50
Participants
Start Date
March 12, 2025
Primary Completion Date
December 31, 2029
Study Completion Date
December 31, 2029
Sildenafil
Orally administered phosphodiesterase-5 (PDE-5) inhibitor, which enhances nitric oxide signaling in platelets and blood vessels.
Placebo
Matched capsule not containing any medication
RECRUITING
Montefiore Medical Center, The Bronx
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Montefiore Medical Center
OTHER