Clinical Trials in St. Louis, United States

Delta Trials hosts 12,691 clinical trials conducted in St. Louis, United States, making it a notable site of clinical research activity. These trials covering 9,286 medical conditions and multiple therapeutic areas, reflecting the scope and diversity of clinical research in this location. Since 2020, 1,593 trials in this location have been stopped, mirroring broader trends in global research activity. The trial counts on this page reflect the most recent data ingested from ClinicalTrials.gov, tracking research history across multiple versions for St. Louis.