WHAT DOES ORDER PHENOBARBITAL ONLINE MEAN?

Observe Closely (one)phenobarbital will reduce the extent or effect of fentanyl transmucosal by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Modify Therapy/Observe Intently. Coadministration of fentanyl with CYP3A4 inducers may lead into a decrease in fentanyl plasma concentrations, deficiency of efficacy or, possibly, improvement of th