Pentobarbital will decrease the level or effect of prednisone by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Monitor. pentobarbital will decrease the level or effect of diclofenac by affecting hepatic enzyme CYP2C9/10 metabolism. Minor/Significance Unknown. pentobarbital will decrease the level or effect of tolterodine by affecting hepatic/intestinal enzyme CYP3... https://bookmarklinkz.com/story20227521/un-imparziale-vista-pentobarbital-rat-euthanasia