Pentobarbital will reduce the extent or result of atazanavir by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Insignificant/Significance Unknown. pentobarbital will reduce the extent or influence of methadone by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Check. pentobarbital will reduce the level or impact of irinotecan liposomal by impacting hepatic/i... https://augustmdvlz.blogs100.com/31440242/5-essential-elements-for-que-es-el-nembutal