Pentobarbital will lessen the level or effect of ritonavir by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Observe. pentobarbital will lower the extent or effect of amiodarone by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Check. pentobarbital will reduce the extent or effect of disopyramide by affecting hepatic/intestinal enzyme CYP3A4 m... https://claytongzoan.blogerus.com/53540831/facts-about-what-kind-of-drug-is-nembutal-revealed