20146236JETCM.Jun.2014,Vol.23,No.6*:(2012-1-2-17)△,。18~24,,,(AUC)、(Cmax),,。1,(AUCCmax)30%,(highlyvariabledrug)[1]。218~24,,,[1]。,:,;;;。[3-4]。34。(1):,α,0.05,(),,。(2):,1-β,80%,β(),,。(3)(AUC、Cmax),CV%。(4)(θ)。,,;,。PASS*△(,400021):R195:A:1004-745X(2014)06-1066-03doi:10.3969/j.issn.1004-745X.2014.06.024【】,CFDA。18~24,,CFDA。PASS2008,,Cmax,。【】PASSSampleContentEstimationofBioequivalenceTestofHighlyVariableDrugandPASSSoftwareImple-mentationHUANGYan,CHENJing.TCMHospitalofChongqing,Chongqing400021,China【Abstract】Thebioequivalencetestofhighlyvariabledrugwasacompletelycomplicatedissue.Currentlythere-quirementofsamplesizewasnotprovidedspeciallybyCFDA.If18~24subjectswereenrolledinthebioequiva-lencetestofhighlyvariabledrug,thesponsorwouldhavenotdrawacorrectconclusionofbioequivalence.ThenCFDAneededtorequireanotherbioequivalencetestwithincreasednumberofsubjects.ThisstudyappliedthesoftwareofPASS2008todemonstrateprocessofsamplesizeestimation,providedareferenceforsponsortosolvethecomplicatedproblemofsamplesizeestimation,anddiscussedtheequivalentcriteriaofhighlyvariabledrugCmax,whichwouldhelpsponsortoimprovetheunderstandingofthebioequivalencetestofhighlyvariabledrug.【Keywords】Highlyvariabledrug;Bioequivalence;Samplesize;PASSsoftware··1066--20146236JETCM.Jun.2014,Vol.23,No.6CmaxAUC(0-t)AUC(0-∞)CmaxAUC(0-t)AUC(0-∞)1748.863927.143998.361442.923878.793918.31615.811839.11866.22476.411734.841773.44Cov(%)35.2146.8346.6733.0244.7345.261(n=24)4PASSPASS,。,(1),,24,,CFDA。Cmax,α=0.05,1-β=0.8,80.00%~125.00%,Cmax36.00%。PASS2008,“means”→“twomeans”→“2×2Cross-Overdesigns”→“EquivalenceTests”→“SpecifyusingRatios”。1,“find(solvefor)”“N”,;power=0.8、α=0.05;RU()1.25,RL()0.80;R1(Trueratio)1,;COV(coefficientofvariation,)0.36。,“run”。2,44,,10%,48。5,,;;。,。,,18~24,,CF-DA,,。AUC、Cmax,BEAUC,Cmax,,Cmax。FAD80.00%~125.00%AUCCmax90%CI,,。EMEA(CV)35%,77.23%~129.48%,CV40%,74.62%~134.02%,CV50%69.84%~143.19%。,,,,Cmax,。CmaxBE,,,。,,CFDA,,。,,CFDA18~24。,,,,。[1],,.[M].:,2009:99.[2]HauschkeD,KieserM,DilettiE,etal.Samplesizedetermi-nationforprovingequivalencebasedontheratiooftwomeansfornormallydistributeddata[J].StatMed,1999,18(6):93-2PASS20081PASS20081067--20146236JETCM.Jun.2014,Vol.23,No.6。,(65.71%)[17]。,,。,KOA,,。KOA,KOA。《》4,,。IgA,、,、[18]。,,:(1),,,;(2),,,[19]。105,46,。[1].(2007)[J].,2007,27(10):793-796.[2].[M].:,2011:111-115.[3],,,.[M].:,1999:591,755.[4],,,.[M].:,2002:349-353.[5],,,.、[J].,2014,23(3):470-473.[6].[J].,1994,7(1):10-11.[7].[J].,2011,13(3):73-75.[8],,,.[J].,2010,17(5):98-99.[9].[J].,2009,27(7):1517-1520.[10],,.[J].,2010,27(2):544-547.[11].[J].,2011,11(47):65.[12].2[J].,2001,5(10):106.[13],,.[J].,2000,6(2):56-58.[14],.、[J].,2009,11(4):607-609.[15],.[J].,1998,11(3):20-21.[16].[M].:,1998:8.[17],,,.[J].,2008,6(11):1117-1121.[18],,,.[J].,2007,27(2):4-6.[19],,.[J].,2011,2(1):52-55.(2014-03-10)105.[3],.[J].,2007,12(8):841-844.[4],,,.[J].,2008,24(4):339-343.(2012-12-09)(1065)1068--