Pentobarbital will minimize the extent or impact of ritonavir by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Watch. pentobarbital will minimize the level or impact of prednisone by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Observe. pentobarbital decreases amounts of amphotericin B deoxycholate by inhibition of GI absorption. Applies only... https://shigesatox852ikm1.activosblog.com/profile