Clopidogrel Winthrops antikoagulerende effekt blev sammenlignet med effekten af aspirin i en undersøgelse kaldet CAPRIE- undersøgelsen, som omfattede 19 000 patienter med aterotrombose.
The effectiveness of Clopidogrel Winthrop as an anticoagulant was compared with that of aspirin in a study called CAPRIE including around 19,000 patients with atherothrombosis.