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ClinicalTrials.gov public records Last synced Oct 24, 2026, 2:03 AM EDT

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Showing 433–456 of 1,539 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Challenge Clear all
Completed Phase 2 Interventional Results available

A Clinical Trial to Test a Study Drug in Volunteers Who Develop Asthma Following Exercise

NCT00812929
View directory record Official record
Conditions
Asthma
Interventions
Placebo, GSK2190915
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 55 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
6
States / cities
Denver, Colorado • North Dartmouth, Massachusetts • Oklahoma City, Oklahoma + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 19, 2017 · Synced Oct 24, 2026, 2:03 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Study of Dual-task Exercise Training to Prevent Falls Among Older Adults With Mild Cognitive Impairment

NCT05725668
View directory record Official record
Conditions
Mild Cognitive Impairment, Accidental Falls, Aging
Interventions
dual-task tai ji quan, standard tai ji quan, stretching
Behavioral
Lead sponsor
Oregon Research Institute
Other
Eligibility
65 Years to 95 Years
Enrollment
336 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Springfield, Oregon
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

An Investigation of Early Life Stress and Depression

NCT01701258
View directory record Official record
Conditions
Major Depressive Disorder (MDD), History of Childhood Sexual Abuse (CSA)
Interventions
Amisulpride, Placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
20 Years to 45 Years · Female only
Enrollment
153 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
2
States / cities
Belmont, Massachusetts • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 7, 2025 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Not applicable Interventional

Study on Sit to Quit Phone Intervention

NCT02840435
View directory record Official record
Conditions
Nicotine Dependence
Interventions
Sit to Quit, Quit for Life
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 13, 2019 · Synced Oct 24, 2026, 2:03 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Adaptive Responses to Overfeeding and Weight

NCT03857048
View directory record Official record
Conditions
Obesity
Interventions
Weight Loss, Exercise training, Overfeeding
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
30 Years to 50 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Apr 7, 2023 · Synced Oct 24, 2026, 2:03 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

A Prospective Evaluation of the Catheter Science M3 "Mini Catheter" for Patients With Prostatic

NCT03339076
View directory record Official record
Conditions
Urinary Retention
Interventions
M3 "MINI CATHETER"
Device
Lead sponsor
Dr. Gaines W. Hammond Jr. MD FACS
Individual
Eligibility
50 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Lakeland, Florida
Source: ClinicalTrials.gov public record
Updated Nov 21, 2017 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Phase 3 Interventional

Ability of Aridol to Detect Bronchial Hyperresponsiveness in Suspected Asthmatics

NCT00252291
View directory record Official record
Conditions
Asthma
Interventions
Aridol, Methacholine, Exercise challenge
Drug · Procedure
Lead sponsor
Syntara
Industry
Eligibility
6 Years to 50 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Denver, Colorado
Source: ClinicalTrials.gov public record
Updated Dec 1, 2009 · Synced Oct 24, 2026, 2:03 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers

Vedolizumab Induction May Prevent Celiac Enteritis

NCT02929316
View directory record Official record
Conditions
Celiac Disease
Interventions
Vedolizumab
Drug
Lead sponsor
AGA Clinical Research Associates, LLC
Other
Eligibility
18 Years to 75 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
2
States / cities
Egg Harbor, New Jersey
Source: ClinicalTrials.gov public record
Updated Oct 10, 2018 · Synced Oct 24, 2026, 2:03 AM EDT
Not listed Not applicable Interventional

Impact of Reverse vs. Forward ICARE Training Interventions

NCT03480581
View directory record Official record
Conditions
Neurological Injury, Neurological Diseases or Conditions
Interventions
Forward First ICARE Training, Reverse First ICARE Training
Behavioral
Lead sponsor
Madonna Rehabilitation Hospital
Other
Eligibility
7 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 14, 2023 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Early Phase 1 Interventional Results available

Gluten Challenge Study in Celiac Disease Participants (MK-0000-402)

NCT04054544
View directory record Official record
Conditions
Celiac Disease
Interventions
Gluten powder 4g
Dietary Supplement
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 70 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 6, 2023 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fall Prevention in Older Adults Study

NCT03176511
View directory record Official record
Conditions
Accidental Fall, Postural Balance
Interventions
A Matter of Balance plus Dual-Task Balance Challenge Group, A Matter of Balance Group
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
60 Years and older
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Tucson, Arizona
Source: ClinicalTrials.gov public record
Updated Oct 25, 2018 · Synced Oct 24, 2026, 2:03 AM EDT
Terminated Phase 2 Interventional Results available

Safety and Efficacy of Technosphere® Insulin Inhalation Powder (TI Inhalation Powder)When an Optimal Dose is Taken With Varied Carbohydrate Intake

NCT00747006
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Diabetes Mellitus, Type 1
Interventions
TI Inhalation Powder and Humalog (Amendment 1), TI Inhalation Powder (original protocol)
Drug
Lead sponsor
Mannkind Corporation
Industry
Eligibility
18 Years to 70 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Santa Barbara, California
Source: ClinicalTrials.gov public record
Updated Oct 30, 2014 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Low-dose Challenge Model With Enterotoxigenic E Coli

NCT00844493
View directory record Official record
Conditions
Diarrhea
Interventions
E coli strain H10407 and buffer, E coli H10407 and buffer
Biological
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 45 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 12, 2014 · Synced Oct 24, 2026, 2:03 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Online Mindfulness-Based College for Young Adults

NCT04733300
View directory record Official record
Conditions
Depressive Symptoms, Loneliness, Sedentary Behavior, Mindfulness, Physical Activity, Diet, Sleep, Emotional Regulation, Alcohol Consumption, Youth, Stress, Psychological
Interventions
Mindfulness-Based College for Young Adults, Health Education for Young Adults
Behavioral · Other
Lead sponsor
Eric Loucks
Other
Eligibility
18 Years to 29 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 2, 2021 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Family Foundations Coparenting Pilot Trial

NCT01901536
View directory record Official record
Conditions
Parent-Child Relations
Interventions
Family Foundations Coparenting Program
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
18 Years and older
Enrollment
497 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2007
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 8, 2021 · Synced Oct 24, 2026, 2:03 AM EDT
Completed No phase listed Observational

Understanding Adaptive Challenges Associated With Male-factor Infertility

NCT02607098
View directory record Official record
Conditions
Male-factor Infertility
Interventions
Not listed
Lead sponsor
Duke University
Other
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 1, 2017 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Not applicable Interventional

Addressing Mental Health Disparities in Refugee Children

NCT03796065
View directory record Official record
Conditions
Family Research
Interventions
FSI-R Treatment
Behavioral
Lead sponsor
Boston College
Other
Eligibility
7 Years and older
Enrollment
354 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
2
States / cities
Lewiston, Maine • Springfield, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 8, 2023 · Synced Oct 24, 2026, 2:03 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 24, 2026, 2:03 AM EDT
Recruiting Phase 2 Interventional

Food-Specific and Component IgE Threshold Levels That Predict Food Allergy in People With Elevated Total Serum IgE Levels and Atopic Dermatitis

NCT03835767
View directory record Official record
Conditions
Milk and/or Peanut Allergy
Interventions
Peanut powder and Oat flour, Peanut flour and Oat flour (placebo for peanut flour), Dry Milk Powder and Corn Starch (placebo for Milk powder), Baked milk and Rice milk (placebo for Baked milk)
Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Years to 21 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Not applicable Interventional Results available

Comparing Individual Therapies for Veterans With Depression, PTSD, and Panic Disorder

NCT04293341
View directory record Official record
Conditions
Major Depressive Disorder, Posttraumatic Stress Disorder, Panic Disorder and Agoraphobia
Interventions
Transdiagnostic Behavior Therapy, Cognitive Processing Therapy for PTSD, Cognitive Behavioral Therapy for MDD, Cognitive Behavioral Therapy for Panic Disorder
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 80 Years
Enrollment
304 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 6, 2025 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

MapTrek to Increase Activity Among Patients at Risk for Type 2 Diabetes

NCT03193229
View directory record Official record
Conditions
Pre Diabetes, Obesity
Interventions
MapTrek, Fitbit
Behavioral · Device
Lead sponsor
Philip Polgreen
Other
Eligibility
21 Years to 80 Years
Enrollment
430 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Coralville, Iowa
Source: ClinicalTrials.gov public record
Updated Oct 16, 2018 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Exploring the Feasibility of Kōmmour Prenatal to Reduce Maternal and Infant Health Disparities

NCT04558619
View directory record Official record
Conditions
Kōmmour Prenatal Among Marshallese Pregnant Women
Interventions
Kōmmour Prenatal
Behavioral
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older · Female only
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Fayetteville, Arkansas
Source: ClinicalTrials.gov public record
Updated Apr 7, 2026 · Synced Oct 24, 2026, 2:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Study Confirming A Human Challenge Model and Investigating The Safety Of VLA1701

NCT03576183
View directory record Official record
Conditions
Enterotoxigenic Escherichia Coli Infection, Diarrhea
Interventions
VLA1701, Placebo, Challenge Strain
Biological · Other
Lead sponsor
Valneva Austria GmbH
Industry
Eligibility
18 Years to 49 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 23, 2021 · Synced Oct 24, 2026, 2:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Comparison Between Pyloric Preserving and Non-Pyloric Preserving Bariatric Surgery With Glucose Challenge

NCT00998374
View directory record Official record
Conditions
Hypoglycemia, Obesity
Interventions
Not listed
Lead sponsor
Medtronic - MITG
Industry
Eligibility
19 Years and older
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 21, 2014 · Synced Oct 24, 2026, 2:03 AM EDT