Aspirin is used for secondary prevention of ischemic hea disease because it:-

A. Inhibits TXA2 synthesis by platelets

B. Inhibit prostacyclin synthesis

C. Inhibits release of EDRF

D. Inhibit synthesis of endothelins

Correct Answer: Inhibits TXA2 synthesis by platelets

Description: Aggregatory substances: TXA2 ADP Inhibits aggregation: PGI2. Aspirin is Irreversible inhibitor of COX - thus preventing TXA2 formation & aggregation of PLATELETS.

Category: Pharmacology

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