Pentobarbital will reduce the extent or outcome of voriconazole by influencing hepatic enzyme CYP2C9/ten metabolism. Minor/Significance Mysterious. pentobarbital will reduce the level or result of nelfinavir by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Check. pentobarbital will lower the level or impact of quinidine by impacting hepatic/intestinal enzyme CYP... https://heinzt000pfs6.blogoscience.com/profile