Pentobarbital will decrease the level or effect of ketoconazole by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Minor/Significance Unknown. pentobarbital will decrease the level or effect of loratadine by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Monitor. pentobarbital will decrease the level or effect of pantoprazole by affecting hepatic/intestinal ... https://thebookmarkid.com/story20398638/5-elementi-essenziali-per-pentobarbital-on-skin