DETAILED NOTES ON FENTANYL OVERDOSE SYMPTOMS AND CAUSES

phenytoin will lessen the level or effect of fentanyl by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Modify Therapy/Keep an eye on Carefully. Coadministration of fentanyl with CYP3A4 inducers may lead to your lower in fentanyl plasma concentrations, lack of efficacy or, quite possibly, progress of the withdrawal syndrome in the individua