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ClinicalTrials.gov public records Last synced Oct 20, 2026, 3:59 PM EDT

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Showing 1–24 of 42 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Extended-Release Methylphenidate Clear all
Recruiting Phase 4 Interventional

An Open-Label Treatment With Randomization Observation, Investigator-Initiated Study, on the Duration and Efficacy of Jornay PM (Methylphenidate Hydrochloride Extended-Release Capsules) on Adult ADHD Symptoms and Executive Function and Emotional Regulation Throughout the Day Into Early Evening

NCT06577779
View directory record Official record
Conditions
Attention-deficit/Hyperactivity Disorder
Interventions
Methylphenidate Hydrochloride Extended Release Capsule
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 3 Interventional Results available

A Pivotal Efficacy Trial to Evaluate HLD200 in Children With ADHD in a Naturalistic Setting

NCT02520388
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
HLD200 methylphenidate hydrochloride (MPH) Capsules, Placebo
Drug
Lead sponsor
Ironshore Pharmaceuticals and Development, Inc
Other
Eligibility
6 Years to 12 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
21
States / cities
Newport Beach, California • Bradenton, Florida • Gainesville, Florida + 16 more
Source: ClinicalTrials.gov public record
Updated Jul 23, 2021 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 3 Interventional Results available

Sleep and Tolerability Study: Comparing the Effects of Adderall XR and Focalin XR

NCT00393042
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Dexmethylphenidate, Mixed Amphetamine Salts, ER, placebo
Drug
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
9 Years to 17 Years
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
2
States / cities
Chicago, Illinois • Northbrook, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 19, 2017 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 4 Interventional Results available

Pharmacokinetic Study of Methylphenidate HCl Extended-Release Capsules in Children 4 to Under 6 Years of Age With ADHD

NCT02470234
View directory record Official record
Conditions
Attention-Deficit/Hyperactivity Disorder
Interventions
Methylphenidate HCl ER Capsules, 10 mg, Methylphenidate HCl ER Capsules, 15 mg, Methylphenidate HCl ER Capsules, 20 mg
Drug
Lead sponsor
Rhodes Pharmaceuticals, L.P.
Industry
Eligibility
4 Years to 5 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
2
States / cities
South Miami, Florida • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 24, 2021 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 4 Interventional Results available

A Study of Dex-methylphenidate Extended Release in Children (6-12 Years) With Attention-Deficit/Hyperactivity Disorder (ADHD)

NCT00564954
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Dex-methylphenidate hydrochloride extended-release (Focalin XR), Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
6 Years to 12 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
5
States / cities
Little Rock, Arkansas • Winter Park, Florida • Las Vegas, Nevada + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2012 · Synced Oct 20, 2026, 3:59 PM EDT
Recruiting Phase 1 Interventional

Methylphenidate to Address Attention and Executive Deficits Among Children With Sickle Cell Disease

NCT07226219
View directory record Official record
Conditions
Sickle Cell Disease, Executive Dysfunction, Cognitive Impairment, Attention Deficit/Hyperactivity Disorder (ADHD)
Interventions
Extended-Release Methylphenidate
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
8 Years to 17 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 2 Interventional Results available

Effects of Methylphenidate on Cellular Abnormalities in Children With Attention Deficit Hyperactivity Disorder (ADHD)

NCT00409708
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Extended Release Methylphenidate (Ritalin LA ) plus Behavior Therapy, Behavior Therapy
Drug · Behavioral
Lead sponsor
Novartis
Industry
Eligibility
6 Years to 12 Years
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 17, 2011 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 4 Interventional Results available

A Pilot of Methylphenidate in Mild Cognitive Impairment and Dementia Participants.

NCT03811847
View directory record Official record
Conditions
Alzheimer Dementia
Interventions
Methylphenidate Extended Release Oral Capsule, Placebo
Drug · Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
55 Years to 95 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 2, 2023 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 3 Interventional

Safety & Tolerability of MTS in Children Aged 6-12 Diagnosed With ADHD & Previously Treated With Extended-Release Methylphenidate Therapy

NCT00151983
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Methylphenidate Transdermal System
Drug
Lead sponsor
Noven Therapeutics
Industry
Eligibility
6 Years to 12 Years
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
18
States / cities
Scottsdale, Arizona • San Marcos, California • Boulder, Colorado + 15 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2015 · Synced Oct 20, 2026, 3:59 PM EDT
Terminated Phase 4 Interventional Results available

Safety and Tolerability Study of Adhansia XR® Extended-Release Capsules in Children

NCT04987762
View directory record Official record
Conditions
Attention Deficit/Hyperactivity Disorder
Interventions
Adhansia XR
Drug
Lead sponsor
Purdue Pharma LP
Industry
Eligibility
4 Years to 12 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
15
States / cities
Little Rock, Arkansas • Colorado Springs, Colorado • Jacksonville, Florida + 12 more
Source: ClinicalTrials.gov public record
Updated Aug 22, 2023 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 2Phase 3 Interventional Results available

A Study of Pediatric Patients With Attention Deficit/Hyperactivity Disorder

NCT00922636
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
LY2216684, Methylphenidate, Placebo (tablet), Placebo (capsule)
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
6 Years to 17 Years
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
17
States / cities
Spring Valley, California • Bradenton, Florida • Gainesville, Florida + 14 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2014 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 3 Interventional Results available

Time Course of Response to Methylphenidate HCl ER Capsules in Children 6 to 12 Years With ADHD in Classroom Setting

NCT01269463
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, ADHD
Interventions
Methylphenidate Hydrochloride Extended Release Capsule, Placebo
Drug
Lead sponsor
Rhodes Pharmaceuticals, L.P.
Industry
Eligibility
6 Years to 12 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Dec 13, 2022 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 4 Interventional Results available

Methylphenidate ER Liquid Formulation in Adults With ASD and ADHD

NCT02096952
View directory record Official record
Conditions
Attention-deficit/Hyperactivity Disorder, Autism Spectrum Disorder
Interventions
Methylphenidate extended-release liquid formulation
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 40 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 1, 2024 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Trial to Assess How Centanafadine Interacts With Stimulants in the Body

NCT07314333
View directory record Official record
Conditions
ADHD
Interventions
Centanafadine, Methylphenidate, Lisdexamfetamine
Drug
Lead sponsor
Otsuka Pharmaceutical Development & Commercialization, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated May 5, 2026 · Synced Oct 20, 2026, 3:59 PM EDT
Terminated Phase 4 Interventional Results available

Effects of Evening Dose of Immediate Release Methylphenidate on Sleep in Children With ADHD

NCT02638168
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity, Behavioral Insomnia of Childhood
Interventions
Immediate Release Methylphenidate, Placebo
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
6 Years to 12 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 17, 2019 · Synced Oct 20, 2026, 3:59 PM EDT
Not listed Phase 4 Interventional

A 12-Month Open Label Safety Study of Aptensio XR® in Children Ages 4-5 Years Diagnosed With ADHD

NCT02677519
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Aptensio XR
Drug
Lead sponsor
Rhodes Pharmaceuticals, L.P.
Industry
Eligibility
4 Years to 6 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
2
States / cities
Las Vegas, Nevada • Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 25, 2016 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 2 Interventional Results available

Omega-3 Fatty Acid Supplementation to ADHD Pharmacotherapy in ADHD Adults With Deficient Emotional Self-Regulation Traits

NCT01399827
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder (ADHD), Deficient Emotional Self-Regulation (DESR)
Interventions
ADHD Medication, Omega-3 Fatty Acids
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 23, 2018 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Methylphenidate for Attention Deficit Hyperactivity Disorder and Autism in Children

NCT00178503
View directory record Official record
Conditions
Autism, Attention Deficit Disorder With Hyperactivity
Interventions
Methylphenidate-extended release, Methylphenidate-immediate release, Placebo
Drug · Other
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
7 Years to 12 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 9, 2013 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 1 Interventional

Biomarkers of ADHD Treatment Response

NCT05650775
View directory record Official record
Conditions
ADHD
Interventions
Concerta, Adderall-XR
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
7 Years to 11 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Brookline, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 18, 2024 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 4 Interventional Results available

Comparing the Effectiveness of New Versus Older Treatments for Attention Deficit Hyperactivity Disorder (The NOTA Study)

NCT00889915
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Methylphenidate transdermal system, Lisdexamfetamine dimesylate, Osmotic-release oral system methylphenidate (OROS MPH), Mixed amphetamine salts extended release
Drug
Lead sponsor
Duke University
Other
Eligibility
6 Years to 17 Years
Enrollment
228 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 30, 2013 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 4 Interventional

Methylphenidate for Treating Attention Deficit Hyperactivity Disorder in Children With Both ADHD and Epilepsy

NCT00323947
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity, Epilepsy
Interventions
Extended Release Methylphenidate (OROS-Methylphenidate)
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
6 Years to 18 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 1, 2013 · Synced Oct 20, 2026, 3:59 PM EDT
Not yet recruiting Phase 4 Interventional

EEG Biomarkers for ADHD Stimulant Treatment

NCT07650643
View directory record Official record
Conditions
ADHD
Interventions
methylphenidate HCl, Mixed amphetamine salts extended release
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
7 Years to 11 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Brookline, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 4 Interventional Results available

Interventions for Children With Attention and Reading Disorders

NCT01133847
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Reading Disabilities
Interventions
Methylphenidate, Intensive reading instruction, Parent Training, Mixed Salt Amphetamine, Atomoxetine, Guanfacine
Drug · Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
7 Years to 12 Years
Enrollment
222 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
2
States / cities
Cincinnati, Ohio • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Apr 11, 2017 · Synced Oct 20, 2026, 3:59 PM EDT
Completed Phase 4 Interventional Results available

Efficacy and Safety of Dex-Methylphenidate Extended Release 30 mg Versus 20 mg in Children (6-12 Years) With Attention-Deficit/Hyperactivity Disorder (ADHD) in a Laboratory Classroom Setting.

NCT00776009
View directory record Official record
Conditions
Attention-Deficit/Hyperactivity Disorder (ADHD)
Interventions
Dex-Methylphenidate hydrochloride Extended Release (Focalin® XR), Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
6 Years to 12 Years
Enrollment
165 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
8
States / cities
Little Rock, Arkansas • Bradenton, Florida • South Miami, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2011 · Synced Oct 20, 2026, 3:59 PM EDT