Increased prothrombin times induced by combined vitamin E and warfarin therapy may be managed by discontinuing vitamin E, and, if necessary, by administering vitamin K.

When prescribed the anticoagulant drug warfarin, many patients are told to limit foods rich in vitamin K, such as green vegetables. The results of a new clinical trial call that advice into question ...

Aims Non-vitamin K antagonist oral anticoagulants (NOACs) were in pivotal randomised controlled trials at least non-inferior to warfarin for stroke prevention in ...

In patients with protein C and protein S deficiency, when warfarin therapy is started there is a more rapid fall in concentration of protein C (antigen and activity) than the other vitamin K ...

Leafy green vegetables are packed with nutrients such as fiber, vitamins, minerals and antioxidants — but the verdant veggies ...

Methods The biomarker substudy from the Apixaban for Reduction in Stroke and Other Thromboembolic Events in Atrial Fibrillation trial included 4850 patients with AF randomised to treatment with ...

A phase IIa trial has demonstrated that a structural analogue of warfarin is safe, tolerable, and efficacious. Investigators believe that this new anticoagulant, named tecarfarin, will be ...

Warfarin works by blocking an enzyme that activates vitamin K. With less active vitamin K available, fewer clotting factors are released and blood clots form more slowly. When a person on warfarin ...

Under the care and guidance of a healthcare provider, vitamin K might also be used in the treatment of several bleeding-relating conditions, including excess bleeding from taking too much of the blood ...