cenobamate will lessen the level or impact of fentanyl transdermal by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Modify Therapy/Monitor Intently. Raise dose of CYP3A4 substrate, as wanted, when coadministered with cenobamate.brivaracetam and fentanyl transdermal equally maximize sedation. Keep away from or Use Alternate Drug. Restrict u