Safety Evaluation of Intracoronary Infusion of Extracellular Vesicles in Patients Following Coronary Stent Implantation

A biological drug made of certain parts of blood from living blood donors obtained from a certified blood bank. At the time of cardiac catheterization patients will undergo one-time intracoronary infusion of 10 milliliters of PEP dosage consisting of approximately 5%, 10%, or 20% PEP. PEP dose will be infused immediately distal to the newly placed stent over approximately 5 minutes.