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Showing 1–24 of 6,216 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Results available

Treating Civilian Traumatic Brain Injury With High Definition Transcranial Direct Current Stimulation (ciTBI-HDtDCS)

NCT05408975
View directory record Official record
Conditions
Traumatic Brain Injury, Word Finding Difficulty, Acquired Brain Injury, Cognitive Change
Interventions
Active Transcranial direct current stimulation, Sham Transcranial direct current stimulation
Device
Lead sponsor
The University of Texas at Dallas
Other
Eligibility
18 Years to 85 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 1, 2026 · Synced Jul 24, 2026, 6:33 AM EDT
Recruiting Phase 2 Interventional

Prescription Opioids, Brain Structure, and Cognition in Older Adults With Chronic Pain

NCT06837857
View directory record Official record
Conditions
Pain, Chronic
Interventions
Opioid, Opioid Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
65 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Jul 24, 2026, 6:33 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Alzheimer's Disease Neuroimaging Initiative Grand Opportunity

NCT01078636
View directory record Official record
Conditions
Mild Cognitive Impairment, Alzheimer's Disease
Interventions
Not listed
Lead sponsor
Alzheimer's Disease Cooperative Study (ADCS)
Other
Eligibility
55 Years to 90 Years
Enrollment
342 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
50
States / cities
Birmingham, Alabama • Phoenix, Arizona • Sun City, Arizona + 39 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2014 · Synced Jul 24, 2026, 6:33 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

MRI Neurofeedback and Brain Circuits Related to Motivation in Healthy Participants

NCT05929898
View directory record Official record
Conditions
Motivation, Memory, Self-regulation
Interventions
Ventral tegmental area of dopaminergic midbrain (VTA) fMRI neurofeedback
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 45 Years
Enrollment
190 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 9, 2026 · Synced Jul 24, 2026, 6:33 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Tau Networks in Psychotic Alzheimer's Disease

NCT05847192
View directory record Official record
Conditions
Alzheimer Disease, Alzheimer Disease With Delusions, Alzheimer Disease With Psychosis
Interventions
[18F]-PI2620 PET scan
Diagnostic Test
Lead sponsor
Northwell Health
Other
Eligibility
65 Years to 85 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
Manhasset, New York
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Jul 24, 2026, 6:33 AM EDT
Recruiting Phase 2 Interventional

Bumetanide in Patients With Alzheimer's Disease

NCT06052163
View directory record Official record
Conditions
Alzheimer Disease
Interventions
Bumetanide, Placebo
Drug
Lead sponsor
Stanford University
Other
Eligibility
50 Years to 85 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Jul 24, 2026, 6:33 AM EDT
Completed Not applicable Interventional

Galantamine-CR and Cognitive Dysfunction in Bipolar Disorder

NCT00181636
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Galantamine-CR
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2006
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 23, 2007 · Synced Jul 24, 2026, 6:33 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cognitive Dysfunction in Postural Tachycardia Syndrome

NCT01366963
View directory record Official record
Conditions
Postural Tachycardia Syndrome
Interventions
Seated Measurements, Standing Measurements, Self-Administered Surveys
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 60 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 16, 2016 · Synced Jul 24, 2026, 6:33 AM EDT
Recruiting Phase 1Phase 2 Interventional

Clinical Study of SNK01 in Participants With Moderate Alzheimer's Disease

NCT06189963
View directory record Official record
Conditions
Moderate Alzheimer Disease
Interventions
SNK01, Placebo
Biological · Other
Lead sponsor
NKGen Biotech, Inc.
Industry
Eligibility
40 Years to 85 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
7
States / cities
Glendale, California • Santa Ana, California • Tarzana, California + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Jul 24, 2026, 6:33 AM EDT
Completed Phase 2 Interventional

Evaluating the Neuromodulatory Effect of Ketamine in Long COVID-19

NCT06821087
View directory record Official record
Conditions
Long COVID
Interventions
Ketamine only
Drug
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Jun 28, 2026 · Synced Jul 24, 2026, 6:33 AM EDT
Not listed Not applicable Interventional

Improving Time-Based Prospective Memory in TBI

NCT04065477
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
computer-based cognitive rehabilitation (CBCR)
Behavioral
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 59 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
East Hanover, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 28, 2024 · Synced Jul 24, 2026, 6:33 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Biomarkers Study in Infants With Prior Neonatal Brain Injury

NCT07413900
View directory record Official record
Conditions
HIE - Hypoxic - Ischemic Encephalopathy, Perinatal Anoxic-ischemic Brain Injury, Premature Birth, Healthy Participants
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
3 Months to 24 Months
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2030
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Jul 24, 2026, 6:33 AM EDT
Not listed Not applicable Interventional

Extension of EMDR vs. PC For Motor Vehicle Accident Trauma

NCT03271411
View directory record Official record
Conditions
Trauma, Psychological, Motor Vehicle Accident
Interventions
EMDR-based Flash technique, PC-based Flash technique
Behavioral
Lead sponsor
Trauma Institute & Child Trauma Institute
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Northampton, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 6, 2017 · Synced Jul 24, 2026, 6:33 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Effects of Chronic Sleep Restriction in Young and Older People

NCT00506428
View directory record Official record
Conditions
Aging, Sleep Deprivation, Metabolic Syndrome
Interventions
chronic sleep restriction
Behavioral
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 28, 2009 · Synced Jul 24, 2026, 6:33 AM EDT
Completed Phase 4 Interventional

An Open-Label Trial of Memantine for Cognitive Impairment in Patients With Post-Traumatic Stress Disorder

NCT02258828
View directory record Official record
Conditions
PTSD
Interventions
Memantine, Placebo
Drug
Lead sponsor
Sriram Ramaswamy
Federal
Eligibility
19 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated May 21, 2020 · Synced Jul 24, 2026, 6:33 AM EDT
Active, not recruiting No phase listed Observational

Cognitive Changes of IDH-mutant and IDH-wildtype Glioma Patients After Chemoradiotherapy With Radiation Dose to the Resting State Networks

NCT04975139
View directory record Official record
Conditions
Glioma
Interventions
RS-fMRI
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2033
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced Jul 24, 2026, 6:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Trial of Yellow Fever Inactivated Vaccine

NCT00995865
View directory record Official record
Conditions
Yellow Fever
Interventions
XRX-001 Inactivated yellow fever vaccine, Placebo
Biological
Lead sponsor
GE Healthcare
Industry
Eligibility
18 Years to 49 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Lenexa, Kansas
Source: ClinicalTrials.gov public record
Updated May 4, 2016 · Synced Jul 24, 2026, 6:33 AM EDT
Terminated Phase 3 Interventional Results available

Treatment of Traumatic Brain Injury (TBI)-Related Attention Deficits

NCT01000064
View directory record Official record
Conditions
Traumatic Brain Injury, Attention Deficit Disorder
Interventions
Vyvanse, fMRI, Placebo
Drug · Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
16 Years to 45 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 18, 2017 · Synced Jul 24, 2026, 6:33 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Alcohol Related Impairment and Reinforcement: Pre to Post Roux en Y Gastric Bypass Surgery

NCT02370732
View directory record Official record
Conditions
Bariatric Surgery Candidate
Interventions
Alcohol
Other
Lead sponsor
Neuropsychiatric Research Institute, Fargo, North Dakota
Other
Eligibility
21 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Sep 27, 2016 · Synced Jul 24, 2026, 6:33 AM EDT
Completed Not applicable Interventional

Reminder Focused Positive Psychiatry in Adolescents With ADHD and PTSD

NCT04336072
View directory record Official record
Conditions
Posttraumatic Stress Disorder, Attention Deficit Hyperactivity Disorder
Interventions
RFPP, TFCBT
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
9 Years to 18 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 29, 2026 · Synced Jul 24, 2026, 6:33 AM EDT
Completed Phase 2 Interventional Results available

Ketamine and Nitroprusside for Depression

NCT03102736
View directory record Official record
Conditions
Depression
Interventions
Placebos, Ketamine, Nitroprusside
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
21 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 1, 2020 · Synced Jul 24, 2026, 6:33 AM EDT
Completed Not applicable Interventional Results available

Cognitive Rehab for Parkinson's

NCT03836963
View directory record Official record
Conditions
Parkinson's Disease, Mild Cognitive Impairment
Interventions
cognitive training, active control cognitive training, memory strategy training
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
50 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Hines, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 21, 2024 · Synced Jul 24, 2026, 6:33 AM EDT
Completed Not applicable Interventional

ABC Brain Games Self-Regulation Intervention

NCT03060863
View directory record Official record
Conditions
Obesity, Self-Regulation
Interventions
2. Executive Functioning, 3. Food Bias, 4. Emotion Regulation, 5. Future orientation
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
9 Years to 12 Years
Enrollment
246 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Mar 8, 2020 · Synced Jul 24, 2026, 6:33 AM EDT
Completed Not applicable Interventional Results available

Androgen Effects in HIV-infected Women

NCT00095212
View directory record Official record
Conditions
HIV Infection
Interventions
1 Transdermal Testosterone (Patch), 2 Placebo Patch
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 13, 2010 · Synced Jul 24, 2026, 6:33 AM EDT