The dose of aspirin for prevention of myocardial infarction is

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The dose of aspirin for its analgesic,antiinflammatory,and antipyretic effects is considered high dose and may be 325 to 650 mg up to every 4 hours daily as needed.The dose of aspirin for its antithrombotic indications is considered low dose;the range for prevention of myocardial infarction is 81 to 325 mg daily,and for prevention of transient ischemic attack/stroke,it is 50 to 325 mg daily.Up to 25% of patients taking aspirin as an antithrombotic may be genetically prone to aspirin resistance,and higher doses may be necessary to overcome resistance (e.g. ,500 mg to 1.5 g daily).

The Dose of Aspirin for Prevention of Myocardial Infarction Is