pentobarbital will decrease the extent or effect of vinorelbine by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Minimal/Importance Unknown.pentobarbital will reduce the extent or result of ripretinib by impacting hepatic/intestinal enzyme CYP3A4 metabolism.Contraindicated (one)pentobarbital will lessen the extent or impact of elbasvir/gra