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ClinicalTrials.gov public records Last synced May 22, 2026, 5:42 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 88 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Recruiting No phase listed Observational Accepts healthy volunteers
Conditions
Alzheimer Disease, Obesity, Metabolic Disease
Interventions
Not listed
Lead sponsor
Cyrus A Raji
Other
Eligibility
40 Years to 60 Years
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 10, 2026 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Epilepsy
Interventions
Intraoperative brain microdialysis
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 45 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced May 22, 2026, 5:42 AM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers
Conditions
Parkinson Disease
Interventions
[11C]-CS1P1
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 1, 2026 · Synced May 22, 2026, 5:42 AM EDT
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers
Conditions
Anhedonia in Healthy Volunteers, Older Adults (50-90 Years)
Interventions
Psilocybin (drug), Dextromethorphan (DXM)
Drug
Lead sponsor
Jennifer Mitchell
Other
Eligibility
50 Years to 85 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Alzheimer Disease, Parkinson Disease, Inflammation
Interventions
GE180 PET Scan
Drug
Lead sponsor
Aaron Ritter, MD
Other
Eligibility
55 Years to 90 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated May 23, 2023 · Synced May 22, 2026, 5:42 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
Conditions
Suicide, Attempted, Suicidal Ideation, Suicidal Intention, Suicide
Interventions
Clinical assessments and blood samples; follow-up for 12 mos, Clinical assessments and blood samples; no 12mo follow-up
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
12 Years to 18 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 15, 2021 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Nervous System Disease, Immune System Disease
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years to 120 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2043
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 24, 2025 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Autism Spectrum Disorder, Autism Spectrum Disorders, Autistic Disorder, Autism
Interventions
Prednisone, Placebo
Drug
Lead sponsor
Christopher John McDougle, M.D.
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Lexington, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced May 22, 2026, 5:42 AM EDT
Recruiting No phase listed Observational
Conditions
Chronic Condition, Chronic Pain, Chronic Disease, Major Depressive Disorder, Post Traumatic Stress Disorder, Anxiety Disorders
Interventions
Ketamine
Drug
Lead sponsor
RIVER Foundation
Other
Eligibility
18 Years and older
Enrollment
50,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
2
States / cities
Bigfork, Montana • Helena, Montana
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Cannabis, HIV, Inflammation, Cognition, Neuroimaging
Interventions
Multimodal, multi-parametric MRI, Immune and cytokine profiling, Neuropsychological testing
Other · Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
25 Years to 59 Years
Enrollment
220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Parkinson Disease
Interventions
Not listed
Lead sponsor
California State University, San Bernardino
Other
Eligibility
55 Years to 85 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
San Bernardino, California
Source: ClinicalTrials.gov public record
Updated Feb 7, 2024 · Synced May 22, 2026, 5:42 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers
Conditions
Post-Operative Confusion, Neuroinflammatory Response, Alzheimer Disease
Interventions
Montreal Cognitive Assessment, Stroop Test, 4AT Delirium, Grooved Pegboard, NACC Cognitive Battery, ERP Testing, Blood Plasma and Serum sampling, Cerebral Spinal Fluid Sample
Behavioral · Diagnostic Test
Lead sponsor
University of Tennessee Graduate School of Medicine
Other
Eligibility
60 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 17, 2022 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Brain Disease
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
2 Years to 110 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Fibromyalgia
Interventions
Moderate Intensity Continuous Training
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
19 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 27, 2025 · Synced May 22, 2026, 5:42 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
Conditions
Epilepsies, Partial
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 60 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 4, 2018 · Synced May 22, 2026, 5:42 AM EDT
Not yet recruiting Not applicable Interventional
Conditions
Concussion (Diagnosis), Concussion Post Syndrome, Concussion, Mild
Interventions
Brain Cooling
Device
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 27 Years · Female only
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 25, 2025 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Multiple Sclerosis
Interventions
11C-PBR28
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 29, 2025 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Neurocysticercosis, Healthy
Interventions
[C-11]PBR28
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 75 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 11, 2019 · Synced May 22, 2026, 5:42 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available
Conditions
Metabolism - Cerebral Energy
Interventions
Fermented Papaya Preparation, Granulated Sugar
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
65 Years to 100 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Oct 16, 2019 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Obesity, Bariatric Surgery Candidate
Interventions
bariatric surgery
Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
30 Years to 50 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 1, 2021 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Alzheimer Disease, Lewy Body's Dementia
Interventions
C-11 ER-176, Blood Test
Drug · Diagnostic Test
Lead sponsor
Val Lowe
Other
Eligibility
60 Years and older
Enrollment
125 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2029
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Healthy
Interventions
18F-SF12051
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 99 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 8, 2024 · Synced May 22, 2026, 5:42 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
Conditions
Mucopolysaccharidosis Type I
Interventions
Not listed
Lead sponsor
University of Minnesota
Other
Eligibility
6 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 31, 2019 · Synced May 22, 2026, 5:42 AM EDT
Conditions
Brain Tumor, Medulloblastoma
Interventions
[18F]DPA714
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
8 Years to 39 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2035
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced May 22, 2026, 5:42 AM EDT