Pentobarbital will decrease the extent or effect of clozapine by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Check. pentobarbital will lessen the extent or impact of tipranavir by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Observe. pentobarbital will decrease the extent or influence of ramelteon by impacting hepatic enzyme CYP2C9/10 metab... https://is-nembutal-a-depressant02006.blog2news.com/31592083/the-greatest-guide-to-what-kind-of-drug-is-nembutal