Lois, age 54, is taking warfarin (Vitamin K antagonist, an anticoagulant) 4 mg p.o. each day following a deep vein thrombosis
Lois, age 54, is taking warfarin (Vitamin K antagonist, an anticoagulant) 4 mg p.o. each day following a deep vein thrombosis. Her INs have been well-maintained at 2.0 – 2.3. Today, however her IN is 4.8. On review of her history, you note that she has been taking Advil Cold (Ibuprofen, an NSAID + phenylephrine, […]