** Secondary prevention of atherotrobmotic events:Clopidogrel is indicated in:• Adult Patients suffering from myocardial infarction (from a few days until less than 35 days), ischaemic stroke (from 7 days until less than 6 months) or established peripheral arterial disease.• Adult Patients suffering from Acute Coronary Syndrome- Non-ST segment elevation acute coronary syndrome (unstable angina/non-Q-wave myocardial infarction (MI)), including patients undergoing a stent placement following percutaneous coronary intervention, in combination with acetylsalicylic acid (ASA).- ST segment elevation acute myocardial infarction, in combination with ASA in medically treated patients eligible for thrombolytic therapy** Prevention of atherotrobmotic and thromboembolic events in atrial fibrillation:In adult patients with atrial fibrillation who have at least one risk factor for vascular events, are not suitable for the treatment with Vitamin K antagonists (VKA) Anti-Thrombin or Anti Factor Xa, and who have a low bleeding risk, Clopidogrel is indicated in combination with ASA for the prevention of atherothrombotic and thromboembolic events, including stroke.