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 zonisamide by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Minor/Significance Unknown. pentobarbital will decrease the level or effect of pantoprazole by affecting hepatic/intestinal enzym... https://bookmark-rss.com/story20143846/tutto-ci%C3%B2-che-riguarda-what-is-nembutal-pentobarbital