pentobarbital will lessen the level or influence of ripretinib by affecting hepatic/intestinal enzyme CYP3A4 metabolism.Observe Closely (one)pentobarbital will decrease the level or outcome of exemestane by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Use Caution/Keep track of. For people acquiring exemestane by using a strong CYP3A4 in