INTRODUCTION. Warfarin is associated with an increased risk of bleeding, as are a variety of other anticoagulants. The effect of warfarin has great inter- and intra-individual variation based on a variety of genetic, dietary, and medication effects. What You Should Know About Your Diet and Warfarin What is warfarin? Warfarin is a medication that helps “thin” your blood to decrease your body’s chance of forming harmful CPJ/RPC • JANUARY/FEBRUARY 2011 • VOL 144, NO 1 21 Introduction Warfarin has been the mainstay of oral anticoagu-lant therapy for the past 60 years and it is most This study is a Phase 2b, multicenter, randomized, double-blind, placebo-controlled, dose-ranging, efficacy and safety study, designed to document the clinical benefit of PTC124 when administered as therapy of patients with DMD/BMD due to a nonsense mutation (premature stop codon) in the dystrophin gene. Warfarin is recommended for the prevention of systemic embolism, stroke associated with atrial fibrillation, and venous thromboembolism. 1 Its use is limited by several factors including a narrow therapeutic range, and drug–drug and drug–food interactions. Co-administration of low molecular weight heparin enhances the profibrinolytic effect of warfarin through different mechanisms American Heart Association, Inc., the American College of Cardiology Foundation, and the Heart Rhythm Society Treatment with warfarin should be started on the same day as heparin, low molecular weight heparin (LMWH), or fondaparinux and continue for 5 days or more and until the INR is 2 or more for 24 hours or more. Indications. Venous thromboembolism Several studies have provided evidence that, compared to standard care, weight-based dosing of heparin resulted in a shorter time to achieve therapeutic aPTT and fewer bleeding complications. DESCRIPTION. COUMADIN (warfarin sodium) tablets and COUMADIN (warfarin sodium) for injection contain warfarin sodium, an anticoagulant that acts by inhibiting vitamin K⌈dependent coagulation factors.