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 levoketoconazole by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Minor/Significance Unknown. Il pentobarbital è un barbiturico i quali agisce come sedativo o sedativo, usato a la... https://elizabethw987jxn5.wikibestproducts.com/user