About fentanyl vs sufentanil vs alfentanil
phenytoin will decrease the level or effect of fentanyl by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Modify Therapy/Check Closely. Coadministration of fentanyl with CYP3A4 inducers may lead to the lower in fentanyl plasma concentrations, not enough efficacy or, maybe, advancement of the