Pentobarbital will lower the level or influence of saxagliptin by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Insignificant/Significance Unknown. pentobarbital will lower the level or outcome of dapsone by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Small/Importance Unfamiliar. CYP3A4 inducers might raise the metabolism of clopidogrel to its Lively metabolite. ... https://stearnsd321shw8.wikiexcerpt.com/user