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Recruiting Phase 4 NCT05774691

Routine Versus Selective Protamine Administration to Reduce Bleeding Complications After Transcatheter Aortic Valve Implantation (POPular ACE TAVI)

Trial Parameters

Condition Aortic Valve Stenosis
Sponsor St. Antonius Hospital
Study Type INTERVENTIONAL
Phase Phase 4
Enrollment 1,000
Sex ALL
Min Age 18 Years
Max Age N/A
Start Date 2023-11-01
Completion 2025-12
Interventions
Protamine sulfateProtamine sulfate

Brief Summary

Heparin reversal by protamine administration after transcatheter aortic valve implantation (TAVI) may reduce bleeding events. However, protamine can also cause life-threatening allergic reactions. High-quality evidence regarding the clinical safety and efficacy of routine protamine administration after TAVI is lacking. The aim of this clinical trial is to determine if routine protamine administration, compared with selective protamine administration, reduces the risk of all-cause mortality or clinically relevant bleeding within 30 days after transcatheter aortic valve implantation.

Eligibility Criteria

Inclusion Criteria: * Aged \> 18 years * Undergoing transfemoral TAVI with any commercially available transcatheter heart valve * Provided written informed consent Exclusion Criteria: * Documented protamine allergy or anaphylaxis * Recent PCI (\< 3 months before TAVI) * Planned arterial access via surgical cut-down

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