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Showing 1–24 of 50 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Methylphenidate Hydrochloride 20 mg Clear all
Completed Phase 4 Interventional Results available

Study of Medication Patch to Treat Children Ages 6-12 With ADHD

NCT00586157
View directory record Official record
Conditions
ADHD, Attention Deficit Hyperactivity Disorder
Interventions
Methylphenidate Transdermal System, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
6 Years to 12 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 15, 2012 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 3 Interventional Results available

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

NCT02493777
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
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
7
States / cities
Newport Beach, California • Bradenton, Florida • Maitland, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2021 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 1 Interventional

Treatment of Orthostatic Hypotension in Autonomic Failure

NCT00223691
View directory record Official record
Conditions
Autonomic Failure, Orthostatic Hypotension
Interventions
Atomoxetine, Acarbose, Pyridostigmine Bromide, Yohimbine, Midodrine HCl, placebo, Modafinil, Octreotide, water intake, Diphenhydramine Hydrochloride, Ranitidine HCL, Tranylcypromine, Ergotamine/ Caffeine, Celecoxib, Pseudoephedrine, Methylphenidate, Indomethacin, Ibuprofen, Oxymetazoline 0.05% nasal solution, Bovril, Acetazolamide, Rivastigmine tartrate, Carbidopa/levodopa, Inflatable abdominal binder, inflatable abdominal binder (sham)
Drug · Other · Dietary Supplement + 1 more
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 85 Years
Enrollment
389 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2017
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 17, 2017 · Synced Sep 26, 2026, 12:03 AM 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 8, 2013 · Synced Sep 26, 2026, 12:03 AM EDT
Not yet recruiting Phase 2 Interventional Accepts healthy volunteers

Methylphenidate and Response to Alcohol Cues

NCT07306078
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Methylphenidate Pill, Placebo Pill
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 25 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 19, 2026 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Long-Duration Stimulant Treatment Study of ADHD in Young Children

NCT00257725
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
B-MPH
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
4 Years to 5 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 25, 2020 · Synced Sep 26, 2026, 12:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Study To Evaluate The Difference In iPad-Based Cognitive Video Game (Akili Interactive's Project: EVO) Performance In Amyloid-Positive Versus Amyloid-Negative Healthy Elderly Volunteers

NCT02265718
View directory record Official record
Conditions
Healthy
Interventions
Ritalin, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
70 Years to 80 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
4
States / cities
Long Beach, California • Hollywood, Florida • South Miami, Florida + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 4, 2019 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 4 Interventional Results available

Single Versus Combination Medication Treatment for Children With Attention Deficit Hyperactivity Disorder

NCT00429273
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
Guanfacine, Methylphenidate (MPH)
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
7 Years to 14 Years
Enrollment
212 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 29, 2021 · Synced Sep 26, 2026, 12:03 AM EDT
Terminated Phase 2 Interventional

Cognitive REmediation After Trauma Exposure Trial = CREATE Trial

NCT01416948
View directory record Official record
Conditions
Posttraumatic Stress Disorder, Traumatic Brain Injury
Interventions
Methylphenidate Hydrochloride 20 mg, Placebo Capsule, Galantamine 12 mg
Drug
Lead sponsor
INTRuST, Post-Traumatic Stress Disorder - Traumatic Brain Injury Clinical Consortium
Other
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
7
States / cities
San Diego, California • Boston, Massachusetts • Manchester, New Hampshire + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 25, 2013 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Study Examining Repeat Dosing of OROS® Methylphenidate (CONCERTA®) and Immediate Release Methylphenidate in Healthy Adults

NCT00302393
View directory record Official record
Conditions
Healthy
Interventions
OROS methylphenidate hydrochloride, methylphenidate hydrochloride
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 21, 2013 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 3 Interventional Results available

KP415 Classroom Study in Children (6-12 Years of Age) With ADHD

NCT03292952
View directory record Official record
Conditions
ADHD
Interventions
KP415 oral capsule, Placebo oral capsule
Drug
Lead sponsor
Zevra Therapeutics
Industry
Eligibility
6 Years to 12 Years
Enrollment
155 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
5
States / cities
Bradenton, Florida • Maitland, Florida • Las Vegas, Nevada + 2 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2021 · Synced Sep 26, 2026, 12:03 AM 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 7, 2011 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 3 Interventional Results available

Treatment of Fatigue With Methylphenidate, Modafinil and Amantadine in Multiple Sclerosis

NCT03185065
View directory record Official record
Conditions
Fatigue in Multiple Sclerosis
Interventions
Amantadine, Modafinil, Methylphenidate, Placebos
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
141 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
2
States / cities
San Francisco, California • Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 19, 2020 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Methylphenidate and a Nursing Telephone Intervention for Fatigue

NCT00424099
View directory record Official record
Conditions
Advanced Cancer, Fatigue
Interventions
Methylphenidate, Nursing Telephone Intervention, Placebo, Non NTI
Drug · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2021
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 31, 2023 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 3 Interventional Results available

Apathy in Dementia Methylphenidate Trial 2

NCT02346201
View directory record Official record
Conditions
Apathy, Alzheimer's Disease
Interventions
Methylphenidate, Placebo
Drug
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
9
States / cities
Phoenix, Arizona • Little Rock, Arkansas • New Haven, Connecticut + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 12, 2023 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Early Phase 1 Interventional

TAME-PD - Physical Therapy, Atomoxetine and, Methylphenidate, to Enhance Gait and Balance in Parkinson's Disease

NCT02879136
View directory record Official record
Conditions
Parkinson's Disease, Idiopathic
Interventions
Methylphenidate, Physical Therapy, Atomoxetine
Drug · Other
Lead sponsor
Hubert Fernandez
Other
Eligibility
18 Years to 90 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Study of Dopamine Transporter Receptor Occupancy With Long-acting Dex-methylphenidate

NCT00593138
View directory record Official record
Conditions
Drug Binding to DAT Receptors
Interventions
dex-methylphenidate
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 21, 2013 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Methylphenidate HCl ER Capsules in Children and Adolescents With ADHD

NCT01239030
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, ADHD
Interventions
Methylphenidate Hydrochloride Extended Release Capsules, Placebo
Drug
Lead sponsor
Rhodes Pharmaceuticals, L.P.
Industry
Eligibility
6 Years to 18 Years
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
16
States / cities
Little Rock, Arkansas • Irvine, California • National City, California + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2023 · Synced Sep 26, 2026, 12:03 AM EDT
Not listed Phase 3 Interventional

A Study Comparing Long-acting Methylphenidate (ConcertaTM) vs. Placebo in the Treatment of Memory Loss Due to HIV

NCT01599975
View directory record Official record
Conditions
HIV Dementia
Interventions
Long acting methylphenidate, Matched placebo
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 64 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 15, 2012 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Treatments for Fathers With ADHD and Their At-Risk Children (Fathers Too)

NCT02675400
View directory record Official record
Conditions
Attention Deficit/Hyperactivity Disorder (ADHD)
Interventions
Vyvanse, Behavioral Parent Training, Methylphenidate
Drug · Behavioral
Lead sponsor
Seattle Children's Hospital
Other
Eligibility
21 Years to 55 Years · Male only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Sep 11, 2018 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 3 Interventional Results available

A Trial Evaluating the Efficacy and Safety of HLD200 in Children With ADHD

NCT02255513
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
HLD200, Placebo
Drug
Lead sponsor
Ironshore Pharmaceuticals and Development, Inc
Other
Eligibility
6 Years to 12 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
4
States / cities
Newport Beach, California • Marshfield, Massachusetts • Las Vegas, Nevada + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2021 · Synced Sep 26, 2026, 12:03 AM 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 18, 2017 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Phase 2 Interventional

PHASE IIA: Trial of a Novel Ondansetron Formulation (OND-PR002) and Immediate-Release Methylphenidate (Ritalin®)(OND003IND)

NCT01377662
View directory record Official record
Conditions
Methamphetamine Dependence, Cocaine Dependence
Interventions
OND-PR002 and MPh-IR, Placebo: Two dextrose capsules for Ond-PR002 and MPh-IR
Drug · Other
Lead sponsor
Tong Lee
Other
Eligibility
18 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
3
States / cities
Durham, North Carolina • Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 6, 2014 · Synced Sep 26, 2026, 12:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Acute Effect of Three Neuroactive Drugs Measured by Magnetoencephalography (MEG), Electroencephalography (EEG) and the Synchronous Neural Interaction Test

NCT00972985
View directory record Official record
Conditions
Healthy
Interventions
modafinil, methylphenidate, lorazepam, placebo
Drug
Lead sponsor
Orasi Medical, Inc.
Industry
Eligibility
18 Years to 35 Years · Male only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Elk Grove Village, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 12, 2010 · Synced Sep 26, 2026, 12:03 AM EDT