Research Area: Cardiovascular Disease Biological Activity: Cilostazol is a medication used in the alleviation of the symptom of intermittent claudication in individuals with peripheral vascular disease. Cilostazol is a phosphodiesterase inhibitor with therapeutic focus on cAMP. It inhibits platelet aggregation and is a direct arterial vasodilator. Its main effects are dilation of the arteries supplying blood to the legs and decreasing platelet coagulation. [1]