Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 24, 2026, 5:26 PM EDT

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Showing 145–168 of 684 matching trials from the live ClinicalTrials.gov search.
Conditions
Depression
Interventions
Keto-like supplement, Placebo
Dietary Supplement
Lead sponsor
Laureate Institute for Brain Research, Inc.
Other
Eligibility
18 Years to 65 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Tulsa, Oklahoma
Conditions
Mild Cognitive Impairment
Interventions
Cannabidiol, Placebo
Drug · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
55 Years to 85 Years
Enrollment
236 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Consciousness Disorders
Interventions
Repeated behavioral assessments, functional electroencephalography and brain imagery, TMS-EEG
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
2
States / cities
Boston, Massachusetts • Madison, Wisconsin
Completed No phase listed Observational Accepts healthy volunteers

Positron Emission Tomography to Measure Pain and Pain Control

NCT00001307
Conditions
Healthy, Hyperalgesia, Pain, Peripheral Nervous System Disease
Interventions
Oxygen-15 Water, Capsaicin
Drug
Lead sponsor
National Institute of Dental and Craniofacial Research (NIDCR)
NIH
Eligibility
Not listed
Enrollment
273 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1992 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Mild-moderate Cognitive Impairment
Interventions
Supervised Exercise and Behavior Modification Support, Monitored Exercise and Behavioral Modification Support
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
2
States / cities
Columbia, South Carolina • Sumter, South Carolina
Conditions
Schizoaffective Disorder, Schizophrenia
Interventions
PET
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 90 Years
Enrollment
283 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Training Resiliency in Youth (TRY) Study

NCT03429465
Conditions
Attention Concentration Difficulty, Depression, Anxiety
Interventions
EVO Cognitive Remediation Game
Other
Lead sponsor
University of Washington
Other
Eligibility
Not listed
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Head Injury, Traumatic Brain Injury (TBI), Photosensitivity, Photophobia
Interventions
Not listed
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Metastatic Cancer, Unspecified Adult Solid Tumor, Protocol Specific
Interventions
MMSE, QOL via FACT-Br, MRI, Post-operative SRS
Behavioral · Procedure · Radiation
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Stroke, Hemiparesis
Interventions
NeuroExo co-robot neurorehabilitation system
Device
Lead sponsor
University of Houston
Other
Eligibility
20 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
3
States / cities
Houston, Texas
Conditions
Stroke, Hemiparesis
Interventions
Simultaneous Bimanual training, Conventional Occupational Therapy
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
21 Years to 75 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

The Memory and Cognitive Performance Study

NCT04025255
Conditions
Cognitive Function, Memory, Brain Health
Interventions
Braini, Placebo
Dietary Supplement
Lead sponsor
Vita Naturel, LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Asheville, North Carolina
Conditions
Pre-Eclampsia, Hypertension, Proteinuria in Pregnancy, Thrombocytopenia, Renal Insufficiency, Impaired Liver Function, Pulmonary Edema, Headache, Visual Impairment
Interventions
Non-interventional study
Other
Lead sponsor
Progenity, Inc.
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
344 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
24
States / cities
San Diego, California • Newark, Delaware • Boca Raton, Florida + 19 more
Conditions
Embolic Stroke of Undetermined Source, Transient Ischemic Attack, Right-To-Left Atrial Shunt, Patent Foramen Ovale
Interventions
NeuralBot Investigational System, Transthoracic Echocardiography (TTE)
Diagnostic Test
Lead sponsor
NeuraSignal Inc dba NovaSignal
Industry
Eligibility
18 Years and older
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
7
States / cities
Phoenix, Arizona • Portland, Oregon • Chattanooga, Tennessee + 3 more
Completed No phase listed Observational Accepts healthy volunteers

Brain Health Together: Development and Pilot Test

NCT06914947
Conditions
Cognitive Impairment, Subjective Cognitive Decline, Mild Cognitive Impairment (MCI)
Interventions
Brain Health Together
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
65 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Accepts healthy volunteers

Symptoms of Lower Urinary Tract Dysfunction Phenotyping Study

NCT02485808
Conditions
Lower Urinary Tract Symptoms
Interventions
None-observational, Magnetic Resonance Imaging (MRI), Multimodal Automated Sensory Testing System, Auditory Sensitivity Test
Other · Procedure
Lead sponsor
Arbor Research Collaborative for Health
Other
Eligibility
18 Years and older
Enrollment
1,879 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
6
States / cities
Chicago, Illinois • Iowa City, Iowa • Ann Arbor, Michigan + 3 more
Completed Phase 1 Interventional Accepts healthy volunteers

Mechanisms of Cerebrovascular Control

NCT02936687
Conditions
Metabolic Syndrome X
Interventions
NOS Inhibition, ET-1 Inhibition, NOS Inhibition Placebo, 3 Tesla MRI, Intravenous Catheter, Oral Glucose Tolerance Test, ET-1 Inhibition Placebo
Drug · Device · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 45 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Breast Carcinoma, Cancer Survivor, Cognitive Side Effects of Cancer Therapy, Malignant Female Reproductive System Neoplasm
Interventions
Cognitive Intervention, Educational Intervention, Functional Magnetic Resonance Imaging, Memory Intervention, Quality-of-Life Assessment, Questionnaire Administration
Other · Procedure
Lead sponsor
University of Washington
Other
Eligibility
21 Years to 90 Years · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Healthy Subjects, Schizophrenia, Parkinson Disease
Interventions
Oxygen-15 Water
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 90 Years
Enrollment
1,039 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1993
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Intracranial Hemorrhages, Traumatic Brain Injury
Interventions
SENSE Device
Device
Lead sponsor
Sense Diagnostics, LLC
Industry
Eligibility
22 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Movement Disorders
Interventions
Response Inhibition and Deep Brain Stimulation in Parkinson's disease
Procedure
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2029
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Irritable Colon, Irritable Bowel Syndrome (IBS)
Interventions
GW876008 200mcg, GW876008 20mcg, Placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Los Angeles, California
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
Recruiting Not applicable Interventional Accepts healthy volunteers

Cognitive Vitality Pilot Study

NCT07208279
Conditions
Aging, Healthy Aging, Cognition, Memory, Brain
Interventions
Axolt Brain Supplement, Bolero - Flavored Drink Placebo
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
55 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
West Palm Beach, Florida