pentobarbital will decrease the level or impact of bazedoxifene/conjugated estrogens by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Use Warning/Keep an eye on.pentobarbital will lower the level or effect of guanfacine by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Modify Therapy/Check Intently. Potent or moderate CYP3A4 in