Pentobarbital will lower the level or effect of atazanavir by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Insignificant/Importance Unknown. pentobarbital will decrease the level or effect of theophylline by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Monitor. com. Despite the fact that we try and adjust to these kinds of requests, deletion of https://garrettxbmnn.fitnell.com/71813766/is-nembutal-a-barbiturate-fundamentals-explained