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ClinicalTrials.gov public records Last synced Sep 20, 2026, 3:12 AM EDT

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Showing 1–24 of 30 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Phase 2 Interventional Results available

Reduced Carbohydrate Versus Fat in Obese Subjects

NCT00846040
Conditions
Obesity
Interventions
Reduced fat diet, Reduced carbohydrate diet, Drug: f-18 fallypride, fMRI, PET
Other · Drug · Device
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 45 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
Bethesda, Maryland
Not listed Phase 4 Interventional Accepts healthy volunteers

Dynamic Connectivity Under Metabolic Constraints

NCT04106882
Conditions
Insulin Resistance, Healthy, Diet Modification, Aging
Interventions
Ketones, Glucose
Drug
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 79 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2022
U.S. locations
2
States / cities
Charlestown, Massachusetts • Stony Brook, New York
Completed No phase listed Observational Accepts healthy volunteers

Early Detection of Mild Cognitive Impairment in Individual Patients

NCT00243451
Conditions
Mild Cognitive Impairment, Mild Alzheimer's Disease
Interventions
PET scan & fMRI
Other
Lead sponsor
Louisiana State University Health Sciences Center Shreveport
Other
Eligibility
55 Years to 85 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2011
U.S. locations
1
States / cities
Shreveport, Louisiana
Conditions
Major Depressive Disorder, Bipolar Disorder, Healthy
Interventions
[18F]FPEB, [11C]APP311
Radiation
Lead sponsor
Yale University
Other
Eligibility
18 Years to 80 Years
Enrollment
79 participants
Timeline
2017 – 2024
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Fibromyalgia
Interventions
Acupuncture, Sham treatment
Device · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 75 Years · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Ann Arbor, Michigan
Recruiting No phase listed Observational Accepts healthy volunteers

PET/MRI/EEG Imaging Study in Epilepsy

NCT06974305
Conditions
Epilepsy
Interventions
FDG-PET/fMRI/EEG imaging
Radiation
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Charlestown, Massachusetts
Conditions
Parkinson's Disease
Interventions
DNA/GeneticTesting, FDG PET scan, MRI scan, Clinical and neuropsychological assessments
Genetic · Radiation · Other
Lead sponsor
Northwell Health
Other
Eligibility
40 Years to 75 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
1
States / cities
Manhasset, New York
Withdrawn No phase listed Observational Accepts healthy volunteers

Brain Imaging Studies of the Effects of Cocaine Abstinence

NCT00581282
Conditions
Substance Abuse Disorder
Interventions
PET scan, fMRI
Radiation · Other
Lead sponsor
University of California, Irvine
Other
Eligibility
21 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Irvine, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

PET Imaging Study of Recovered Anorexics

NCT00603018
Conditions
Anorexia Nervosa
Interventions
Fluoxetine
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Schizophrenia
Interventions
Risperidone, Paliperidone
Drug
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 60 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Irvine, California
Completed Phase 4 Interventional Results available

Predictors of Antidepressant Response

NCT02178696
Conditions
Depression
Interventions
Placebo, identified as placebo to participants, Celexa or other antidepressant as clinically indicated, Placebo, identifed to participants as "Active medication"
Other · Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 60 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dopaminergic Effects of Adjunctive Aripiprazole on the Brain in Treatment-Resistant Depression

NCT00953745
Conditions
Major Depressive Disorder
Interventions
Escitalopram, Aripiprazole, Placebo Capsule, Placebo Tablet
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
St Louis, Missouri
Completed No phase listed Observational Accepts healthy volunteers

Examination of Glutamate and mGluR5 in Psychiatric Disorders

NCT02727972
Conditions
Major Depressive Disorder, Post-Traumatic Stress Disorder, Bipolar Disorder
Interventions
Cognitive Testing, MRI, PET
Behavioral · Other · Radiation
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Investigation of Cocaine Addiction Using mGluR5 PET and fMRI

NCT03471182
Conditions
Cocaine Dependence
Interventions
Psychiatric and Cognitive Testing, Cocaine Self-adminstration, Positron Emission Tomography, Magnetic Resonance Imaging
Behavioral · Drug · Radiation + 1 more
Lead sponsor
Yale University
Other
Eligibility
18 Years to 60 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Early Phase 1 Interventional Accepts healthy volunteers

Tau PET Imaging in Opioid Use Disorder

NCT05651516
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
Conditions
Allergic Asthma
Interventions
Whole lung antigen challenge, segmental allergen challenge
Biological
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 50 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Parkinson Disease, Idiopathic Parkinson Disease
Interventions
[F-18] Fluorodopa Positron Emission Tomography, OM Meditation
Drug · Behavioral
Lead sponsor
Andrew Newberg
Other
Eligibility
25 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Attention Deficit Hyperactivity Disorder (ADHD), Impulsive Aggression
Interventions
Functional Magnetic Resonance Imaging (fMRI), Magnetic Resonance Spectroscopy (MRS), Point Subtraction Aggression Paradigm (PSAP) Task, SPN-810, Placebo
Diagnostic Test · Behavioral · Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
8 Years to 12 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
3
States / cities
Lakeland, Florida • Maitland, Florida • Tampa, Florida
Completed Not applicable Interventional Results available

Stimulation to Improve Memory

NCT03875326
Conditions
Mild Cognitive Impairment, Dementia of Alzheimer Type
Interventions
1 mA HD-tDCS, 2 mA HD-tDCS, 3 mA HD-tDCS, Sham
Device
Lead sponsor
University of Michigan
Other
Eligibility
50 Years and older
Enrollment
233 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Opioid Use Disorder
Interventions
Psilocybin
Drug
Lead sponsor
Yale University
Other
Eligibility
25 Years to 55 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Early Phase 1 Interventional Accepts healthy volunteers

Reliability of the Human Brain Connectome

NCT02193425
Conditions
Normal Physiology
Interventions
F-18FDG, MRI
Drug · Device
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
18 Years and older
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Pain in Fibrous Dysplasia

NCT04125862
Conditions
Fibrous Dysplasia/McCune-Albright Syndrome
Interventions
MRI-based Neuroimaging, Non-contrast MRI, 18F-FDG-PET/CT, 18F-NaF-PET/CT
Diagnostic Test
Lead sponsor
Boston Children's Hospital
Other
Eligibility
10 Years to 45 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Completed No phase listed Observational Accepts healthy volunteers

Synaptic Injury and Functional Connectivity in Alzheimer's Disease

NCT03300726
Conditions
Alzheimer Disease, Late Onset
Interventions
CSF analysis, Functional MRI
Diagnostic Test · Radiation
Lead sponsor
Ohio State University
Other
Eligibility
60 Years to 95 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Atherosclerosis
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
20 Years and older
Enrollment
886 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2020
U.S. locations
1
States / cities
New York, New York