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Updated: Jun 19, 2026

Interventional Diagnostic Procedure: A Practical Guide for the Assessment of Coronary Vascular Function
Published on: March 15, 2022
[Long-term use of oral antiplatelet therapy: from studies to practice]
1Service de cardiologie, Hôpital Pitié-Salpêtrière, Paris Cedex 13, F-75651, France. gerard.helft@psl.aphp.fr
Insights
Antiplatelet therapies like aspirin and clopidogrel are vital for cardiovascular disease prevention. However, their use, especially in combination or for primary prevention, carries significant bleeding risks that must be carefully weighed.
Area of Science:
- Cardiovascular Medicine
- Pharmacology
Background:
- Antiplatelet agents are crucial in managing cardiovascular diseases.
- Aspirin and clopidogrel are widely used antiplatelet medications.
- The benefit/risk profile of antiplatelet therapy varies between secondary and primary prevention.
Purpose of the Study:
- To review the current role and risks of antiplatelet treatments in cardiovascular medicine.
- To evaluate the efficacy and safety of combined antiplatelet therapy.
- To anticipate the emergence of new antiplatelet agents.
Main Methods:
- Literature review of antiplatelet treatments.
- Analysis of clinical evidence for aspirin and clopidogrel.
- Discussion of bleeding risks associated with antiplatelet therapy.
Main Results:
- Antiplatelet therapy is essential for secondary cardiovascular prevention.
- The benefit of antiplatelet therapy is less clear for primary prevention.
- Combining antiplatelet agents increases efficacy for specific indications but significantly elevates bleeding risk.
Conclusions:
- The judicious use of antiplatelet agents is critical, balancing efficacy against bleeding complications.
- Dual antiplatelet therapy requires careful patient selection and indication.
- Future antiplatelet drugs may offer enhanced efficacy but pose greater bleeding risks.
Abstract:
Antiplatelet treatment (platelet aggregation inhibitors) is essential in cardiovascular medicine today. Aspirin and, more recently, clopidogrel are among the most important treatments of cardiovascular diseases. Although the benefit/risk ratio is generally favorable as secondary prevention, and justifies the treatment, it is less so in primary prevention and indeed, sometimes difficult to establish. Although the combination of two treatments seems attractive, it has been shown effective only for some indications. The principal risk of an antiplatelet treatment that inhibits clotting is bleeding, and the risk almost doubles when two treatments are combined. New platelet aggregation inhibitors, undoubtedly more efficacious, but also more likely to induce bleedings, will probably emerge.
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