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeferredCredits" abstract="false" name="BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeferredCredits" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="amgn_TaxCutsAndJobsActof2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalLiabilityInFiveYears" abstract="false" name="TaxCutsAndJobsActof2017IncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalLiabilityInFiveYears" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="amgn_RevenuePaymentArrangementTerm" abstract="false" name="RevenuePaymentArrangementTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="amgn_PercentageOfCombinedWorldwideGrossRevenuesFromMajorCustomers" abstract="false" name="PercentageOfCombinedWorldwideGrossRevenuesFromMajorCustomers" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="amgn_ProliaMember" abstract="false" name="ProliaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_FourPointFourZeroPercentNotesDueTwoZeroFourFiveMember" abstract="true" name="FourPointFourZeroPercentNotesDueTwoZeroFourFiveMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_ZeroPointFortyOnePercentSwissFrancBondsDueTwoThousandTwentyThreeMember" abstract="true" name="ZeroPointFortyOnePercentSwissFrancBondsDueTwoThousandTwentyThreeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="amgn_FivePointSevenFivePercentNotesDue2040Member" abstract="true" name="FivePointSevenFivePercentNotesDue2040Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
</xs:schema>
