(BasicFormulation) 1.Formulations No.1No.2 I.ActiveIngredient.............................................q.s.q.s. Lacto semonohydrate....................................76g76g Carbopol934(Goodrich).................................4g– Carbopol980/9811 1(Goodrich).......................–4g KollidonVA64[1]............................................19g19g
II.Ethanol96%..................................................15g10g III.Magnesiumstearate[2]....................................1g1g 2.Manufacturing(Wetgranulation) MixintensivelythecomponentsI,granulatemixtureIwithethanolII, pass througha0.8mmsieve,dry,sieveagainthrougha0.5mmsieve, mixwiththecomponentIIIandpresswithmediumcompressionforce to tablets. 3.Tabletproperties Diameter......................................................8mm Weight......................................................200mg Hardness...................................................>180N Disintegration...........................................>30min Friability......................................................<0.1% 4.Buccaladhesivestrength(invitro) Onedropofhumansalivawasgivento aglassplateandatabletwas puto nthisdrop.After7mintheforce(N)wasmeasuredneededto separatethetabletverticallyfromtheglasplate: FormulationNo.1:about7N FormulationNo.2:about3N
关键字:adhesive buccal tablets