Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 22, 2026, 8:40 PM EDT

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Showing 265–288 of 775 matching trials from the live ClinicalTrials.gov search.
Conditions
Dexmedetomidine Induced Sedation
Interventions
dexmedetomidine
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 35 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Anxiety, Social Anxiety Disorder, Panic Disorder, Generalized Anxiety Disorder
Interventions
Functional magnetic resonance imaging (fMRI) with Veritable-NF, fMRI with Sham-NF
Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 24 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Autism Spectrum Disorder
Interventions
Memantine, Magnetic Resonance Imaging
Drug · Device
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
16 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2021
U.S. locations
1
States / cities
Columbia, Missouri
Conditions
Nicotine Addiction
Interventions
2-[18F]-fluro-3-[2(S)-2-azethidinylmethoxy]-pyridine
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Recruiting Phase 1 Interventional Accepts healthy volunteers

PET Imaging of Noradrenergic Transmission in the Brain

NCT07686393
Conditions
Healthy
Interventions
11C-ARMI
Drug
Lead sponsor
National Institute of Mental Health (NIMH)
NIH
Eligibility
18 Years to 105 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Alzheimer's Disease
Interventions
[123I]MNI-672 SPECT
Drug
Lead sponsor
Molecular NeuroImaging
Other
Eligibility
20 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
New Haven, Connecticut
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Cognitive Empathy Training on Dementia Caregivers

NCT06650527
Conditions
Caregivers of People Living With Dementia, Dementia
Interventions
Cognitive Empathy Training, Control Condition, Pre and post intervention blood spot collection, Pre and post intervention MRI session
Behavioral · Procedure
Lead sponsor
Emory University
Other
Eligibility
50 Years and older
Enrollment
118 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
3
States / cities
Atlanta, Georgia
Conditions
Parkinson's Disease, Tourette's Syndrome, Tic Disorders, Dystonia, Movement Disorders
Interventions
Transcranial Direct Current Stimulation (tDCS), Eye-tracking Device, Pulsed vibrator, Gait Trainer Treadmill (GTT), Standard psychiatric scales SCID-I, YBOCS and SCI-OBS-lifetime and cognitive scales MMSE and MOCA, iMobility, QMAT, Treadmill Test, Arm Intellistretch Device, Transcranial Sonography (TCS), Behavioral tasks, TMS single/paired pulse, MEG, EEG, MRI techniques, Peripheral Nerve Stimulation, EMG, Trancutaneous spinal direct current stimulation (tsDCS)
Procedure · Device · Other + 1 more
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years and older
Enrollment
1,273 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Accepts healthy volunteers Results available

Lifestyle Enriching Activities for Research in Neuroscience Intervention Trial: LEARNit Study

NCT02726906
Conditions
Aging, Cognitive Ability, General
Interventions
Moderate-aerobic walking, Positron Emission Tomography (PET) scan, Healthy living education, Physical activity monitor
Behavioral · Radiation · Device
Lead sponsor
University of Southern California
Other
Eligibility
55 Years to 80 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Recruiting No phase listed Observational Accepts healthy volunteers

Evaluation of Brain MRI Changes in Cerebral Palsy Patients

NCT07433647
Conditions
Cerebral Palsy, Spastic Diplegia, Spastic Quadriplegia, Spastic Hemiplegia
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Functional Brain Imaging of Pain Phenotype and Genotype

NCT01777087
Conditions
Pain
Interventions
gauze soaked with capsaicin
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 50 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Brain Injury, Central Nervous System Degenerative Disorder, Central Nervous System Infectious Disorder, Central Nervous System Vascular Malformation, Hemorrhagic Cerebrovascular Accident, Ischemic Cerebrovascular Accident, Primary Brain Neoplasm, Brain Cancer, Brain Tumors
Interventions
Ferumoxytol, Tissue Analysis, Magnetic Resonance Imaging
Drug · Other · Procedure
Lead sponsor
Michael Iv
Other
Eligibility
2 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Stanford, California
Conditions
Brain Neoplasm
Interventions
Assessment, Magnetic Resonance Elastography
Other · Device
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Recruiting Not applicable Interventional Accepts healthy volunteers

Development of MRF for Characterization of Brain Tumors After Radiotherapy

NCT06101069
Conditions
Brain Tumor, Brain Necrosis, Brain Metastases, Glioma
Interventions
MRF in conjunction with IVIM MRI without contrast
Procedure
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
18 Years to 60 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
2
States / cities
Cleveland, Ohio
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Evaluation of Neuroinflammation in Parkinson's Disease Using 18F-NOS PET/CT

NCT04062526
Conditions
Parkinson Disease, Healthy Volunteer
Interventions
[18F]NOS
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 75 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
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
Active, not recruiting Phase 1 Interventional Accepts healthy volunteers

Multi-System Analysis of Opioid Receptor Binding

NCT05528848
Conditions
Healthy, Opioid Use Disorder
Interventions
Carfentanil, C-11, Naloxone, Loperamide Hydrochloride
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 50 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
COVID-19, COVID Long-Haul
Interventions
Magnetic Resonance Imaging, Ultra-High Resolution Computed Tomography (CT) Scan
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
206 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Melanoma, Squamous Cell Carcinoma of the Head and Neck, Squamous Cell Carcinoma of the Skin, Sarcoma of the Skin, Basal Cell Cancer of the Skin, Breast Cancer
Interventions
Poly-ICLC
Drug
Lead sponsor
Nina Bhardwaj
Other
Eligibility
14 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
New York, New York
Conditions
Alzheimer Disease
Interventions
F 18 T807
Drug
Lead sponsor
Tammie L. S. Benzinger, MD, PhD
Other
Eligibility
18 Years and older
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2026
U.S. locations
1
States / cities
St Louis, Missouri
Recruiting No phase listed Observational Accepts healthy volunteers

Neuroimaging of Parkinson's

NCT07024875
Conditions
Parkinsons Disease (PD)
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
40 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2031
U.S. locations
1
States / cities
St Louis, Missouri
Completed Phase 2 Interventional Results available

Tau Imaging of Chronic Traumatic Encephalopathy

NCT02191267
Conditions
Chronic Traumatic Encephalopathy
Interventions
[F18]-T807, [F18]-Florbetapir, MRI/MRS, Genetic Analysis for Genetic Risk Score for Tau.
Radiation · Device · Genetic
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
40 Years to 69 Years · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
2
States / cities
Boston, Massachusetts
Conditions
Depressive Disorder, Major
Interventions
functional magnetic resonance imaging (fMRI)
Behavioral
Lead sponsor
Laureate Institute for Brain Research, Inc.
Other
Eligibility
18 Years to 65 Years
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Tulsa, Oklahoma
Conditions
Invasive Malignant Neoplasm, Metastatic Malignant Neoplasm in the Brain
Interventions
Dynamic Susceptibility Contrast-MRI (DSC-MRI), Magnetic Resonance Imaging (MRI)
Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
2
States / cities
Atlanta, Georgia