Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 21, 2026, 12:53 PM EDT

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Showing 73–96 of 1,809 matching trials from the live ClinicalTrials.gov search.
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers

Hippocampal Response to Acute Oral Doses of CBD During an fMRI Memory Task

NCT04778644
Conditions
CBD
Interventions
CBD, Placebo
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Hartford, Connecticut
Conditions
PTSD
Interventions
Psychotherapy
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 60 Years
Enrollment
292 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
2
States / cities
Palo Alto, California • Albuquerque, New Mexico
Conditions
Depression, Treatment Resistant
Interventions
Transcranial magnetic stimulation
Device
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Bone Metastases, Castrate-resistant Prostate Cancer, Recurrent Prostate Cancer, Stage IV Prostate Cancer
Interventions
cabozantinib, laboratory biomarker analysis, magnetic resonance imaging
Drug · Other · Procedure
Lead sponsor
University of Chicago
Other
Eligibility
Male only
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Chicago, Illinois
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
Conditions
Stroke, Hemiparesis
Interventions
Cortical Stimulation and rehabilitation, Rehabilitation
Device · Other
Lead sponsor
Northstar Neuroscience
Industry
Eligibility
21 Years and older
Enrollment
174 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
21
States / cities
Tucson, Arizona • Los Angeles, California • San Francisco, California + 17 more
Terminated Not applicable Interventional Accepts healthy volunteers Results available

The Effects of tDCS on the Neuronal Mechanisms of Cognitive Control in Schizophrenia

NCT03077347
Conditions
Schizophrenia
Interventions
Transcranial Direct Current Stimulation
Device
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 35 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
Sacramento, California
Conditions
Posttraumatic Stress Disorder (PTSD)
Interventions
Prolonged exposure
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 60 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
2
States / cities
Palo Alto, California • Stanford, California
Conditions
Healthy
Interventions
Magnetic Resonance Imaging (MRI), Post-Void Residual, Uroflowmetry, Questionaire - AUA Symptom Score
Diagnostic Test · Behavioral
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Houston, Texas
Terminated Not applicable Interventional Accepts healthy volunteers

Functional Differences in Effortful Control

NCT01993147
Conditions
Healthy
Interventions
Dual task paradigm pilot
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 35 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Olfactory Neuroblastoma, Esthesioneuroblastoma, Neoplasm of the Nasal Cavity
Interventions
Bintrafusp alfa/M7824, Ibuprofen, PET scan, CT scan, Tumor tissue biopsy, Brain MRI, Dotate scan, PET FDG scan, Nuclear bone scan, EKG
Drug · Diagnostic Test · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Accepts healthy volunteers Results available

Acute Alcohol Response In Bipolar Disorder: a fMRI Study

NCT04063384
Conditions
Bipolar Disorder, Alcohol Drinking, Alcohol Use Disorder
Interventions
alcohol beverage, Placebo beverage
Other
Lead sponsor
University of Texas at Austin
Other
Eligibility
21 Years to 26 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Austin, Texas
Conditions
Cognitive Disorders, HIV Infections
Interventions
Selegiline hydrochloride
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
12
States / cities
Los Angeles, California • San Diego, California • Stanford, California + 6 more
Completed Not applicable Interventional Accepts healthy volunteers

Cognitive Stimulation Study

NCT02067689
Conditions
Healthy
Interventions
Transcranial Direct Current Stimulation
Device
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 90 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Tinnitus Aggravated, Tinnitus, Tinnitus, Subjective
Interventions
neurofeedback-guided brain connectivity modulation, sham neurofeedback-guided brain connectivity modulation
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Urbana, Illinois
Completed No phase listed Observational Accepts healthy volunteers

Quantifying Patellar Tendon Microstructure Using DTI

NCT06381492
Conditions
Patellar Tendinopathy, Anterior Cruciate Ligament Reconstruction
Interventions
MRI, Ultrasound (US), Neuromuscular electric stimulation (NMES)
Device
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Phase 1Phase 2 Interventional Results available

Intravenous Ketamine Plus Neurocognitive Training for Depression

NCT03237286
Conditions
Depression
Interventions
Intravenous ketamine, Computer-based Cognitive Training
Drug · Behavioral
Lead sponsor
Rebecca Price
Other
Eligibility
18 Years to 60 Years
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers Results available

Intermittent Calorie Restriction, Insulin Resistance, and Biomarkers of Brain Function

NCT02460783
Conditions
Alzheimer's Disease, Obesity, Diabetes Mellitus
Interventions
Boost (R) 5-2 diet, Healthy Living Diet
Other
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
55 Years to 70 Years
Enrollment
129 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
PTSD
Interventions
Moderate Intensity Exercise, Low Intensity Exercise
Behavioral
Lead sponsor
Christal L Badour
Other
Eligibility
18 Years to 64 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Lexington, Kentucky • Austin, Texas
Conditions
Traumatic Brain Injury
Interventions
Nap
Other
Lead sponsor
Kessler Foundation
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
East Hanover, New Jersey
Conditions
Alcohol Use Disorder, Addiction
Interventions
TaskFlow Transcranial Electrical Stimulation device, Executive Function Focused Cognitive Training
Device · Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Recruiting Not applicable Interventional Accepts healthy volunteers

Neural and Psychological Mechanisms of Pain Perception

NCT02446262
Conditions
Pain, Normal Physiology, Healthy Volunteers
Interventions
Instructions, Attention, Thermal Pain, Placebo instructions
Behavioral
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
550 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Fibromyalgia
Interventions
Percutaneous electrical nerve field stimulation
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Decatur, Georgia