Clinical trials
Observational Attention Deficit Disorder with Hyperactivity trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
98 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 2 |
| 2002 | 2 |
| 2003 | 1 |
| 2004 | 4 |
| 2005 | 5 |
| 2006 | 1 |
| 2007 | 4 |
| 2008 | 4 |
| 2009 | 4 |
| 2010 | 6 |
| 2011 | 3 |
| 2012 | 4 |
| 2014 | 7 |
| 2015 | 2 |
| 2016 | 6 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 5 |
| 2026 | 5 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 66 |
| Recruiting | 11 |
| Unknown status | 7 |
| Terminated | 5 |
| Enrolling by invitation | 3 |
| Withdrawn | 2 |
| Not yet recruiting | 2 |
| Active, not recruiting | 2 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Massachusetts General Hospital | 12 |
| National Institute of Mental Health (NIMH) | 12 |
| Duke University | 5 |
| Boston Children's Hospital | 3 |
| Hugo W. Moser Research Institute at Kennedy Krieger, Inc. | 3 |
| National Institute of Environmental Health Sciences (NIEHS) | 3 |
| University of Michigan | 3 |
| Aevi Genomic Medicine, LLC, a Cerecor company | 2 |
| Akili Interactive Labs, Inc. | 2 |
| Children's Hospital of Philadelphia | 2 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Attention Deficit Disorder with Hyperactivity | 98 |
| Autism Spectrum Disorder | 9 |
| Bipolar Disorder | 7 |
| Conduct Disorder | 6 |
| Anxiety Disorders | 5 |
| Autistic Disorder | 5 |
| Neurodevelopmental Disorders | 5 |
| Major Depressive Disorder | 4 |
| Oppositional Defiant Disorder | 4 |
| Child Development Disorders, Pervasive | 3 |
Trials
Showing 1 to 25 of 98. Each trial links to its page on Pharma Observatory.
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
No changes to these trials in the last 7 days.
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