Recent MI/stroke or established peripheral arterial disease 75 mg as a single daily dose.
Non-ST-segment acute coronary syndrome (unstable angina/non-Q-wave MI) Initiate a single 300-mg loading dose & then continue at 75 mg once daily. Initiate acetylsalicylic acid (ASA) (75-235 mg once daily) & continue in combination.
ST-segment elevation acute MI 75 mg once daily in combination w/ ASA, w/ or w/o thrombolytics. May be initiated w/ or w/o loading dose.
Atrial fibrillation 75 mg as a single daily dose. Initiate ASA (75-100 mg/day) & continue in combination.
Patient who are poor CYP2C19 metabolisers Consider higher dose regimen (600-mg loading dose followed by 150 mg once daily).