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Forcurrentlabelinginformation,pleasevisit/drugsatfda
®
Zebeta
(BisoprololFumarate)Tablets
November2010
799-33-100004
Rxonly
DESCRIPTION
Zebeta(bisoprololfumarate)isasynthetic,beta1-selective(cardioselective)adrenoceptorblockingagent.
Thechemicalnameforbisoprololfumarateis(±)-1-[4-[[2-(1-Methylethoxy)ethoxy]methyl]phenoxy]-3
[(1-methylethyl)amino]-2-propanol(E)-2-butenedioate(2:1)(salt).Itpossessesanasymmetriccarbon
atominitsstructureandisprovidedasaracemicmixture.TheS(-)enantiomerisresponsibleformostof
thebeta-blockingactivity.Itsempiricalformulais(CHNO)•CHOanditsstructureis:
183142444
Bisoprololfumaratehasamolecularweightof766.97.Itisawhitecrystallinepowderwhichis
approximatelyequallyhydrophilicandlipophilic,andisreadilysolubleinwater,methanol,ethanol,and
chloroform.
Zebetaisavailableas5and10mgtabletsfororaladministration.
InactiveingredientsincludeColloidalSiliconDioxide,CornStarch,Crospovidone,DibasicCalcium
Phosphate,Hypromellose,MagnesiumStearate,MicrocrystallineCellulose,PolyethyleneGlycol,
Polysorbate80,andTitaniumDioxide.The5mgtabletsalsocontainRedandYellowIronOxide.
CLINICALPHARMACOLOGY
Zebetaisabeta1-selective(cardioselective)adrenoceptorblockingagentwithoutsignificantmembrane
stabilizingactivityorintrinsicsympathomimeticactivityinitstherapeuticdosagerange.
Cardioselectivityisnotabsolute,however,andathigherdoses(≥20mg)bisoprololfum
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