Tel031186674085E-mail13503208231@163.comFDA《》1231.0500102.1000223.100050FDA《》。、、、、、、、FDA《》。FDA《》FDA。FDA。doi10.11669/cpj.2017.02.020R951A1001-2494201702-0167-04IntroductionandAnalysisofFDAIssuedGuidanceonBioequivalenceRecommendationsforSpecificProd-uctsRelatedwithLongHalf-lifeDrugsHAORui-xia1ZHUFeng-chang2LIUYing31.NorthChinaPharmaceuticalCo.Ltd.ShijiazhuangHebei0500102.Chi-nesePharmaceuticalAssociationBeijing100022China3.NationalInstitutesforFoodandDrugControlBeijing100050ChinaABSTRACTOBJECTIVETostudyandanalyzeFDAissuedguidanceonBioequivalenceRecommendationsforSpecificProductsrelatedwithlongHalf-lifedrugs.METHODSBioequivalenceRecommendationsforSpecificProductsrelatedwithlongHalf-lifedrugswasanalyzedfrommultipleaspectsincludingbioequivalencestudydesignsselectionofbioequivalencesubjectsdosageselectionofreferenceproductsanalytestomeasurebioequivalencewaiveronmultiple-strengthproductsandimplementationoftheBiopharmaceu-ticsClassificationSystem.RESULTSBioequivalenceRecommendationsforSpecificProductsissuedbyFDAaretofurtherfacilitatege-nericdrugproductavailabilityandtoassistgenericpharmaceuticalindustrywithidentifyingthemostappropriatemethodologyfordevel-opingdrugsandgeneratingevidenceneededtosupportANDAapprovalorreassessmentasanextensionandimplementtotheguidelineinvolvedintheaspectofbioequivalence.CONCLSUTIONBioequivalenceRecommendationsforSpecificProductsissuedbyFDAwouldprovideinstructiveandpracticalassiststotheequivalenceassessmentofqualityandcurativeeffectforgenericproductsinChinasincethereisnotcorrespondingbioequivalenceguidanceonspecificlongHalf-lifedrugsreleasedbyCFDAyet.KEYWORDSLonghalf-lifedrugsbioequivalenceanalytestomeasurewaiversoptionsfromBEstudybioequivalenceBE1。。。24h。CmaxAUCFDA24hAUC2。FDA20106《》Bioequiv-alenceRecommendationsforSpecificProducts3。2015FDA《·761·20171522ChinPharmJ2017JanuaryVol.52No.2》Product-SpecificRecommendationsforGenericDrugDevelopment4。FDA《》FDA2013《》5。FDA《》。1FDAFDA20116。FDA《》451。289、、、、、、、。22.1FDA241h1FDA10mg200mg10/5mgEQ2.08mgBase1mg15mg2gm2mg250mg15mg100mg2mg200mg14mg300mg100mg50mg150mg50mg2mg0.5mg200mg1mg23mg40mg90mg0.5mgEq40mgbaseEQ20mgBaseEq20mgbase20mgEq20mgbase60mg28mg2.5mg10mg10mgEQ75mgbase10mg10mg100/20mg0.3mg35mg100mg150/35mg2h3。FDA《》。REMS7。、、、“”8。2.2FDA《》24h4。2~3d。CmaxAUC。AUC0-72hAUC0-tAUC0-inf。AUC。FDA《》、、、、、、。。FDA、、48h9。2.3FDA·861·ChinPharmJ2017JanuaryVol.52No.2201715221818、602。《》、、、、、、、、。《》2。317FDA《》BEBEBE10。FDA3-4。FDA2/mg500.510014。200。100/20。1、。3pH1.24.56.8f23-4。FDA《》、、、、、、、、、、、、、、、、、、、、、、、、、。FDA2015《BA/BE》2010BCS3BA/BEBCS13API11-12。BCS。BCS1、HighSolubility-HighPermeabili-ty2、LowSolubility-HighPermeability3、HighSolu-bility-LowPermeability4、LowSolubility-LowPermeability10-11。BCSBCS13。4FDA。、2。FDA、、。4。FDA《》3。·961·20171522ChinPharmJ2017JanuaryVol.52No.23EQ75mgbaseE-10-15mgN-。。N-。0.5mg。100/20mgA771726。5。FDAFDA。14-15。FDA《》。6。FDA8。7。40d7。FDA《》、、、、、、。FDA《》。REFERENCES1CFDA.GuidanceonBioequivalenceStudieswithPharmacokinet-icEndpointsforDrugsSubmittedUnderanANDAEB/OL.2016-5-182016-5-20.http//.sda.gov.cn/WS01/CL0087/147583.html.2U.S.CenterforDrugEvaluationandResearchCDER.Guid-anceforIndustry.BioequivalenceStudieswithPharmacokineticEndpointsforDrugsSubmittedUnderanANDADraftGuidance2013EB/OL.2014-05-02.http//.fda.gov/down-loads/drugs/guidancecomplianceregulatoryinformation/guid-ances/ucm377465.pdf.3U.S.FDA.BioequivalenceRecommendationsforSpecificProd-ucts2010EB/OL.2016-05-20.http//.fda.gov/downloads/drugs/guidancecomplianceregulatoryinformation/guid-ances/ucm072872.pdf.4U.S.FDA.Product-SpecificRecommendationsforGenericDrugDevelopment2015EB/OL.2016-05-20.http//.fda.gov/drugs/guidancecomplianceregulatoryinformation/guid-ances/ucm075207.htm.5ZHUFCDINGLXWANGAGetal.Introductionandanal-ysisofguidanceforindustrybioequivalencerecommendationsforspecificproductsissuedbyFDAJ.ChinPharmJ201651181615-1621.6U.S.FDA.DraftGuidanceonAmiodaroneHydrochloride2010EB/OL.2016-07-05.http//.fda.gov/downloads/Drugs/GuidanceComplianceRegulatoryInformation/Guidances/UCM238049.pdf7U.S.FDA.DraftGuidanceonClorazepateDipotassium2012EB/OL.2016-07-05.http//.fda.gov/downloads/Drugs/GuidanceComplianceRegulatoryInformation/Guidances/UCM333046.pdf8U.S.FDA.DraftGuidanceonMemantineHydrochloride2012EB/OL.2016-07-05.http//.fda.gov/downloads/Drugs/GuidanceComplianceRegulatoryInformation/Guidances/UCM296903.pdf9U.S.FDA.DraftGuidanceonLevothyroxineSodium2014EB/OL.2016-07-05.http//.fda.gov/downloads/Drugs/GuidanceComplianceRegulatoryInformation/Guidances/UCM428208.pdf10CHENJCIntroductionofFDAAnnouncedBioavailabilityandbioequivalencestudiesfororallyadministereddrugproducts-gen-eralconsiderations2007EB/OL.2016-5-20.http//.cde.org.cn/dzkw.domethod=largePage&id=24611U.S.FDA.GuidanceforindustryWaiverofininvobioequiva-lencestudiesforimmediate-releasesolidoraldosageformsbasedonaBiopharmaceuticsClassificationSystem2015EB/OL.2016-5-20.http//.fda.gov/downloads/drugs/guid-ancecomplianceregulatoryinformation/guidances/ucm070246.pdf12GAOYGENGLD.ComparisonanddiscussionofFDAWHOandEMAguidelinesonBCS-basedbiowaiverJ