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 Durante fentanyl plasma concentrations, lack of efficacy or, possibly, development of a withdrawal syndrome Con a patient who has developed https://madesocials.com/story5809442/the-ultimate-guide-to-pentobarbital-de-sodium