Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.
Attention Deficit Disorder: early-phase trial registry
2 of 5 indexed Attention Deficit Disorder trials are currently recruiting, with more weight in Phase 1-2.
Corpus placement: #3,391 of 28,707 conditions by registered trial count.
5 US clinical trials · 2 currently recruiting · #3,391 of 28,707 conditions by registered trial count
Attention Deficit Disorder: 5 US clinical trials tracked, 2 recruiting.
Attention Deficit Disorder is the subject of 5 registered US clinical trials on ClinicalTrials.gov, 2 of them currently open to new participants. 1 are in Phase 3-4 (later-stage) and 2 in Phase 1-2 (earlier-stage). The most active sponsor is Rochester Center for Behavioral Medicine, running 1 of these trials.
Enrollment posture brief
Registry condition attention-deficit-disorder
OPEN 2 | RECR 40% | LATE 1 | EARLY 2 | RANK #3391 | SPON 1
Volume-matched condition peers
Nearest open-share peer: Achondroplasia (40% recruiting · 10 trials)
Attention Deficit Disorder lists 2 open slots (40% of 5 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →
Key findings
What ClinicalTrials.gov does not surface for Attention Deficit Disorder on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.
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Attention Deficit Disorder is recruiting below its size-band peers.
2 of 5 indexed trials (40%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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One sponsor concentrates Attention Deficit Disorder research.
Rochester Center for Behavioral Medicine accounts for 1 of 5 trials (20%). 5 distinct sponsors appear on at least one study for this condition label.
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Most Attention Deficit Disorder trials plan to enrol fewer than 100 people.
Median target enrolment is 50 among the 5 trials that report a genuine target (sentinel values excluded). 4 of those (80%) plan for fewer than 100 participants.
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Attention Deficit Disorder research is mostly interventional.
4 interventional and 1 observational studies make up this index (80% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
5 total, page 1 of 1
Home-based Transcranial Direct Current Stimulation (tDCS) for Treatment of Attention-deficit/Hyperactivity Disorder (ADHD)
Massachusetts General Hospital
NCT05354232
A Trial of Dyanavel XR in Treating Co-occurring Fatigue Symptoms in Adults With Attention Deficit Hyperactivity Disorder (ADHD).
Rochester Center for Behavioral Medicine
NCT06248229
Attention Deficit Disorder and Exposure to Lead
National Institute of Environmental Health Sciences (NIEHS)
NCT00014898
Shire SCT: Lisdexamfetamine Treatment for ADHD and SCT
NYU Langone Health
NCT02635035
Medication Integration in Treatment of Comorbid Adolescent Substance Users/Attention Deficit Hyperactivity Disorder
The National Center on Addiction and Substance Abuse at Columbia University
NCT01369459
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 1 |
| Phase 2 | 1 |
| Phase 4 | 1 |
Top Sponsors
Named interventions
Most-linked intervention names on Attention Deficit Disorder records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Attention Deficit Disorder trials. A trial with sites in several states counts in each.
Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.
Related
What to do with this Attention Deficit Disorder page
5 registered trials, 2 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 2 Attention Deficit Disorder trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Rochester Center for Behavioral Medicine sponsors the most Attention Deficit Disorder trials on record, review their full trial history before evaluating a specific study. See Rochester Center for Behavioral Medicine's trials
- Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide
Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.
Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Attention Deficit Disorder condition card totals 5 registered trials; most-linked intervention Placebo; top US site state New York. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.