Healthy Volunteers; Clinical Trials

Delta Trials indexes 2,580 clinical trials for Healthy Volunteers; in its publicly accessible dataset. Of these, 178 enrolling participants at this time and 2,102 trials have reached completion. This research takes place spanning 931 research sites around the world. An additional 300 trials are in preparatory or other active non-recruiting stages. Since 2020, 117 trials were terminated, illustrating the dynamic nature of clinical research. Delta Trials updates this record as new data becomes available from ClinicalTrials.gov, providing a versioned view of how research activity has changed over time.