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ClinicalTrials.gov public records Last synced Oct 10, 2026, 6:21 AM EDT

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Showing 145–168 of 1,237 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Functional magnetic resonance imaging (fMRI) Clear all
Completed No phase listed Observational Accepts healthy volunteers

Study of Cognition and Control in Youths

NCT03393390
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder, Oppositional Defiant Disorder, Conduct Disorder
Interventions
Clinical Assessment Visit, fMRI scan
Diagnostic Test · Other
Lead sponsor
University of Michigan
Other
Eligibility
6 Years to 18 Years
Enrollment
256 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 14, 2022 · Synced Oct 10, 2026, 6:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Language Mapping in Patients With Epilepsy

NCT00706160
View directory record Official record
Conditions
Epilepsy, Epilepsy, Temporal Lobe, Partial Epilepsy
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
7 Years to 55 Years
Enrollment
153 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 17, 2019 · Synced Oct 10, 2026, 6:21 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Clinical and Neurobiological Effects of Cannabis Dependence in Young Adults

NCT00656487
View directory record Official record
Conditions
Cannabis Dependence, Cannabis Withdrawal
Interventions
rimonabant, placebo
Drug
Lead sponsor
The Scripps Research Institute
Other
Eligibility
21 Years to 30 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 19, 2017 · Synced Oct 10, 2026, 6:21 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Prognostication of Recovery in Early Disorders of Consciousness Study

NCT07074678
View directory record Official record
Conditions
Disorder of Consciousness, Comatose, Coma; Prolonged, Vegetative State, Minimally Conscious State
Interventions
Functional MRI (fMRI)
Diagnostic Test
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2029
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 10, 2026, 6:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Neuroimaging of Dystonia

NCT02046447
View directory record Official record
Conditions
Primary Cervical Dystonia, DYT 1 Dystonia
Interventions
Primary Cervical Dystonia (Trihexyphenidyl), Controls Primary Cervical Dystonia (Trihexyphenidyl), DYT 1 Dystonia (Healthy Control), DYT 1 Dystonia
Drug · Other
Lead sponsor
University of Florida
Other
Eligibility
7 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Dec 22, 2017 · Synced Oct 10, 2026, 6:21 AM EDT
Recruiting Phase 2 Interventional

Mindfulness-based Psilocybin Therapy for PTSD

NCT07104916
View directory record Official record
Conditions
Post Traumatic Stress Disorder, Depression - Major Depressive Disorder
Interventions
Psilocybin + MBCT therapy, Active Comparator: Psilocybin with Support Only
Combination Product
Lead sponsor
Anthony P King
Other
Eligibility
21 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 10, 2026, 6:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of an 8-day Advanced Meditation, Samyama on Physical, Psychological and Spiritual Wellbeing ,and Associated Neural Mechanisms

NCT04366544
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 3, 2024 · Synced Oct 10, 2026, 6:21 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Does a Periaqueductal Gray-vagus Nerve Interface Malfunction Explain the Nat hx With Its Numerous Co-morbidities?

NCT06616363
View directory record Official record
Conditions
POTS - Postural Orthostatic Tachycardia Syndrome
Interventions
Questionnaires to be competed, Provide list of medication and lifetime events, Use phone App to record new life events, Will wear an activity monitor, Periodic 24-hour urine sodium check, A fMRI scan, A bedside tilt test will be performed, IV placed to collect blood samples, Stool Sample
Behavioral · Device · Other + 1 more
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
12 Years to 21 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 10, 2026, 6:21 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Visual Mode Switching in Color Perception

NCT05779228
View directory record Official record
Conditions
Perception of Things Changing Color, Adaptive Behavior
Interventions
Mode Switching Training
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2032
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 10, 2026, 6:21 AM EDT
Completed Phase 2 Interventional

Study to Evaluate SYN115 in Parkinson's Disease

NCT00605553
View directory record Official record
Conditions
Parkinson's Disease
Interventions
Placebo, Tozadenant
Drug
Lead sponsor
Biotie Therapies Inc.
Industry
Eligibility
40 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 8, 2017 · Synced Oct 10, 2026, 6:21 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Tau PET Imaging in Opioid Use Disorder

NCT05651516
View directory record Official record
Conditions
Opioid-Related Disorders
Interventions
18F-PI-2620 PET/CT
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 60 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 10, 2026, 6:21 AM EDT
Active, not recruiting No phase listed Observational

A Study of Memory, Thinking, and Brain Imaging in Adults With Histiocytosis

NCT03127709
View directory record Official record
Conditions
Histiocytosis
Interventions
Trail Making Test, Parts A & B, Brief Test of Attention, Symbol Span, Controlled Oral Word Association Test, The Hopkins Verbal Learning Test-Revised, Brief Visuospatial Memory Test-Revised, Hospital Anxiety and Depression Scale, McGill Quality of Life Scale, MR Brain Imaging, Resting state functional MRI, Functional Assessment of Cancer Therapy Cognitive Scale (FACT-Cog)
Behavioral · Diagnostic Test
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
4
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Commack, New York + 1 more
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Oct 10, 2026, 6:21 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Pharmaco-Neuroimaging Studies of Approach/Avoidance Behaviors and Post-Mortem Studies: Pharmacological Manipulation

NCT05232032
View directory record Official record
Conditions
Depressive Disorder, Major, Anxiety Disorder
Interventions
Nociceptin Receptor Antagonist, Aversive stimuli
Drug · Device
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Oct 10, 2026, 6:21 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Levetiracetam and Memory Function in Amnestic Mild Cognitive Impairment (MCI)

NCT01044758
View directory record Official record
Conditions
Mild Cognitive Impairment (MCI)
Interventions
Levetiracetam 62.5mg, Levetiracetam 125mg, Levetiracetam 250mg, Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years to 85 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 21, 2017 · Synced Oct 10, 2026, 6:21 AM EDT
Recruiting Not applicable Interventional

Modulating Escape Using Focused Ultrasound

NCT06273904
View directory record Official record
Conditions
Anxiety Disorders
Interventions
Active transcranial focused ultrasound (tFUS), Sham transcranial focused ultrasound (tFUS)
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Oct 10, 2026, 6:21 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Neural Mechanisms of Decision Making in Hoarding Disorder

NCT03487224
View directory record Official record
Conditions
Hoarding Disorder
Interventions
MRI with fMRI frequency
Device
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2027
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Oct 10, 2026, 6:21 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Food Reward in Native American Women

NCT01623440
View directory record Official record
Conditions
Obesity
Interventions
Placebo and fMRI, Naltrexone and fMRI
Combination Product
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 12, 2019 · Synced Oct 10, 2026, 6:21 AM EDT
Recruiting Not applicable Interventional

Low Intensity Focused Ultrasound for Tobacco Use Disorder: High Resolution Targeting of the Human Insula

NCT06405074
View directory record Official record
Conditions
Tobacco Use Disorder
Interventions
low intensity focused ultrasound (LIFU)
Device
Lead sponsor
Washington D.C. Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 75 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Nov 20, 2024 · Synced Oct 10, 2026, 6:21 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Quantifying Multi-step Avoidance in Anxiety

NCT07203027
View directory record Official record
Conditions
Anxiety, Anxiety Disorders
Interventions
Behavioral Tasks with imaging
Behavioral
Lead sponsor
Emory University
Other
Eligibility
22 Years to 55 Years
Enrollment
163 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2030
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 10, 2026, 6:21 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Cognitive Decline Following Deep Brain Stimulation: A DBS-fMRI Study

NCT06960096
View directory record Official record
Conditions
Deep Brain Stimulation, Parkinson Disease
Interventions
DBS combined with fMRI
Other
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Oct 8, 2026 · Synced Oct 10, 2026, 6:21 AM EDT
Completed Not applicable Interventional

Target Engagement of a Novel Dissonance-Based Treatment for DSM-5 Eating Disorders

NCT03261050
View directory record Official record
Conditions
Eating Disorder
Interventions
Counter Attitudinal Therapy, Interpersonal Therapy
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 34 Years · Female only
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
2
States / cities
Stanford, California • Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Oct 10, 2026, 6:21 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Spatial Cues, Task Demands, and Auditory Selective Attention

NCT07765186
View directory record Official record
Conditions
Bilateral Cochlear Implants, Hearing Loss, Bilateral, Healthy
Interventions
Existing bilateral cochlear implants, Normal Hearing Control
Device · Other
Lead sponsor
University of South Florida
Other
Eligibility
18 Years to 90 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 10, 2026, 6:21 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nicotinic Modulation of the Default Network

NCT01223404
View directory record Official record
Conditions
Magnetic Resonance Imaging, Cognition, Nicotine, Mecamylamine
Interventions
Placebo, Nicotine, Mecamylamine
Drug
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
21 Years to 50 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 19, 2019 · Synced Oct 10, 2026, 6:21 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Magnetic Resonance Imaging of the Brain and Stomach in Healthy Volunteers and Gastroparesis

NCT04282317
View directory record Official record
Conditions
Gastroparesis
Interventions
MRI scan
Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 65 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Oct 10, 2026, 6:21 AM EDT