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Attention Deficit Hyperactivity Disorder: full-pipeline trial registry
29 of 103 indexed Attention Deficit Hyperactivity Disorder trials are currently recruiting.
Corpus placement: #130 of 28,707 conditions by registered trial count.
103 US clinical trials · 29 currently recruiting · #130 of 28,707 conditions by registered trial count
Attention Deficit Hyperactivity Disorder: 103 US clinical trials tracked, 29 recruiting.
Attention Deficit Hyperactivity Disorder is the subject of 103 registered US clinical trials on ClinicalTrials.gov, 29 of them currently open to new participants. 27 are in Phase 3-4 (later-stage) and 24 in Phase 1-2 (earlier-stage). The most active sponsor is Massachusetts General Hospital, running 9 of these trials.
Enrollment posture brief
Registry condition attention-deficit-hyperactivity-disorder
OPEN 29 | RECR 28% | LATE 27 | EARLY 24 | RANK #130 | SPON 9
Volume-matched condition peers
Nearest open-share peer: Astigmatism (28% recruiting · 32 trials)
Attention Deficit Hyperactivity Disorder lists 29 open slots (28% of 103 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 Hyperactivity 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 Hyperactivity Disorder is recruiting below its size-band peers.
29 of 103 indexed trials (28.2%) are open to enrollment, against a 37.1% average across 139 conditions with 100+ trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.
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Sponsorship of Attention Deficit Hyperactivity Disorder trials is spread across many organizations.
Massachusetts General Hospital accounts for 9 of 103 trials (8.7%). 64 distinct sponsors appear on at least one study for this condition label.
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Typical Attention Deficit Hyperactivity Disorder enrolment sits around 71 participants.
Median target enrolment is 71 among the 103 trials that report a genuine target (sentinel values excluded). 56 of those (54.4%) plan for fewer than 100 participants.
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Attention Deficit Hyperactivity Disorder research is mostly interventional.
97 interventional and 6 observational studies make up this index (94.2% interventional). Study type is sponsor-reported on ClinicalTrials.gov.
Open and recent trials
103 total, page 2 of 3
Efficacy and Safety of Methylphenidate HCl ER Capsules in Children and Adolescents With ADHD
Rhodes Pharmaceuticals, L.P.
NCT01239030
Investigating the Effect of Vortioxetine in Adult ADHD Patients
H. Lundbeck A/S
NCT02327013
A Dose-Ranging, Cross-over Study of the Safety and Efficacy of ABT-089 in Adults With Attention-Deficit/Hyperactivity Disorder (ADHD)
Abbott
NCT00391729
Enhancing IEPs of Children With ADHD Using Daily Report Cards
State University of New York at Buffalo
NCT03747887
Software Treatment for Actively Reducing Severity of ADHD as Adjunctive Treatment to Stimulant
Akili Interactive Labs
NCT03649074
Parent Training for Attention Deficit Hyperactivity Disorder (ADHD) Preschoolers
NYU Langone Health
NCT01320098
Multisite Study of High School-based Treatment for Adolescents With ADHD
Ohio University
NCT04480346
A Safety and Tolerability Study of ABT-089 in Adults With Attention Deficit-Hyperactivity Disorder (ADHD)
AbbVie (prior sponsor, Abbott)
NCT00443391
A Pivotal Efficacy Trial to Evaluate HLD200 in Children With ADHD in a Classroom Setting
Ironshore Pharmaceuticals and Development
NCT02493777
Study to Evaluate the Efficacy of Modafinil Treatment in Patients With Attention Deficit Hyperactivity Disorder (ADHD) Who Are Responders to Modafinil Treatment
Cephalon
NCT00343811
Imaging the Effects of Stimulant Medication on Emotional Lability in Patients With ADHD
New York State Psychiatric Institute
NCT01415440
Helping College Students With ADHD Lead Healthier Lifestyles
University of Maryland, College Park
NCT02829970
Bupropion for ADHD in Adolescents With Substance Use Disorder
University of Colorado, Denver
NCT00936299
New Technologies to Help Manage ADHD
Children's Hospital Medical Center, Cincinnati
NCT02390791
Cognitive ADHD Videogame Exploratory Study
Akili Interactive Labs
NCT01943539
dHealth Solution for Improving Parent Adherence to Behavioral Treatment for ADHD
University of California, San Francisco
NCT04025814
Diagnostic Utility of Attention Deficit Hyperactivity Disorder (ADHD) by Brain Activity Flow Patterns Analysis Using Evoked Response Potentials
Massachusetts General Hospital
NCT01063153
Atomoxetine for Attention Deficit Hyperactivity Disorder in Adolescents With Substance Use Disorder
Denver Health and Hospital Authority
NCT00399763
PART A: Efficacy and Safety of AEVI-001 in Children and Adolescents With ADHD and With mGluR Mutations
Aevi Genomic Medicine, LLC, a Cerecor company
NCT03265119
Mindfulness-Based ADHD Treatment for Children: a Feasibility Study
Yale University
NCT04737512
A Within-Subject Cross-Over Comparison Between Immediate Release and Extended Release Adderall
NYU Langone Health
NCT00468143
Safety and Efficacy of Switching From a Stimulant Medication to Atomoxetine in Children and Adolescents With ADHD
Eli Lilly and Company
NCT00485875
Brain Plasticity Underlying Acquisition of New Organizational Skills in Children
NYU Langone Health
NCT04108273
Naturalistic Substitution of Concerta in Adult Subject With ADHD Receiving Immediate Release Methylphenidate
Massachusetts General Hospital
NCT00302406
Mindful Parenting and Parent Training Program Study
New York University
NCT03796663
Brain Plasticity Underlying Acquisition of New Organizational Skills in Children-R61 Phase
NYU Langone Health
NCT03148782
Eye Tracking as a Predictor of Methylphenidate Response in Autism With ADHD
Children's Hospital Medical Center, Cincinnati
NCT02874690
Effectiveness and Duration of Effect of Open Treatment in Attention Deficit Hyperactivity Disorder (ADHD) Patients Treated With Lisdexamfetamine Dimesylate(Vyvanse)
NYU Langone Health
NCT01070394
A SMART Design to Improve Sleep Disturbance in Adolescents With Neurodevelopmental Disorders
University of Nebraska
NCT03730194
Attention-Deficit/Hyperactivity Disorder (ADHD) Brain Activity Changes to Psychostimulants
Hartford Hospital
NCT01310439
Transcranial Photobiomodulation Therapy for the Treatment of Autistic Traits in Children and Adolescents With ADHD
Massachusetts General Hospital
NCT04569058
Shire SCT: Lisdexamfetamine Treatment for ADHD and SCT
NYU Langone Health
NCT02635035
Study of Medication Patch to Treat Children Ages 6-12 With ADHD
Massachusetts General Hospital
NCT00586157
Text Messaging Adherence to Stimulant Medication
Massachusetts General Hospital
NCT01967485
Mobile Behavioral Parent Training for Childhood ADHD: A Micro-randomized Trial
Florida International University
NCT06012851
Treatment of Cannabis Use Disorder Among Adults With Comorbid Attention-Deficit/Hyperactivity Disorder
New York State Psychiatric Institute
NCT02803229
A Safety and Effectiveness Study of JNJ-31001074 in Adults With Attention-Deficit/Hyperactivity Disorder.
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
NCT00566449
Preschool Supplement to Clonidine in ADHD (Kiddie-CAT)
University of Cincinnati
NCT00414921
Study of the Effects of Osmotic-Release Oral System (OROS) Methylphenidate (Concerta) on Attention and Memory
Children's Hospital of Philadelphia
NCT00530257
Language-based Learning Skills and Attention Deficit Hyperactivity Disorder (ADHD): Impact of Treatment With Sustained-release Guanfacine
Neurology Group of Bergen County, P.A.
NCT01146002
Electroencephalogram (EEG) Study of Inattention Following Treatment With AKL-T01
Akili Interactive Labs
NCT03844269
Task-Based Grounding Program
Dartmouth-Hitchcock Medical Center
NCT04648553
Effects of Exercise Intensity on ADHD Symptoms
Kent State University
NCT06753253
Oxytocin and Cognitive Control in Adult ADHD
Massachusetts General Hospital
NCT03136263
Effectiveness Study of Videoconferencing on Teaching Parent Training Skills to Parents of Children With Attention Deficit Hyperactivity Disorder (ADHD)
University of California, Davis
NCT01161719
GroundsKeeper: A Qualitative Study of Applied Game-based Interactives in Special Education Programs
CogCubed
NCT01808066
Study of Droxidopa Treatment in Adults With Attention Deficit Hyperactivity Disorder With Co-administration of Carbidopa
Chelsea Therapeutics
NCT00983814
Predictive Executive Functioning Models Using Interactive Tangible-Graphical Interface Devices in Adults
CogCubed
NCT02127931
Lisdexamfetamine Dimesylate (LDX) Pilot Cognition Study to Evaluate the Utility of a Standardized Battery of Tests in Adults With Attention-Deficit Hyperactivity Disorder (ADHD)
Shire
NCT01010750
A Pilot Study of Daytrana TM in Children With Autism Co-Morbid for Attention Deficit Hyperactivity Disorder (ADHD) Symptoms
University of Oklahoma
NCT00541346
Phase Distribution
| Phase | Trial count |
|---|---|
| Phase 1 | 8 |
| Phase 2 | 16 |
| Phase 3 | 10 |
| Phase 4 | 17 |
Top Sponsors
Named interventions
Most-linked intervention names on Attention Deficit Hyperactivity Disorder records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.
US sites by state
Facility locations filed on Attention Deficit Hyperactivity 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 Hyperactivity Disorder page
103 registered trials, 29 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.
- 29 Attention Deficit Hyperactivity Disorder trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
- Massachusetts General Hospital sponsors the most Attention Deficit Hyperactivity Disorder trials on record, review their full trial history before evaluating a specific study. See Massachusetts General Hospital'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 Hyperactivity Disorder condition card totals 103 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.