Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jun 7, 2026, 3:13 AM EDT

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Showing 1–24 of 167 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Chronic Subdural Hematoma
Interventions
Memantine Hydrochloride, Placebo
Drug
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years to 100 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Albuquerque, New Mexico
Conditions
Dyskinesia, Levodopa Induced Dyskinesia (LID), Parkinson's Disease (PD)
Interventions
ADS-5102
Drug
Lead sponsor
Adamas Pharmaceuticals, Inc.
Industry
Eligibility
30 Years to 85 Years
Enrollment
223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
54
States / cities
Birmingham, Alabama • Phoenix, Arizona • Scottsdale, Arizona + 46 more
Conditions
Epilepsy
Interventions
Memantine, Placebo
Drug
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Sacramento, California
Conditions
Parkinson's Disease, Levodopa Induced Dyskinesias (LID)
Interventions
240mg Amantadine HCl ER tablets, Placebo tablets, 320mg Amantadine HCl ER tablets
Drug
Lead sponsor
Adamas Pharmaceuticals, Inc.
Industry
Eligibility
30 Years to 85 Years
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
26
States / cities
Tucson, Arizona • Fountain Valley, California • Irvine, California + 21 more
Conditions
Autism, Autism Spectrum Disorder, Nonverbal Learning Disability
Interventions
Memantine Hydrochloride, Placebo
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
8 Years to 18 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Delirium, Post-Operative States
Interventions
Namenda
Drug
Lead sponsor
University of Rochester
Other
Eligibility
50 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
1
States / cities
Rochester, New York
Conditions
Idiopathic Parkinson's Disease, Drug Induced Dyskinesia
Interventions
Topiramate, Placebo, Amantadine
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
30 Years to 90 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
5
States / cities
Birmingham, Alabama • Tampa, Florida • Chicago, Illinois + 2 more
Completed Phase 4 Interventional Results available

Memantine for Spasticity in MS Patients

NCT00638027
Conditions
Multiple Sclerosis
Interventions
placebo, memantine
Drug
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 70 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Rochester, New York
Completed Phase 2 Interventional Results available

Memantine Treatment of Compulsive Buying

NCT00830375
Conditions
Compulsive Buying
Interventions
Memantine
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
2
States / cities
Minneapolis, Minnesota
Conditions
Fragile X Syndrome
Interventions
Baclofen, Memantine, Roflumilast, Placebo
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
18 Years to 45 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Alcohol Drinking
Interventions
Memantine, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
21 Years to 50 Years
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Phase 4 Interventional Results available

Memantine Augmentation of Antidepressants

NCT00344682
Conditions
Depressive Disorder
Interventions
memantine, Placebo
Drug
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years to 85 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
1
States / cities
Worcester, Massachusetts
Conditions
Mild Cognitive Impairment, Major Depressive Disorder, Alzheimer's Disease
Interventions
es-citalopram, Memantine
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
50 Years to 90 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
New York, New York
Conditions
Down Syndrome, Intellectual Disability
Interventions
Memantine
Drug
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
15 Years to 32 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
Memantine, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 65 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
San Diego, California
Suspended Early Phase 1 Interventional Accepts healthy volunteers

Changes in Glutamatergic Neurotransmission of Severe TBI Patients

NCT04244058
Conditions
Disorder of Consciousness, Traumatic Brain Injury
Interventions
Amantadine + L-DOPA, NMDA blocker
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
New York, New York
Conditions
Dementia of the Alzheimer's Type
Interventions
memantine ER, Placebo
Drug
Lead sponsor
Forest Laboratories
Industry
Eligibility
50 Years and older
Enrollment
677 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
38
States / cities
Phoenix, Arizona • Costa Mesa, California • Fresno, California + 34 more
Conditions
Major Depressive Disorder
Interventions
memantine, Placebo
Drug
Lead sponsor
Jerrry L Lewis
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
ADHD
Interventions
memantine hydrochloride
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Cambridge, Massachusetts
Conditions
Bipolar Depression
Interventions
Memantine, Placebo
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Walking Impairment, Multiple Sclerosis
Interventions
ADS-5102, Placebo
Drug · Other
Lead sponsor
Adamas Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
15
States / cities
Phoenix, Arizona • Aurora, Colorado • Sarasota, Florida + 12 more
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Functional Neuroimaging of Alcoholism Vulnerability (PIT)

NCT01585168
Conditions
Healthy
Interventions
Memantine, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 35 Years
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Hartford, Connecticut
Conditions
Skin-Picking, Trichotillomania (Hair-Pulling Disorder)
Interventions
Memantine, ComB Behavioral Therapy
Drug · Behavioral
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Tobacco Use Disorder
Interventions
Memantine, bupropion, placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
New York, New York