Ventoxen Tablet Venetoclax Ritonavir
ModerateRitonavir is a strong CYP3A and P-gp inhibitor, and taking it with venetoclax raises venetoclax levels in the blood. In a study of 6 healthy people who took ritonavir 50 mg once daily for 14 days, venetoclax Cmax went up 2.4-fold and AUC went up 7.9-fold.
These medicines are often taken together with some care. Your doctor may change a dose, space them apart or check on you more often. Make sure your doctor and pharmacist know you take both.