AN UNBIASED VIEW OF WHERE TO PHENOBARBITAL

Check Carefully (1)phenobarbital will lessen the extent or impact of fentanyl transmucosal by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Modify Therapy/Watch Closely. Coadministration of fentanyl with CYP3A4 inducers may lead to your lessen in fentanyl plasma concentrations, insufficient efficacy or, potentially, improvement of a withdr