Adult & elderly 75 mg single dose daily.
Non-ST segment elevation acute coronary syndrome Initially 300 mg single dose, continued at 75 mg once daily in combination w/ aspirin 75-325 mg daily.
ST segment elevation acute MI Initially 300 mg single dose, continued at 75 mg once daily in combination w/ aspirin & w/ or w/o thrombolytics.
Atrial fibrillation 75 mg single dose daily in combination w/ aspirin 75-100 mg daily.