Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 17, 2026, 3:43 PM EDT

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Showing 73–96 of 862 matching trials from the live ClinicalTrials.gov search.
Conditions
Smoking, ADHD
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years
Enrollment
101 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Completed Phase 1 Interventional Accepts healthy volunteers

PET Imaging of Cannabinoid CB1 Receptors Using [11C]MePPEP

NCT00598390
Conditions
Healthy
Interventions
[11C]MePPEP
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Sensory Synchronized Imaging and Neuromodulation

NCT06548113
Conditions
Major Depressive Disorder
Interventions
TMS
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Back Pain
Interventions
Myelogram
Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years to 64 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Atlanta, Georgia
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
Tourette Syndrome
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Cerebral Aneurysm, Stroke, Vasospasm, Cerebral, Subarachnoid Hemorrhage, Aneurysmal, Aneurysmal Subarachnoid Hemorrhage, Cerebral Ischemia
Interventions
Transcranial Doppler
Diagnostic Test
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years and older
Enrollment
3 participants
Timeline
2020 – 2022
U.S. locations
1
States / cities
Hackensack, New Jersey
Completed No phase listed Observational

Florbetaben PET Imaging in PPA

NCT04720001
Conditions
Primary Progressive Aphasia, Alzheimer Disease
Interventions
Florbetaben F18, PET
Drug · Device
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 100 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Nicotine Dependence
Interventions
Not listed
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 60 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Anxiety, Depression
Interventions
NeuroImaging, Psychophysiological
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 55 Years
Enrollment
248 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
La Jolla, California
Completed No phase listed Observational Accepts healthy volunteers Results available

NEPAL (Neuromodulatory Examination of Pain and Mobility Across the Lifespan)

NCT02488863
Conditions
Musculoskeletal Pain, Pain, Chronic
Interventions
MRI Neuroimaging, Quantitative Sensory Testing, Questionnaires, Physical and Cognitive Function Testing
Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2024
U.S. locations
4
States / cities
Gainesville, Florida
Conditions
Cocaine Related Disorders
Interventions
Not listed
Lead sponsor
James J. Prisciandaro
Other
Eligibility
18 Years to 65 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Charleston, South Carolina
Completed No phase listed Observational

Brain Genomics Superstruct Project

NCT01552460
Conditions
Autism Spectrum Disorders
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
13 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
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
Conditions
fMRI
Interventions
Not listed
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
7 Years to 35 Years
Enrollment
480 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2011
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

The Brain on Whole Body Hyperthermia: A Neuroimaging Study

NCT02062840
Conditions
Major Depression
Interventions
High intensity whole-body infrared heating, Low intensity whole-body infrared heating, Functional Magnetic Resonance Imaging (fMRI) and electrocardiogram (EKG), Questionnaires
Device · Other
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 30 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Tucson, Arizona
Completed Not applicable Interventional Accepts healthy volunteers Results available

Motivational Interviewing and Neuroimaging With Adolescents

NCT03367858
Conditions
Alcohol Use, Unspecified
Interventions
Motivational Interviewing (MI), Brief Adolescent Mindfulness (BAM)
Behavioral
Lead sponsor
University of Rhode Island
Other
Eligibility
14 Years to 19 Years
Enrollment
204 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Cerebral Palsy
Interventions
Not listed
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
5 Years to 25 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Completed No phase listed Observational Accepts healthy volunteers

Brain Imaging, Attention, and Auditory Processing in Schizophrenia

NCT03068806
Conditions
Schizophrenia
Interventions
Electroencephalography (EEG) and Magnetic Resonance Imaging (MRI)
Diagnostic Test
Lead sponsor
San Francisco Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 75 Years
Enrollment
202 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
San Francisco, California
Conditions
Adult Giant Cell Glioblastoma, Adult Glioblastoma, Adult Gliosarcoma
Interventions
Cediranib Maleate, Diffusion Tensor Imaging, Diffusion Weighted Imaging, Dynamic Contrast-Enhanced Magnetic Resonance Imaging, Fludeoxyglucose F-18, Intensity-Modulated Radiation Therapy, Laboratory Biomarker Analysis, Perfusion Magnetic Resonance Imaging, Positron Emission Tomography, Temozolomide
Drug · Procedure · Radiation + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
2
States / cities
Boston, Massachusetts
Conditions
Mild Cognitive Impairment, Subjective Cognitive Decline
Interventions
Assessments, Neuroimaging volumetric measures, Biofluid samples
Behavioral · Other
Lead sponsor
Ohio State University
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2032
U.S. locations
1
States / cities
Columbus, Ohio
Completed Phase 1 Interventional Accepts healthy volunteers Results available

A Study of Flortaucipir PET in Healthy Volunteers and Cognitively Impaired Subjects

NCT01992380
Conditions
Alzheimer's Disease
Interventions
Flortaucipir F18, Brain PET scan
Drug · Procedure
Lead sponsor
Avid Radiopharmaceuticals
Industry
Eligibility
50 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
2
States / cities
Newport Beach, California • New Haven, Connecticut
Conditions
Mild Cognitive Impairment
Interventions
Grape Powder, Placebo Powder
Dietary Supplement
Lead sponsor
University of California, Los Angeles
Other
Eligibility
65 Years to 85 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Parkinson's Disease
Interventions
Not listed
Lead sponsor
Thomas Jefferson University
Other
Eligibility
50 Years to 80 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Philadelphia, Pennsylvania