nevirapine will lessen the level or influence of ergotamine by influencing hepatic/intestinal enzyme CYP3A4 metabolism. Contraindicated.ergotamine will enhance the stage or result of ruxolitinib topical by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Minimal/Significance Not known.omaveloxolone will lower the extent or impact of ergotamin… Read More