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ClinicalTrials.gov public records Last synced Oct 26, 2026, 2:58 PM EDT

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Showing 337–360 of 6,481 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Prophylaxis A Clear all
Recruiting Not applicable Interventional

A Trial of D-mannose for the Prophylaxis of Recurrent Urinary Tract Infections

NCT06940622
View directory record Official record
Conditions
Recurrent UTIs, Recurrent Urinary Tract Infections, Recurrent Urinary Tract Infections in Women, Recurrent Urinary Tract Infection, Cystitis Recurrent, Cystitis Chronic, UTI, UTI - Urinary Tract Infection, UTI - Lower Urinary Tract Infection
Interventions
D-Mannose, Placebo
Dietary Supplement
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
55 Years to 85 Years · Female only
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 22, 2025 · Synced Oct 26, 2026, 2:58 PM EDT
Recruiting Phase 2 Interventional

Minimizing Toxicity in HLA-identical Sibling Donor Transplantation for Children With Sickle Cell Disease

NCT03587272
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Alemtuzumab, low dose total body irradiation, Sirolimus
Drug
Lead sponsor
Robert Nickel
Other
Eligibility
2 Years to 25 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2030
U.S. locations
5
States / cities
Washington D.C., District of Columbia • Chicago, Illinois • New York, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 26, 2026, 2:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Old SCHOOL Hip-Hop: Improve Alzheimer's Disease Knowledge

NCT03284112
View directory record Official record
Conditions
Dementia
Interventions
Old SCHOOL Hip-Hop, My Plate
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
9 Years and older
Enrollment
2,244 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 23, 2025 · Synced Oct 26, 2026, 2:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

FirstStep2Health Intervention

NCT04164277
View directory record Official record
Conditions
Pediatric Obesity, Risk Reduction Behavior, Early Intervention, Intergenerational Relations
Interventions
Caregiver Component., Caregiver-Preschooler Learning., Center-based Preschooler Component.
Behavioral
Lead sponsor
Michigan State University
Other
Eligibility
3 Years to 5 Years
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Lansing, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 2, 2024 · Synced Oct 26, 2026, 2:58 PM EDT
Recruiting Phase 4 Interventional

Qudexy XR for the Prevention of Migraine in Children 6 to 11 Years Old

NCT04748601
View directory record Official record
Conditions
Migraine Disorders
Interventions
Qudexy XR, Placebo
Drug
Lead sponsor
Upsher-Smith Laboratories
Industry
Eligibility
6 Years to 11 Years
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
15
States / cities
Birmingham, Alabama • La Jolla, California • Aurora, Colorado + 12 more
Source: ClinicalTrials.gov public record
Updated Jan 27, 2025 · Synced Oct 26, 2026, 2:58 PM EDT
Not listed Not applicable Interventional

Online Obesity Treatment in Primary Care (Rhode Island, USA)

NCT03488212
View directory record Official record
Conditions
Overweight and Obesity
Interventions
Training to Identify Eligible Patients and Direct them to Online Obesity Treatment Program, Training to Motivate and Support Patients' Weight Loss, Online Behavioral Weight Loss Intervention, Control Intervention for Weight Loss Maintenance and Weight Gain Prevention, Monthly Lessons and Feedback Intervention for Weight Loss Maintenance and Weight Gain Prevention, Refresher Courses for Weight Loss Maintenance and Weight Gain Prevention
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 20, 2020 · Synced Oct 26, 2026, 2:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Promoting Organizational Capacity to Implement Cancer Control Programs Among Latino Churches

NCT01740219
View directory record Official record
Conditions
Cancer
Interventions
Capacity Enhancement, Standard Dissemination
Behavioral
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
21 Years and older
Enrollment
348 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
3
States / cities
Boston, Massachusetts • Medford, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 20, 2019 · Synced Oct 26, 2026, 2:58 PM EDT
Completed Phase 3 Interventional Results available

Atrial Fibrillation Clopidogrel Trial With Irbesartan for Prevention of Vascular Events (ACTIVE A)

NCT00249873
View directory record Official record
Conditions
Atrial Fibrillation, Vascular Risk
Interventions
clopidogrel (SR25990C), placebo
Drug
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
7,554 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 15, 2015 · Synced Oct 26, 2026, 2:58 PM EDT
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers

Positive Change for Sailors

NCT07858305
View directory record Official record
Conditions
Alcohol Misuse, Sexual Assault
Interventions
Positive Change© for Sailors
Behavioral
Lead sponsor
Naval Health Research Center
Federal
Eligibility
18 Years to 24 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
4
States / cities
Tempe, Arizona • San Diego, California • Atlanta, Georgia + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 26, 2026, 2:58 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Study to Evaluate Associations Between Gingivitis and Pregnancy Outcomes

NCT00641901
View directory record Official record
Conditions
Pregnancy-associated Gingivitis
Interventions
counseling
Behavioral
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
16 Years and older · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 1, 2013 · Synced Oct 26, 2026, 2:58 PM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Hydroxychloroquine for COVID-19 Post-exposure Prophylaxis (PEP)

NCT04328961
View directory record Official record
Conditions
COVID-19, Corona Virus Infection, SARS (Severe Acute Respiratory Syndrome), SARS-CoV-2
Interventions
Hydroxychloroquine Sulfate, Ascorbic Acid
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years to 80 Years
Enrollment
943 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
8
States / cities
Los Angeles, California • New Orleans, Louisiana • Baltimore, Maryland + 4 more
Source: ClinicalTrials.gov public record
Updated Dec 16, 2021 · Synced Oct 26, 2026, 2:58 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Effectiveness of an HIV Prevention Program That Targets the Inner Workings of High-risk Social Networks

NCT00705705
View directory record Official record
Conditions
HIV Infections
Interventions
Network leader training, Standard HIV risk-reduction counseling
Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
852 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 11, 2011 · Synced Oct 26, 2026, 2:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Using Tailored Messages to Encourage Healthy Lifestyle Choices in a Brief, Self-directed Intervention

NCT06856551
View directory record Official record
Conditions
Weight Control
Interventions
Minimal contact control, Promotion and Prevention Interventions
Behavioral
Lead sponsor
University of North Florida
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 17, 2025 · Synced Oct 26, 2026, 2:58 PM EDT
Recruiting Phase 2 Interventional

Uterine Preservation Via Lifestyle Transformation

NCT05903131
View directory record Official record
Conditions
Endometrial Hyperplasia, Grade 1 Endometrial Cancer
Interventions
Telemedicine behavioral weight intervention, Progestin, Enhanced usual care, Levonorgestrel-releasing IUD.
Behavioral · Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
3
States / cities
St Louis, Missouri • Albuquerque, New Mexico • Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Jan 20, 2026 · Synced Oct 26, 2026, 2:58 PM EDT
Completed Not applicable Interventional

Behavioral Treatment of Drug Abuse in Severe and Persistent Mental Illness (SPMI) Patients

NCT00295139
View directory record Official record
Conditions
Schizophrenia, Mood Disorders, Substance Dependence
Interventions
Behavioral Treatment for Substance Abuse in SPMI (BTSAS), Supportive Treatment in Addiction Recovery (STAR), Critical Time Intervention (CTI)
Behavioral
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
18 Years to 55 Years
Enrollment
293 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
4
States / cities
Baltimore, Maryland • Catonsville, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 18, 2022 · Synced Oct 26, 2026, 2:58 PM EDT
Completed Not applicable Interventional

The Pain Intervention Via Video Optimization Trial

NCT06035575
View directory record Official record
Conditions
Acute Musculoskeletal Pain, Chronic Pain
Interventions
Educational video
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 20, 2024 · Synced Oct 26, 2026, 2:58 PM EDT
Terminated Phase 2 Interventional Results available

Weight-based Dosing in Hemophilia A

NCT02586012
View directory record Official record
Conditions
Hemophilia
Interventions
rFVIII
Drug
Lead sponsor
Craig Seaman
Other
Eligibility
18 Years and older · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 25, 2020 · Synced Oct 26, 2026, 2:58 PM 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 26, 2026, 2:58 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Using Middle School Science Teachers to Address Cancer Health Disparities

NCT07501689
View directory record Official record
Conditions
Cancer Risk Factors, Cancer Prevention
Interventions
CARES4You Curriculum
Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
10 Years and older
Enrollment
1,812 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
5
States / cities
Brooklyn, New York • New York, New York • Queens, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 30, 2026 · Synced Oct 26, 2026, 2:58 PM EDT
Enrolling by invitation Not applicable Interventional

Testing a Multilevel, Culturally Appropriate Lifestyle Intervention For Hispanic Patients With Metabolic Dysfunction-associated Steatotic Liver Disease

NCT07199491
View directory record Official record
Conditions
Metabolic-dysfunction Associated Liver Disease (MASLD)
Interventions
Healthy Liver/Hígado Sano program, Usual Care
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Oct 26, 2026, 2:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Adapting a Behavioral Intervention to Accommodate Cognitive Dysfunction in People Who Inject Drugs

NCT05912374
View directory record Official record
Conditions
Cognitive Dysfunction
Interventions
standard Community-Friendly Health Recovery Program- Biobehavioral (CHRP-BB), enhanced Community-Friendly Health Recovery Program- Biobehavioral (CHRP-BB)
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 22, 2023 · Synced Oct 26, 2026, 2:58 PM EDT
Not yet recruiting Phase 1Phase 2 Interventional

Phase I-II PTCy, Bortezomib and Sitagliptin for Prevention of GvHD Following Allogeneic HSCT

NCT07675174
View directory record Official record
Conditions
GVHD - Graft-Versus-Host Disease
Interventions
Post transplant cyclophosphamide, bortezomib and sitagliptin in 3+3 design to MTD
Drug
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2032
U.S. locations
1
States / cities
New Hyde Park, New York
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Oct 26, 2026, 2:58 PM EDT
Not yet recruiting Not applicable Interventional

Returning to Normoglycemia With Targeted Use of Real-time CGM Data and Nutrition-focused Lifestyle Changes

NCT07832474
View directory record Official record
Conditions
Prediabetes
Interventions
CGM-guided care
Behavioral
Lead sponsor
HealthPartners Institute
Other
Eligibility
18 Years and older
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Bloomington, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 22, 2026 · Synced Oct 26, 2026, 2:58 PM EDT
Terminated Not applicable Interventional Results available

Study Assessing Vagus Nerve Stimulation in CoViD-19 Respiratory Symptoms

NCT04382391
View directory record Official record
Conditions
COVID, Corona Virus Infection, Respiratory Failure, Respiratory Distress Syndrome, Adult, ARDS, Human, SARS (Severe Acute Respiratory Syndrome)
Interventions
gammaCore® Sapphire (non-invasive vagus nerve stimulator), Standard of care therapies
Device · Other
Lead sponsor
Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 1, 2024 · Synced Oct 26, 2026, 2:58 PM EDT