Use of anticoagulant is -
Venous thrombosis
Arterial thrombosis
Vitamin K toxicity
Heart failure
Ans. is 'a' i.e., Venous thrombosis Prophylaxis for venous thrombuso Heparin (unfractioned, LMW, or fondaparinox) and oral anticoagulants (warfarin).Prophylaxis for arterial thrombuso Aspirino Clopidogrelo Ticlopidine
Anticoagulants and Coagulants