Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 26, 2026, 4:58 AM EDT

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Showing 937–960 of 1,810 matching trials from the live ClinicalTrials.gov search.
Conditions
Nicotine Dependence
Interventions
Zyban
Drug
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
21 Years to 60 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2011
U.S. locations
1
States / cities
West Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Does Glaucoma Cause Loss of Brain Function?

NCT01303939
Conditions
Glaucoma
Interventions
magnetic resonance imaging (MRI) of the brain
Diagnostic Test
Lead sponsor
Wills Eye
Other
Eligibility
21 Years and older
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Not listed No phase listed Observational Accepts healthy volunteers

Neuroscience of Alcohol and Marijuana Impaired Driving

NCT03431987
Conditions
Marijuana Usage, Alcohol Drinking
Interventions
One day with a dose of placebo cannabis paired with alcohol, One day with a dose of active THC cannabis paired with alcohol
Drug
Lead sponsor
Hartford Hospital
Other
Eligibility
21 Years to 40 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Hartford, Connecticut
Conditions
Schizophrenia, Auditory Hallucination, Treatment-resistant Schizophrenia
Interventions
stg-rt-fMRI-Neurofeeback, sham-rt-fMRI-Neurofeedback
Other
Lead sponsor
Boston VA Research Institute, Inc.
Other
Eligibility
18 Years to 55 Years
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Brockton, Massachusetts
Conditions
Heart Failure
Interventions
Brain Imaging (Neuroimaging), Cognitive Function Assessment
Other
Lead sponsor
Emory University
Other
Eligibility
40 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
3
States / cities
Atlanta, Georgia
Recruiting No phase listed Observational Accepts healthy volunteers

Top-Down Attentional Control of Visual-Processing

NCT01087281
Conditions
Focal Brain Lesion, Focal Lesions, fMRI
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 100 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Completed No phase listed Observational Results available

Feasibility - Infinitome

NCT04563767
Conditions
Alzheimer Disease
Interventions
Infinitome
Procedure
Lead sponsor
HealthPartners Institute
Other
Eligibility
40 Years to 90 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Saint Paul, Minnesota
Completed Not applicable Interventional Accepts healthy volunteers

Validating Promoted Spiritual Experience

NCT05485181
Conditions
Addiction, Psychiatric Disorder
Interventions
Spiritual Intervention
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
21 Years and older · Male only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Piscataway, New Jersey
Conditions
Cognition Disorders
Interventions
Cardiopulmonary bypass machine
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
4
States / cities
Atlanta, Georgia • Durham, North Carolina • Philadelphia, Pennsylvania + 1 more
Conditions
Autonomic Nervous System Diseases, Orthostatic Hypotension, Dopamine Beta-Hydroxylase Deficiency, Orthostatic Intolerance
Interventions
Standing or upright tilt, Microneurography, QSweat, neck cuff stimulation, phenylephrine,isoproterenol,nitroprusside,propranolol,edrophonium,atropine,tyramine, clonidine,yohimbine,metoclopramide,alpha-methyldopa, BodPod, Eye exam, Sleep study, Pain response testing, Metabolic chamber, Brain function studies, Bicycle Exercise Test
Procedure · Device · Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
12 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2020
U.S. locations
1
States / cities
Nashville, Tennessee
Not listed No phase listed Observational Accepts healthy volunteers

Evolution of Memory Related Activity

NCT00902499
Conditions
Alzheimer's Disease, Mild Cognitive Impairment
Interventions
Not listed
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
55 Years to 90 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
2
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Ketogenic Intervention in Depression

NCT06080932
Conditions
Depression, Ketosis
Interventions
Ketogenic Diet, NIH Toolbox, gradCPT, Resting-state fMRI, Task-fMRI, CGM/CKM, Blood Draw, Sleep Monitoring, Ketone/Glucose Monitoring, Body Composition, PHQ-9, WHO-5, SKID
Other · Biological · Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 30 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Epilepsy
Interventions
EEG Triggered fMRI using Micro Maglink
Other
Lead sponsor
Baptist Health South Florida
Other
Eligibility
1 Year to 75 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
1
States / cities
Miami, Florida
Recruiting No phase listed Observational Accepts healthy volunteers

Muscle Aging Phenotypes in Childhood Cancer Survivors

NCT07531498
Conditions
Muscle Weakness, Low Muscle Mass, Sarcopenia
Interventions
Multimodal Muscle Imaging and Functional Assessment, Multimodal Muscle Imaging and Neuromuscular Assessment, Comprehensive Muscle Phenotyping, Integrated Neuromuscular and Imaging Evaluation
Other
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
18 Years and older
Enrollment
533 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2031
U.S. locations
1
States / cities
Memphis, Tennessee
Completed No phase listed Observational Accepts healthy volunteers

Spatial Context and Fear Learning

NCT02423044
Conditions
Anxiety Disorders
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 50 Years
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Bethesda, Maryland
Recruiting Not applicable Interventional Accepts healthy volunteers

Physiology of Human Brain Connectivity

NCT06246942
Conditions
Healthy
Interventions
Single-pulse transcranial magnetic stimulation (spTMS), Paired associative stimulation (PAS), Magnetic resonance imaging (MRI)
Device · Diagnostic Test
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 64 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Phobia
Interventions
Unconscious Neuro-reinforcement
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Depression
Interventions
Escitalopram, Duloxetine, Cognitive behavioral therapy (CBT)
Drug · Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
344 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2015
U.S. locations
2
States / cities
Atlanta, Georgia
Conditions
Parkinson
Interventions
Surface EMG, MRI and PET Scan, Surface EMG
Other
Lead sponsor
Spaulding Rehabilitation Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Mental Health Wellness 1, Happiness, Depression, Consciousness, Level Altered, Ecstasy, Dietary Habits, Stress, Inflammatory Bowel Diseases
Interventions
Part A1: Survey, Part A2: Sample collection, Part B:
Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
759 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
SCHIZOPHRENIA 1 (Disorder), Schizo Affective Disorder
Interventions
transcranial direct current stimulation, Sham stimulation
Device
Lead sponsor
Nathan Kline Institute for Psychiatric Research
Other
Eligibility
18 Years to 55 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Orangeburg, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Vascular Mechanisms for the Effects of Loss of Ovarian Hormone Function on Cognition in Women

NCT02122198
Conditions
Cognitive Impairment, Executive Dysfunction, Endothelial Dysfunction, Cardiovascular Disease
Interventions
Leuprolide acetate, Estradiol, Medroxyprogesterone, Placebo
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
40 Years to 60 Years · Female only
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
2
States / cities
Aurora, Colorado • Boulder, Colorado
Withdrawn No phase listed Observational Accepts healthy volunteers

fMRI in Blood Phobia Syncope

NCT00715065
Conditions
Syncope, Blood Injury Phobia, Autonomic Dysfunction
Interventions
fMRI Scan
Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 30 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Nashville, Tennessee
Completed No phase listed Observational Accepts healthy volunteers

COPD-Related Physiology and the Brain

NCT03269721
Conditions
Pulmonary Disease, Chronic Obstructive (COPD), Cognitive Impairment
Interventions
Neuropsychological Assessment, Spirometry, Arterial Blood Gas, Diffusion Capacity of the Lung for Carbon Monoxide, 6 Minute Walk Test, Systemic Vascular Measures, Blood Biomarkers, Symptom Questionnaire Measures, Brain MRI
Behavioral · Procedure · Diagnostic Test + 1 more
Lead sponsor
Karin Hoth
Other
Eligibility
30 Years to 85 Years
Enrollment
170 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
1
States / cities
Iowa City, Iowa