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Showing 1–24 of 199 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 2 Interventional Accepts healthy volunteers

Elucidating the Neurocircuitry of Irritability With High-Field Neuroimaging to Identify Novel Therapeutic Targets

NCT05046184
View directory record Official record
Conditions
Major Depressive Disorder, Healthy Controls
Interventions
Ketamine Hydrochloride, Midazolam injection
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
165 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 7, 2025 · Synced Sep 4, 2026, 12:21 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Functional Ovarian Reserve in Sickle Cell Disease

NCT07392216
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Not listed
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
10 Years to 18 Years · Female only
Enrollment
440 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2034
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Sep 4, 2026, 12:21 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Molecular Markers in Predicting Lung Cancer Development Using Tissue Samples From Healthy Participants

NCT00899457
View directory record Official record
Conditions
Healthy, no Evidence of Disease, Lung Cancer
Interventions
proteomic profiling, biologic sample preservation procedure, laboratory biomarker analysis, bronchoscopy
Genetic · Other · Procedure
Lead sponsor
Vanderbilt-Ingram Cancer Center
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
3
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 23, 2014 · Synced Sep 4, 2026, 12:21 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Effects of D-cycloserine on Stimulus Generalization of Conditioned Fear Healthy Controls.

NCT01733030
View directory record Official record
Conditions
Post Traumatic Stress Syndrome
Interventions
Seromycin
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 55 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 3, 2017 · Synced Sep 4, 2026, 12:21 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Detection of Tumor DNA in Blood Samples From Patients With Early Stage Cancer and "Healthy Controls"

NCT03071809
View directory record Official record
Conditions
Neoplasms, Non-hematologic - Stage I-III
Interventions
Not listed
Lead sponsor
Lexent Bio, Inc.
Industry
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Aug 13, 2019 · Synced Sep 4, 2026, 12:21 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Exogenous Ketones on Cognitive Function in Older Adults With Prediabetes?

NCT07546409
View directory record Official record
Conditions
Prediabetes, Healthy (Controls)
Interventions
Ketone Monoester (KE), Placebo
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
60 Years to 75 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
2
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jul 1, 2026 · Synced Sep 4, 2026, 12:21 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effect of (TaVNS) on Anxiety and Brain Function in Distressed Health Care Workers

NCT05132881
View directory record Official record
Conditions
Anxiety, Distress, Emotional, Effects of Vibration, Healthy
Interventions
Neuvana 2.0 Transcutaneous Auricular Vagal Nerve Stimulation (TaVNS), Waitlist Control, Healthy Controls: Substudy Group III, Distressed Workers: Subgroup II
Other
Lead sponsor
Thomas Jefferson University
Other
Eligibility
21 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Sep 4, 2026, 12:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Study of Personalized Aperiodic Transcranial Alternating Current Stimulation in Antenatal Depression (PandA-tACS)

NCT06979154
View directory record Official record
Conditions
Antenatal Depression, Major Depressive Disorder, Major Depressive Disorder in Pregnancy, Healthy Controls
Interventions
tACS (aperiodic)
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 4, 2026, 12:21 PM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Normative Data of Brain Network Activation

NCT01742858
View directory record Official record
Conditions
Healthy Controls
Interventions
Not listed
Lead sponsor
ElMindA Ltd
Industry
Eligibility
15 Years to 30 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 31, 2016 · Synced Sep 4, 2026, 12:21 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Impact of GABA-Enhancing Agents on Cortical GABA Concentrations Across the Menstrual Cycle in Women

NCT00676026
View directory record Official record
Conditions
Healthy
Interventions
Fluoxetine, Zolpidem, Progesterone
Drug
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2009
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 31, 2017 · Synced Sep 4, 2026, 12:21 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pomaglumetad Effects on Glutamate Biomarkers

NCT02919774
View directory record Official record
Conditions
Healthy Controls
Interventions
POMA, placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 55 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
4
States / cities
Birmingham, Alabama • Los Angeles, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 11, 2018 · Synced Sep 4, 2026, 12:21 PM 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 21, 2013 · Synced Sep 4, 2026, 12:21 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Subthreshold Vestibular Stimulation as a Strategy for Rehabilitation

NCT06732440
View directory record Official record
Conditions
Vestibular Hypofunction, Bilateral Vestibular Hypofunction, Presbyvestibulopathy, Healthy Controls
Interventions
Subthreshold Vestibular Conditioning, Balance Training, Balance Training Plus Subthreshold Conditioning
Behavioral · Other
Lead sponsor
Creighton University
Other
Eligibility
19 Years to 89 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Sep 4, 2026, 12:21 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Decoding Emotional Dynamics in Bipolar Disorder

NCT07221864
View directory record Official record
Conditions
Bipolar Disorder I or II, Healthy (Controls)
Interventions
Think and Regulate Affective State Task
Behavioral
Lead sponsor
Laureate Institute for Brain Research, Inc.
Other
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Tulsa, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Sep 4, 2026, 12:21 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Effect of Empagliflozin Kinetics on Renal Glucose Reabsorption in Patients With Type II Diabetes and Healthy Controls

NCT01867307
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Healthy
Interventions
Empagliflozin, BI 10773
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 70 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated May 10, 2017 · Synced Sep 4, 2026, 12:21 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Hematopoietic Stem Cell Mobilization in Idiopathic CD4 Lymphocytopenia Patients and Healthy Controls for the Study of T Cell Maturation and Trafficking in Murine Models

NCT02015013
View directory record Official record
Conditions
Idiopathic CD4-Positive, T-Lymphocytopenia
Interventions
Filgrastim, Plerixafor
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 30, 2026 · Synced Sep 4, 2026, 12:21 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Prediction of REsponse to Depression Interventions (Accelerated rTMS) Using Clinical and TD-fNIRS Measurements

NCT07294924
View directory record Official record
Conditions
Major Depressive Disorder (MDD), fNIRS
Interventions
fNIRS measurement
Other
Lead sponsor
Kernel
Industry
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
Los Angeles, California • Sunnyvale, California
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Sep 4, 2026, 12:21 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Cortical Excitability in Post-traumatic Epilepsy

NCT05517954
View directory record Official record
Conditions
Traumatic Brain Injury, Cortical Excitability, Epilepsy
Interventions
Not listed
Lead sponsor
Mid-Atlantic Epilepsy and Sleep Center, LLC
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 25, 2022 · Synced Sep 4, 2026, 12:21 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Drug Interaction Study Between Antimalarial and Anti-HIV Medications

NCT00266058
View directory record Official record
Conditions
HIV Infections, Malaria
Interventions
Lopinavir/Ritonavir, Efavirenz, Artemether/lumefantrine
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years to 60 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2010
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 5, 2013 · Synced Sep 4, 2026, 12:21 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Study of a Single Intravenous (IV) Dose of MK-3402 in Participants With Impaired Renal Function and in Healthy Controls (MK-3402-004)

NCT04678505
View directory record Official record
Conditions
Renal Impairment
Interventions
MK-3402
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 75 Years
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
2
States / cities
Orlando, Florida • Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 3, 2022 · Synced Sep 4, 2026, 12:21 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Bone Microarchitecture at the Radius: a Pilot Comparison Between Children With Cystic Fibrosis and Healthy Controls

NCT01331980
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Peripheral quantitative computed tomography (pQCT), Dual X-ray absorptiometry (DXA)
Device
Lead sponsor
University of Arkansas
Other
Eligibility
6 Years to 12 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jul 2, 2015 · Synced Sep 4, 2026, 12:21 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Brain Changes in Blepharospasm

NCT00487383
View directory record Official record
Conditions
Dystonia, Focal Dystonia, Cerebellar Disease
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 85 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 15, 2019 · Synced Sep 4, 2026, 12:21 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Tau Tracer Comparison in Healthy Controls and Alzheimer's Disease Patients

NCT03939780
View directory record Official record
Conditions
Healthy, Alzheimer Disease
Interventions
[F18]RO-948, [F18]MK-6240, [F18]AV1451
Diagnostic Test
Lead sponsor
Johns Hopkins University
Other
Eligibility
50 Years to 100 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 10, 2020 · Synced Sep 4, 2026, 12:21 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

The Effect of Acetaminophen on Non-alcoholic Fatty Liver Disease Patients

NCT02194894
View directory record Official record
Conditions
Non-alcoholic Fatty Liver Disease (NAFLD)
Interventions
Acetaminophen
Drug
Lead sponsor
University of Southern California
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 29, 2017 · Synced Sep 4, 2026, 12:21 PM EDT