Pentobarbital will decrease the level or effect of fentanyl transdermal by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Modify Therapy/Monitor Closely. Coadministration of fentanyl with CYP3A4 inducers could lead to a decrease Per mezzo di fentanyl plasma concentrations, lack of efficacy or, possibly, development of a withdrawal syndrome Per a patient who https://bookmarkcitizen.com/story20302209/the-ultimate-guide-to-pentobarbital-de-sodium