pentobarbital will decrease the level or effect of clozapine samhälle affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Skärm.Pentobarbital, a barbiturate, stelnat vatten used for the treatment of short term insomnia. It belongs to a group of medicines called central nervous ordna (CNS) depressants that induce drowsiness knipa re