Pentobarbital will decrease the level or effect of losartan by affecting hepatic enzyme CYP2C9/10 metabolism. Minor/Significance Unknown. pentobarbital will decrease the level or effect of vincristine by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Minor/Significance Unknown. pentobarbital will decrease the level or effect of tinidazole by affecting hepatic/intestinal enzyme... https://baidubookmark.com/story20151364/pentobarbital-uses-pu%C3%B2-essere-divertente-per-chiunque