Fast Facts. 1  Granulomatosis with polyangiitis (Wegener's) â GPA â is serious but treatable. 2  The cause of GPA is unknown. 3  GPA often affects the sinuses, lungs and kidneys, and can lead to kidney failure.  Recurrences of this form of vasculitis are common.
Warfarin is the oral anticoagulant most frequently used to control and prevent thromboembolic disorders. Prescribing the dose that both avoids hemorrhagic complications and achieves sufficient suppression of thrombosis requires a thorough understanding of the drug's unique pharmacology.
Coumadin (warfarin) is a blood anticoagulant that inhibits the function of Vitamin K dependent coagulation. Coumadin is available as a generic, termed warfarin or warfarin sodium.ur Coumadin Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication. This is not a complete list of side effects and others may occur.