NOT KNOWN FACTS ABOUT FENTANYL MEDICAL USAGE

ritlecitinib will increase the level or effect of fentanyl by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Modify Therapy/Observe Carefully. Ritlecitinib inhibits CYP3A4 substrates; coadministration raises AUC and peak plasma concentration sensitive substrates, which may raise risk of adverse reactions.buprenorphine, long-acting injection