Leukin Mercaptopurine Warfarin Sodium
ModerateMercaptopurine (Leukin) may make warfarin work less well as a blood thinner. Warfarin may then not protect against blood clots as much as it should.
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.