Anthocyanin-Rich Table Grape Powder for Prophylaxis of Post-Operative Atrial Fibrillation — StellaPhase 1 — Early testing in a small group of people (usually 20–80) to evaluate safety, determine safe dosage, and identify side effects.
Trial locations(1 site)
United States
University of Michigan - Michigan Medicine, Ann Arbor, Michigan Last updated February 2026