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ClinicalTrials.gov public records Last synced Oct 22, 2026, 4:30 AM EDT

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Showing 97–120 of 1,538 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Challenge Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Dual-task Assessment and Rehabilitation for Individuals With Residual Symptoms After mTBI

NCT03478059
View directory record Official record
Conditions
Brain Injury Traumatic Mild, Concussion, Brain
Interventions
Cognitive and Motor Dual-task Intervention
Behavioral
Lead sponsor
Allina Health System
Other
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 30, 2019 · Synced Oct 22, 2026, 4:30 AM EDT
Not listed Not applicable Interventional

The Prognostic Value of Limited Transthoracic Echocardiogram (LTTE) During Trauma Resuscitation

NCT02218983
View directory record Official record
Conditions
Patients Who Are in Shock and Intubated in the Trauma Bay (TB)
Interventions
Limited Transthoracic Echocardiogram (LTTE, SonoSite Ultrasound), Usual care
Device · Other
Lead sponsor
Riverside University Health System Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Moreno Valley, California
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Oct 22, 2026, 4:30 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Hybrid Effectiveness-Implementation Trial of an Executive Functioning Intervention for Children's Mental Health Services

NCT06651086
View directory record Official record
Conditions
Autism Spectrum Disorder, Executive Functioning
Interventions
Unstuck and On Target, Unified Protocol for Children
Behavioral
Lead sponsor
San Diego State University
Other
Eligibility
6 Years to 99 Years
Enrollment
672 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
2
States / cities
San Diego, California • Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Oct 22, 2026, 4:30 AM EDT
Recruiting Not applicable Interventional

Tdcs And cogNitive traininG cOmbined for AUD (TANGO)

NCT05062369
View directory record Official record
Conditions
Alcohol Use Disorder, Addiction
Interventions
TaskFlow Transcranial Electrical Stimulation device, Executive Function Focused Cognitive Training
Device · Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Oct 22, 2026, 4:30 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Genetic Risk Assessment for Cancer Education and Empowerment (GRACE) Project

NCT03326713
View directory record Official record
Conditions
Breast Cancer, Ovarian Cancer
Interventions
Telephone Counseling & Navigation (TCN), Mailed Targeted Print (TP), Usual Care (UC)
Behavioral · Other
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
21 Years and older · Female only
Enrollment
668 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 25, 2026 · Synced Oct 22, 2026, 4:30 AM EDT
Completed Not applicable Interventional Results available

Training in Ataxia - Individuals With Degenerative Cerebellar Diseases

NCT05002218
View directory record Official record
Conditions
Cerebellar Ataxia
Interventions
Aerobic Training, Balance Training
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced Oct 22, 2026, 4:30 AM EDT
Completed No phase listed Observational

Equality in Caregiving: Facilitating Caregiver Mastery Among LGBT Caregivers of PLWD

NCT04394260
View directory record Official record
Conditions
Dementia, Caregiver Burnout
Interventions
Savvy Caregiver Program via Remote Learning, Focus group
Behavioral
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Mar 10, 2023 · Synced Oct 22, 2026, 4:30 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Development of a Videogame Prototype Targeting Cigarette and Marijuana Smoking, and Tobacco Product Prevention Among Young Adolescents (smokeScreen)

NCT03722888
View directory record Official record
Conditions
Smoking
Interventions
smokeSCREEN video game
Device
Lead sponsor
Yale University
Other
Eligibility
11 Years to 14 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
3
States / cities
Hamden, Connecticut • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 29, 2018 · Synced Oct 22, 2026, 4:30 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cough Reflex Sensitivity and Bronchial Hyper-responsiveness

NCT01777867
View directory record Official record
Conditions
Gastroesophageal Reflux Disease, Chronic Cough, Broncho-hyperreactivity
Interventions
Cough Reflex Sensitivity, Methacholine Challenge
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Feb 17, 2017 · Synced Oct 22, 2026, 4:30 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Phase 2 Shigella Vaccine and Challenge

NCT04242264
View directory record Official record
Conditions
Immunisation, Shigella Infection
Interventions
Placebo, Shigella sonnei strain 53G, WRSs2
Other · Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
2
States / cities
Decatur, Georgia • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 22, 2026, 4:30 AM EDT
Active, not recruiting Phase 2 Interventional

Evaluating the Neurophysiologic and Clinical Effects of Single Dose Drug Challenge

NCT05418049
View directory record Official record
Conditions
Fragile X Syndrome
Interventions
Baclofen, Memantine, Roflumilast, Placebo
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
18 Years to 45 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 23, 2025 · Synced Oct 22, 2026, 4:30 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Non-invasive Measurement of Cerebrovascular Reactivity After Traumatic Brain Injury

NCT02990078
View directory record Official record
Conditions
TBI
Interventions
Sildenafil citrate, Functional Near Infared Spectroscopy, Hypercapnia Challenge
Drug · Device · Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 13, 2022 · Synced Oct 22, 2026, 4:30 AM EDT
Completed Phase 4 Interventional Results available

Evaluation of the Efficacy of Topical Ophthalmic Steroids in a Modified Conjunctival Allergen Challenge (CAC) Model

NCT00689078
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
Prednisolone Acetate 1%, Prednisolone Acetate 0.12%, Loteprednol Etabonate 0.2%, Placebo
Drug
Lead sponsor
ORA, Inc.
Industry
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 2, 2020 · Synced Oct 22, 2026, 4:30 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Safety and Efficacy Study of RTS,S AS02A/AS01B Vaccine to Prevent Malaria

NCT00075049
View directory record Official record
Conditions
Malaria
Interventions
RTS,S with AS02A/AS01B adjuvant
Biological
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 45 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 21, 2014 · Synced Oct 22, 2026, 4:30 AM EDT
Not listed Not applicable Interventional

Internet-Based Interventions for Bipolar Disorder

NCT02106078
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Moderated Discussion Board, Psychoeducation, Interactive Psychosocial Tools
Behavioral
Lead sponsor
VA Palo Alto Health Care System
Federal
Eligibility
21 Years to 65 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Sep 10, 2015 · Synced Oct 22, 2026, 4:30 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Integrating Metabolic and Vascular Sensors to Monitor Cardiometabolic Disorders After Nutrition Interventions

NCT06932289
View directory record Official record
Conditions
NAFLD (Nonalcoholic Fatty Liver Disease)
Interventions
Mediterranean diet (MED), high-fat/low carb diet (HF/LC), and low-fat diet (LF), The integrated sweat sensor and vascular sensor (wearable), continuous glucose monitor (CGM)
Dietary Supplement · Device
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
18 Years to 55 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 17, 2025 · Synced Oct 22, 2026, 4:30 AM EDT
Recruiting Phase 2 Interventional

Suicide Risk Interventions

NCT05931289
View directory record Official record
Conditions
Suicide
Interventions
Enhanced Crisis Response Planning (ECRP), Brief Cognitive Behavioral Therapy for Suicide Prevention (BCBT)
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 17, 2026 · Synced Oct 22, 2026, 4:30 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Study of Mental Health and Relationships

NCT06534827
View directory record Official record
Conditions
Mental Health
Interventions
Great Life Mentoring
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
9 Years to 16 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 22, 2026, 4:30 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Controlled Human Infection Model Challenge/Rechallenge

NCT04992520
View directory record Official record
Conditions
Shigellosis
Interventions
Shigella sonnei 53G, Shigella flexneri 2a 2457T
Biological
Lead sponsor
PATH
Other
Eligibility
18 Years to 50 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 31, 2025 · Synced Oct 22, 2026, 4:30 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Social Media Game to Increase Physical Activity Among Older Adult Women

NCT04095923
View directory record Official record
Conditions
Aging
Interventions
Social media game, Standard self-regulation
Behavioral
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
65 Years to 85 Years · Female only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 8, 2026 · Synced Oct 22, 2026, 4:30 AM EDT
Withdrawn No phase listed Observational

School Reintegration After Pediatric Hematopoietic Stem Cell Transplant

NCT02052570
View directory record Official record
Conditions
Unspecified Complication of Bone Marrow Transplant
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
10 Years to 16 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 4, 2015 · Synced Oct 22, 2026, 4:30 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Trial of a Falciparum Malaria Protein (FMP012), E. Coli-expressed PfCelTOS, in Healthy Malaria-Naive Adults

NCT01540474
View directory record Official record
Conditions
Malaria
Interventions
Group 1: 10 ug FMP012 with 2 ug GLA-SE, Group 2: 10 ug FMP012 with 5 ug GLA-SE, 50 ug FMP012 with 5 ug GLA-SE or 2 ug GLA-SE, Controlled group-Challenged Only: no vaccination
Biological · Other
Lead sponsor
U.S. Army Medical Research and Development Command
Federal
Eligibility
18 Years to 50 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 8, 2021 · Synced Oct 22, 2026, 4:30 AM EDT
Completed Early Phase 1 Interventional

Mannitol Bronchoprovocation Challenge Ancillary Study/ACRN

NCT00585260
View directory record Official record
Conditions
Asthma
Interventions
mannitol
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 80 Years
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 19, 2019 · Synced Oct 22, 2026, 4:30 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Stress Phenotypes and Preterm Birth

NCT05229666
View directory record Official record
Conditions
Preterm Birth, Inflammation, Stress, Mental Health Issue
Interventions
Cognitive Challenge
Other
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 22, 2026, 4:30 AM EDT