Pentobarbital will decrease the level or effect of hydrocortisone by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Monitor. pentobarbital will decrease the level or effect of quinine by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Minor/Significance Unknown. pentobarbital will decrease the level or effect of saxagliptin by affecting hepatic/intestinal en... https://bookmarkmiracle.com/story22017512/non-ci-sono-altre-pentobarbital-euthanasia-mechanism-of-action-un-mistero