Pentobarbital will decrease the level or effect of alfentanil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Minor/Significance Unknown. pentobarbital will decrease the level or effect of nateglinide by affecting hepatic enzyme CYP2C9/10 metabolism. Use Caution/Monitor. pentobarbital will decrease the level or effect of alosetron by affecting hepatic/intestinal enzyme CYP3A... https://scrapbookmarket.com/story20300142/pentobarbital-cosa-%C3%88-una-panoramica