Michelle L. O'Donoghue

All articles by Michelle L. O'Donoghue

General (including evidence of efficacy) What classes of antiplatelet drugs should be prescribed after an acute coronary syndrome? 1. Aspirin Mechanism of action: Irreversibly inhibits the platelet COX-1 enzyme leading to reduced thromboxane A2 (TXA2) production. In turn, this inhibits platelet activation and aggregation via TXA2-dependent pathways and blocks TXA2-dependent vasoconstriction. Efficacy of aspirin: In…