Plavix is an antiplatelet drug; specific and active inhibitor of platelet aggregation; has a coronary-dilating effect. The use of Plavix is indicated for the prevention of atherothrombotic complications in adult patients with myocardial infarction in adult patients with an acute coronary syndrome. The drug is also indicated to prevent atherothrombotic and thromboembolic complications, including a stroke, atrial fibrillation in patients with atrial fibrillation, who have at least one risk factor for vascular complications and who cannot take indirect anticoagulants and have a low risk of bleeding.