TOPICS: Adp inhibitors, adp p2y12 receptors, antiplatelet drugs, platelet aggregation, gp IIb/IIIa, clopidogrel, prasugrel, ticagrelor, ticlopidine, unstable angina, nstemi, aspirin, acute coronary syndromes, mi, asymptomatic peripheral arterial disease, coronary stents, thrombotic stroke, neutropenia, agranulocytosis, thrombotic thrombocytopenic purpura, allergic reaction, rash, pruritus, anaphylaxis, hemorrhage