TOPICS: Antiplatelet pde inhibitors, cilostazol, platelet aggregation, direct arterial vasodilator, dipyridamole, adenosine, vasodilation, intermittent claudication, coronary stents, ischemic stroke, tia, cardiac stress testing, nausea, diarrhea, abdominal pain, hypotension, facial flushing, headaches, tachycardia, ventricular arrhythmias, neurotoxicity, seizures, heart failure, hypotension, caffeine, bronchospasm, asthma, reactive airway disease