Butabarbital will lessen the level or effect of fedratinib by impacting hepatic/intestinal enzyme CYP3A4 metabolism. Keep away from or Use Alternate Drug. Impact of coadministering a solid CYP3A4 inducer with fedratinib has not been analyzed. butabarbital will reduce the extent or outcome of carvedilol by affecting hepatic enzyme CYP2C9/ten metabolism. https://davidw084gcw6.wiki-cms.com/user