Real-time enrollment status for this attention deficit hyperactivity disorder clinical trial
Current Status
Recruiting
Checked: July 13, 2026 at 2:53 PM UTC
| NCT Number | NCT03420339 |
| Recruiting Status | Recruiting |
| Condition | Attention Deficit Hyperactivity Disorder |
| Phase | Clinical Trial |
| Target Enrollment | 10 participants |
| Active Locations | 1 sites in the US |
| Sponsor | Matthew J O'Brien, PhD, BCBA-D |
| Last Updated on CT.gov | March 17, 2025 (Mar 17, 2025) |
As of July 13, 2026: Clinical trial NCT03420339 is currently recruiting participants. This clinical trial study for attention deficit hyperactivity disorder is actively seeking new participants at 1 location across the United States. The study is sponsored by Matthew J O'Brien, PhD, BCBA-D. This status information is automatically verified from the official ClinicalTrials.gov registry.
Yes, NCT03420339 is actively recruiting participants as of July 13, 2026. You can check eligibility and apply through HelloStudys.
This trial is recruiting at 1 location in the United States. View all available locations on the full study page.
Check your eligibility and express interest by completing the application form on the study page. A research coordinator will follow up to discuss next steps.
The official ClinicalTrials.gov record for NCT03420339 was last updated Mar 17, 2025 (March 17, 2025). HelloStudys verifies this status automatically.