Warfarin mechanism of action ?: (A) Chelating Ca, (B) Inhibiting antithrombin III, (C) Inhibiting Vitamin K dependent carboxylation, (D) Inhibiting thrombin
Answer is C. Ans. is 'c' i.e., Inhibiting Vitamin K dependent carboxylation Warfarin inhibits vitamin K dependent carboxylation of clotting factors by inhibiting the enzyme Vitamin K epoxide reductase.