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ClinicalTrials.gov public records Last synced Oct 21, 2026, 5:10 AM EDT

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

Showing 121–144 of 1,297 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Healthy Controls Clear all
Active, not recruiting No phase listed Observational

The Colonic Microbiome and Mucosal Immunity in Inflammatory Bowel Disease and Ankylosing Spondylitis

NCT02389075
View directory record Official record
Conditions
Inflammatory Bowel Diseases (IBD), Ankylosing Spondylitis (AS)
Interventions
Pinch biopsies, Flexible sigmoidoscopy
Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 70 Years
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated May 21, 2024 · Synced Oct 21, 2026, 5:10 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Research Involving Subjects With Parkinson's Disease, Alzheimer Disease and Healthy Controls

NCT01461109
View directory record Official record
Conditions
Parkinson Disease, Alzheimer Disease
Interventions
[18F] CFPyPB
Drug
Lead sponsor
Institute for Neurodegenerative Disorders
Other
Eligibility
18 Years to 90 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 4, 2014 · Synced Oct 21, 2026, 5:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Exercise Capacity in Pediatric Sickle Cell Anemia

NCT01527799
View directory record Official record
Conditions
Sickle Cell Anemia
Interventions
Not listed
Lead sponsor
Ann & Robert H Lurie Children's Hospital of Chicago
Other
Eligibility
8 Years to 21 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 4, 2016 · Synced Oct 21, 2026, 5:10 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

The Use of Resting State, fMRI and DTI in the Identification of Chronic Pain Conditions

NCT02987933
View directory record Official record
Conditions
Chronic Pain
Interventions
Not listed
Lead sponsor
Brain Scan Inc.
Industry
Eligibility
20 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Dec 9, 2016 · Synced Oct 21, 2026, 5:10 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Detecting Parkinson's Disease Through Speech Analysis

NCT03133611
View directory record Official record
Conditions
Parkinson Disease, REM Sleep Behavior Disorder
Interventions
Speech assessment, Routine clinical assessment
Other
Lead sponsor
Czech Technical University in Prague
Other
Eligibility
50 Years to 80 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 9, 2019 · Synced Oct 21, 2026, 5:10 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers

Cerebrovascular Reactivity Assessed With fNIRS as a Biomarker of TCVI After Acute Traumatic Brain Injury in Military

NCT04058132
View directory record Official record
Conditions
Traumatic Brain Injury
Interventions
Sildenafil Citrate 50Mg Tab, functional Near-infrared Spectroscopy (fNIRS), Carbon Dioxide (CO2) 5%, Neuropsychological Assessments, Gadolinium contrast infusion, Blood sample collection for research purposes, Structural brain Magnetic Resonance Imaging (MRI
Drug · Device · Other + 1 more
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years to 55 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Oct 21, 2026, 5:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Changes in Dopamine Levels Before and After Weight Restoration in People With Anorexia Nervosa

NCT00670293
View directory record Official record
Conditions
Eating Disorders
Interventions
Positron Emission Tomography (PET) using [11C]raclopride, Methylphenidate, Magnetic Resonance Imaging (MRI) scan
Radiation · Drug · Procedure
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 45 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 7, 2016 · Synced Oct 21, 2026, 5:10 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Auditory Stimulation on Sleep and Memory in Schizophrenia

NCT04783571
View directory record Official record
Conditions
Schizophrenia
Interventions
Placebo, Auditory Stimulation
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 13, 2026 · Synced Oct 21, 2026, 5:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Pain and Sensory Changes Assessment in HIV+ Patients

NCT00422695
View directory record Official record
Conditions
HIV Infections
Interventions
Not listed
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
18 Years to 90 Years
Enrollment
143 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 13, 2017 · Synced Oct 21, 2026, 5:10 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Traumatic Brain Injury and the Gut Microbiome

NCT04949607
View directory record Official record
Conditions
Brain Injury, Chronic, Brain Injuries, Traumatic
Interventions
Inulin fructooligosaccharide
Dietary Supplement
Lead sponsor
Centre for Neuro Skills
Industry
Eligibility
18 Years to 70 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Bakersfield, California
Source: ClinicalTrials.gov public record
Updated Jul 20, 2022 · Synced Oct 21, 2026, 5:10 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Caffeine Consumption in Glaucoma Patients and Healthy Subjects

NCT03675412
View directory record Official record
Conditions
Glaucoma, Primary Open Angle
Interventions
Caffeine tablet
Dietary Supplement
Lead sponsor
Wills Eye
Other
Eligibility
18 Years to 90 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 21, 2026, 5:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Antiretrovirals and Rate of Progression in Carotid Artery Intima-medial Thickness in HIV

NCT00575939
View directory record Official record
Conditions
HIV Infections, Atherosclerosis
Interventions
Not listed
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2014
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 19, 2014 · Synced Oct 21, 2026, 5:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Glutamate, Brain Connectivity and Duration of Untreated Psychosis

NCT02034253
View directory record Official record
Conditions
Schizophrenia, Psychosis, Schizoaffective Disorder
Interventions
Risperidone
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
17 Years to 35 Years
Enrollment
134 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 22, 2019 · Synced Oct 21, 2026, 5:10 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Using Mobile Technology to Enhance Early Psychosis Treatment Delivery

NCT03303456
View directory record Official record
Conditions
Psychosis, Clinical High Risk for Psychosis
Interventions
Mobile health application - Ginger.io
Other
Lead sponsor
University of California, Davis
Other
Eligibility
13 Years to 30 Years
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Oct 6, 2017 · Synced Oct 21, 2026, 5:10 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Analysis of T and B Cell Repertoire Changes in Response to Orencia® (Abatacept) in Rheumatoid Arthritis

NCT05782335
View directory record Official record
Conditions
Rheumatoid Arthritis
Interventions
Not listed
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 13, 2026 · Synced Oct 21, 2026, 5:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Olfactory Deficits in Neurologic Disease

NCT05019014
View directory record Official record
Conditions
Alzheimer Disease, Traumatic Brain Injury, Amyotrophic Lateral Sclerosis, Frontotemporal Dementia, Lewy Body Disease, Mild Cognitive Impairment
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 24, 2021 · Synced Oct 21, 2026, 5:10 AM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Sympathetic Transduction in Obesity-associated Hypertension (OB-HTN)

NCT04838678
View directory record Official record
Conditions
Hypertension, Obesity
Interventions
Neuropeptide Y
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Oct 21, 2026, 5:10 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Puberty, Diabetes, and the Kidneys, When Eustress Becomes Distress (PANTHER Study)

NCT05008276
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Diabetic Kidney Disease, Adolescent Obesity, Pre Diabetes, Kidney Hypoxia, Puberty
Interventions
Aminohippurate Sodium Inj 20%, Iohexol Inj 300 MG/ML, Dextran 40
Drug
Lead sponsor
Petter Bjornstad
Other
Eligibility
8 Years to 14 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
2
States / cities
Aurora, Colorado • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 24, 2025 · Synced Oct 21, 2026, 5:10 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Functional Magnetic Resonance Imaging (fMRI) Studies in Pathological Gambling (PG) and Obsessive-Compulsive Disorder (OCD)

NCT00211822
View directory record Official record
Conditions
Pathological Gambling, Obsessive Compulsive Disorder
Interventions
fMRI
Procedure
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 55 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2010
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 14, 2011 · Synced Oct 21, 2026, 5:10 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Modeling and Treating the Pathophysiology of Demyelination in Multiple Sclerosis

NCT00854750
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
ACTHAR
Drug
Lead sponsor
Elliot Frohman
Other
Eligibility
18 Years to 65 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 22, 2013 · Synced Oct 21, 2026, 5:10 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

SKY Breath Intervention

NCT05388110
View directory record Official record
Conditions
Depression, Anxiety Disorders
Interventions
SKY Breath Intervention
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
16 Years to 24 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 21, 2026, 5:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Examining Common Substrates of Eating and Alcohol Use Disorders

NCT01172210
View directory record Official record
Conditions
Bulimia Nervosa, Alcohol Use Disorders
Interventions
Not listed
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 45 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 21, 2014 · Synced Oct 21, 2026, 5:10 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Customized Cortical Stimulation Therapy in the Rehabilitation of Stroke Patients

NCT02544503
View directory record Official record
Conditions
Stroke
Interventions
Single-pulse Transcranial Magnetic Stimulation (TMS), Paired-pulse Transcranial Magnetic Stimulation (ppTMS), Low-frequency Repetitive Transcranial Magnetic Stimulation (rTMS), Sham Motor Cortex Stimulation
Device
Lead sponsor
Emory University
Other
Eligibility
40 Years to 80 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 31, 2023 · Synced Oct 21, 2026, 5:10 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Functional MRI Study of Attention in Normal Controls and Traumatic Brain Injured Patients

NCT00580918
View directory record Official record
Conditions
Mild Traumatic Brain Injury
Interventions
functional magnetic resonance imaging fMRI
Other
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2003
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Jan 25, 2021 · Synced Oct 21, 2026, 5:10 AM EDT