ASA
Use 75-162 mg/d indefinitely (Class I, Level A)
75-162 mg/d is recommended to minimize bleeding complications (Class IIa, Level B)
Clopidogrel
75 mg/d indefinitely in ASA allergy or intolerance (Class IIa, Level B)
ASA + clopidogrel
Post STEMI (Medically managed)
ASA 75-162 mg/d and clopidogrel 75 mg/d for a minimum of 14 d (Class I, Level B)
Clopidogrel 75 mg/d may be continued for 12 mo in the absence of excess bleeding risk (Class IIa, Level C)
Post PCI
ASA 75-162 mg/d and clopidogrel 75 mg/d for 12 mo (Class I, Level B)
ASA 75-162 mg/d and clopidogrel 75 mg/d may be continued beyond 12 mo in patients with a high risk of thrombosis and a low risk of bleeding (Class IIa, Level C)
Post NSTEACS (Medically managed)
ASA 75-162 mg/d and clopidogrel 75 mg/d for a minimum of 1 mo (Class I, Level A)
Clopidogrel 75 mg/d may be continued for 12 mo in the absence of excessive bleeding risk (Class I, Level B)
Post PCI
ASA 75-162 mg/d and clopidogrel 75 mg/d for 12 mo (Class I, Level A)
ASA 75-162 mg/d and clopidogrel 75 mg/d may be continued beyond 12 mo in patients with a high risk of thrombosis and a low risk of bleeding (Class IIb, Level C)
Post CABG
ASA 75-162 mg/d and clopidogrel 75 mg/d for a minimum of 1 mo and up to 12 mo (Class I, Level B)
ASA + prasugrel
ASA 75-162 mg/d and prasugrel 10 mg/d for 12 mo in patients who undergo stent implantation and have an increased risk of thrombosis (eg, STEMI, history of diabetes mellitus, prior documented stent thrombosis) (Class IIa, Level B)
ASA 75-162 mg/d plus prasugrel 10 mg/d should be avoided in patients at a high risk of bleeding, likely to undergo CABG within 7 d, with a history of stroke or TIA, aged ≥75 y, or weight <60 kg (Class III, Level B)
ASA + ticagrelor
ASA 75-162 mg/d plus ticagrelor 90 mg twice daily for 12 mo (Class I, Level B)

ASA, acetylsalicylic acid; CABG, coronary artery bypass grafting; NSTEACS, non–ST-segment elevation acute coronary syndrome; PCI, percutaneous coronary intervention; STEMI, ST-elevation myocardial infarction; TIA, transient ischemic attack.