163 Aspirin Utilization in Patients with Nonvalvular Atrial Fibrillation on Oral Anticoagulants in a Large Academic Medical Center

minor, 1 major), while 4 patients had 25 procedures post-2019, 16 on emicizumab (9 urgent, 22 minor, 3 major).Pre-2019 regimens included recombinant activated factor VII (rFVIIa) 90 mcg/kg every 2 hours (n=1), activated prothrombin complex concentrate 50 units/kg every 12 hours (n=1), or both (n=1), with no bleeds.Post-2019 regimens included rFVIIa 90 mcg/kg every 2 hours (n=5), 75 mcg/kg every 4 hours (n=3), and rFVIII 50 units/kg every 12 hours (n=4).Bleeding-related dose escalation occurred following 1 procedure pre-2019 and 5 post-2019.Conclusion: