pentobarbital will reduce the level or result of fesoterodine by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Observe.pentobarbital will lower the level or impact of erlotinib by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Observe.pentobarbital will minimize the extent or effect of capivasertib by infl