Evaluating prasugrel alone after heart intervention for heart attack patients

PRasugrEl Monotherapy Following prImary percUtaneous Coronary Intervention for ST-elevation Myocardial Infarction

Phase 4 Interventional Kindai University · NCT05709626

This study is testing if taking prasugrel alone after a heart procedure is safer and just as effective as taking it with aspirin for heart attack patients.

Quick facts

PhasePhase 4
Study typeInterventional
Enrollment2258 (estimated)
Ages18 Years and up
SexAll
SponsorKindai University Academic / other
Locations1 site (Sayama, Osaka)
Trial IDNCT05709626 on ClinicalTrials.gov

What this trial studies

This study aims to assess the safety of prasugrel monotherapy compared to a standard 12-month dual antiplatelet therapy (DAPT) in patients who have experienced a ST-elevation myocardial infarction (STEMI) and are undergoing primary percutaneous coronary intervention (PCI) with a specific type of stent. The research will focus on the incidence of major cardiovascular events over a 12-month period following the intervention. By comparing the outcomes of patients receiving prasugrel alone versus those receiving both prasugrel and aspirin, the study seeks to determine if monotherapy can reduce bleeding risks while maintaining efficacy. This trial builds on previous findings that suggest prasugrel may be more effective than clopidogrel in this context.

Who should consider this trial

Good fit: Ideal candidates for this study are patients scheduled for primary PCI with an everolimus-eluting stent who have experienced a STEMI.

Not a fit: Patients taking anticoagulants, those under 18 years old, or individuals with a prognosis of less than one year may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide a safer alternative treatment for STEMI patients by reducing the risk of bleeding without compromising cardiovascular outcomes.

How similar studies have performed: Previous studies have shown promising results with P2Y12 inhibitor monotherapy, indicating potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients scheduled for primary PCI with everolimus-eluting stent (PtCr-EES, SYNERGYTM)
* STEMI patients
* Patients who can continue dual antiplatelet therapy with aspirin and a P2Y12 inhibitor for 12 months

Exclusion Criteria:

* Patients taking anticoagulants
* Patients under 18 years old
* Patients with less than 1 year prognosis
* Patients participating in other intervention studies

Where this trial is running

Sayama, Osaka

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions ST-segment Elevation Myocardial InfarctionAcute Coronary SyndromeDual AntiPlatelet TherapyDrug Eluting StentPercutaneous Coronary InterventionST-elevation myocardial infarction
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.