Thrombotic and Bleeding Events research hub

On-X Aortic Prosthetic Heart Valve Low Dose Warfarin Post Approval Clinical Registry Study

This study looks at people who have had a specific heart valve replacement (On-X Aortic Heart Valve) and are taking a lower dose of blood thinners (warfarin). Researchers want to see how well this treatment works over five years to prevent blood clots and bleeding.