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ClinicalTrials.gov public records Last synced Oct 23, 2026, 10:29 AM EDT

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Showing 697–720 of 849 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Prevention & Testing Clear all
Completed Not applicable Interventional

Daily Exposure Monitoring to Prevent Hearing Loss

NCT01714375
View directory record Official record
Conditions
Hearing Loss
Interventions
QuietDose Device
Device
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
322 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2018
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Nov 4, 2020 · Synced Oct 23, 2026, 10:29 AM EDT
Not yet recruiting Not applicable Interventional

Feasibility Trial of a Parent Peer-Co-Led Caregiver Group for Pediatric Early Onset Schizophrenia Spectrum Disorders

NCT07867964
View directory record Official record
Conditions
Schizophrenia; Psychosis
Interventions
Group Therapy, Treatment as Usual (TAU)
Behavioral · Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027
U.S. locations
1
States / cities
Brookline, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 9, 2026 · Synced Oct 23, 2026, 10:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Smoking Cessation Via Text Messaging: Feasibility Testing of Stop My Smoking USA

NCT01516632
View directory record Official record
Conditions
Smoking Cessation
Interventions
SMS USA
Behavioral
Lead sponsor
Center for Innovative Public Health Research
Other
Eligibility
18 Years to 25 Years
Enrollment
164 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Santa Ana, California
Source: ClinicalTrials.gov public record
Updated Jun 6, 2016 · Synced Oct 23, 2026, 10:29 AM EDT
Active, not recruiting Phase 3 Interventional

Optimizing Tobacco Use Treatment for PLWHA

NCT04176172
View directory record Official record
Conditions
HIV/AIDS, Nicotine Dependence
Interventions
Varenicline, Nicotine patch, Standard treatment, Standard treatment + Managed Problem Solving (MAPS) adherence intervention
Drug · Behavioral
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
2
States / cities
Chicago, Illinois • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 23, 2026, 10:29 AM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Non-Myeloablative Bone Marrow Transplant for Patients With Sickle Cell Anemia and Other Blood Disorders

NCT00489281
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Cyclophosphamide, Fludarabine, Mycophenolate mofetil, Sirolimus, Allogeneic bone marrow transplant, Total body irradiation - 200, Levetiracetam, Anti-thymocyte globulin, Total body irradiation - 400
Drug · Procedure · Radiation + 1 more
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
2 Years to 70 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 17, 2019 · Synced Oct 23, 2026, 10:29 AM EDT
Terminated Phase 2 Interventional Results available

This Study Tests Whether BI 409306 Prevents Patients With Schizophrenia From Becoming Worse. This Study Looks at How Well Patients Tolerate BI 409306 and How Effective it is Over 6 Months

NCT03351244
View directory record Official record
Conditions
Schizophrenia
Interventions
BI 409306, Placebo
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years to 55 Years
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
32
States / cities
Phoenix, Arizona • Costa Mesa, California • Garden Grove, California + 27 more
Source: ClinicalTrials.gov public record
Updated May 14, 2025 · Synced Oct 23, 2026, 10:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Engineering an Online STI Prevention Program: CSE2

NCT03408743
View directory record Official record
Conditions
Alcohol Consumption, Sexually Transmitted Diseases
Interventions
Knowledge Alone, Self-efficacy alone, Perceived benefits alone, Benefits and self-efficacy, Injunctive norms alone, Injunctive norms and self-efficacy, Injunctive norms and benefits, Injunctive norms, benefits, self-efficacy, Descriptive norms alone, Descriptive norms and self-efficacy, Descriptive norms and perceived benefits, Descriptive norms, benefits, self-efficacy, Descriptive norms and injunctive norms, Descriptive and injunctive norms, self-efficacy, Descriptive and injunctive norms, and benefits, Descriptive & injunctive norms, benefits, efficacy, Expectancies alone, Expectancies and self-efficacy, Expectancies and perceived benefits, Expectancies, benefits, self-efficacy, Expectancies and injunctive norms, Expectancies, injunctive norms, self-efficacy, Expectancies, injunctive norms, and benefits, Expectancies, injunctive norms, benefits, efficacy, Expectancies and descriptive norms, Expectancies, descriptive norms, & self-efficacy, Expectancies, descriptive norms, benefits, Expectancies, descriptive norms, benefits, efficacy, Expectancies, descriptive and injunctive norms, Expectancies, descriptive & injunctive norms, efficacy, Expectancies, descriptive & injunctive norms, benefits, Expectancies, descriptive & injunctive, benefits, efficacy
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 30 Years
Enrollment
2,946 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
4
States / cities
Fresno, California • Fargo, North Dakota • Murfreesboro, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Oct 23, 2026, 10:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Screen2Prevent (S2P)

NCT07728123
View directory record Official record
Conditions
HIV Infections
Interventions
HIV screening strategies
Other
Lead sponsor
Westat
Other
Eligibility
14 Years to 24 Years
Enrollment
84,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
5
States / cities
Tampa, Florida • Atlanta, Georgia • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 23, 2026, 10:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Physical Activity and Community EmPOWERment Project

NCT06740162
View directory record Official record
Conditions
Intellectual Disability, Neurodevelopmental Disorders, Autism Spectrum Disorder, Down Syndrome, Fragile X Syndrome, Cri-du-Chat Syndrome, De Lange Syndrome, Mental Retardation, X-Linked, Prader-Willi Syndrome, Rubinstein-Taybi Syndrome, Trisomy 13 Syndrome, WAGR Syndrome, Williams Syndrome
Interventions
PACE Program
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
376 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
2
States / cities
Fayetteville, Arkansas • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Oct 23, 2026, 10:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Gathering Online for Dialogue and Discussion to Enhance Social Support

NCT05753683
View directory record Official record
Conditions
Alcohol Misuse, HIV, Sexually Transmitted Infections, Pre-exposure Prophylaxis
Interventions
mHealth-Women's CoOp, Virtual Group
Behavioral
Lead sponsor
RTI International
Other
Eligibility
18 Years to 30 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Oct 23, 2026, 10:29 AM EDT
Completed Not applicable Interventional Results available

The Acceptability and Feasibility of an ED-based, Peer-delivered, Suicide Safety Planning Intervention

NCT04068142
View directory record Official record
Conditions
Suicidal Ideation, Suicide, Attempted, Mental Health Issue
Interventions
Peer Supporter Safety Planning
Other
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years to 89 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jan 27, 2022 · Synced Oct 23, 2026, 10:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Decision Support for BRCA Testing in Ethnically Diverse Women

NCT03470402
View directory record Official record
Conditions
Breast Cancer, BRCA1 Mutation, BRCA2 Mutation, Ovarian Cancer
Interventions
RealRisks, BNAV, iNYP, Standard Educational Material, High-Risk Message
Other
Lead sponsor
Columbia University
Other
Eligibility
21 Years to 75 Years · Female only
Enrollment
276 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 19, 2021 · Synced Oct 23, 2026, 10:29 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Examining Migration, Social Bonds, Transnationalism, and HIV Prevention Pathways Among African Immigrants.

NCT07565584
View directory record Official record
Conditions
HIV Prevention, HIV Testing, Sexual and Reproductive Health
Interventions
Relationship-Centered HIV Prevention Intervention Component (Proof-of-Concept)
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
18 Years to 50 Years
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 23, 2026, 10:29 AM EDT
Completed Not applicable Interventional

A Comprehensive Approach to Secondary HIV Prevention and Care Among Positives

NCT01935440
View directory record Official record
Conditions
HIV
Interventions
Prevention & Testing, Prevention & Testing Control
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
632 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 9, 2018 · Synced Oct 23, 2026, 10:29 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

A Network & Dyad HIV Prevention Intervention for IDU's - 1

NCT00218335
View directory record Official record
Conditions
HIV, Hepatitis
Interventions
Intervention Condition, Control Condition
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 75 Years
Enrollment
1,024 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 18, 2013 · Synced Oct 23, 2026, 10:29 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

TrialNet Pathway to Prevention of T1D

NCT00097292
View directory record Official record
Conditions
Diabetes Mellitus, Type 1
Interventions
Not listed
Lead sponsor
University of South Florida
Other
Eligibility
2 Years to 45 Years
Enrollment
75,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2030
U.S. locations
17
States / cities
Orange, California • San Francisco, California • Stanford, California + 14 more
Source: ClinicalTrials.gov public record
Updated Jul 1, 2025 · Synced Oct 23, 2026, 10:29 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

HOTSPOT Study: Implement and Evaluate the PrEP (Pre-exposure Prophylaxis) Implementation Strategy

NCT06919419
View directory record Official record
Conditions
PrEP, HIV, Incarceration
Interventions
Multicomponent strategy
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
3,600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 23, 2026, 10:29 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Promise Women Project

NCT05862844
View directory record Official record
Conditions
Human Papilloma Virus, Cervical Cancer
Interventions
Promise women project (Promote Cervical Cancer Prevention Methods Among Muslim Women in Virginia )
Behavioral
Lead sponsor
Mark Dignan, PhD
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
4
States / cities
Hampton, Virginia • Henrico, Virginia • Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Nov 7, 2024 · Synced Oct 23, 2026, 10:29 AM EDT
Enrolling by invitation Not applicable Interventional

Study to Understand Risk Information to Support and Empower

NCT05752292
View directory record Official record
Conditions
Diabetes, Gestational, Diabetes Mellitus, Type 2
Interventions
Standard Health Information, Values Affirmation (VA), Tailored Risk Information (TRI), Motivational Interviewing-based (MI), Action planning (AP)
Behavioral
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older · Female only
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Pleasanton, California
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 23, 2026, 10:29 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

The Stay Study: A Demonstration Project Advancing PrEP Delivery in the San Francisco Bay Area Transgender Community

NCT03120936
View directory record Official record
Conditions
Transgender Persons, Pre-Exposure Prophylaxis
Interventions
Emtricitabine / Tenofovir Disoproxil Oral Tablet, PrEP support
Drug · Behavioral
Lead sponsor
Public Health Foundation Enterprises, Inc.
Other
Eligibility
18 Years and older
Enrollment
158 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
5
States / cities
Fremont, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 21, 2021 · Synced Oct 23, 2026, 10:29 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Pregnancy and Postpartum Breastfeeding Support for Patients With Gestational Diabetes

NCT07176793
View directory record Official record
Conditions
Gestational Diabetes Mellitus (GDM), Diabetes Type 2, Breastfeeding Continuation, Breastfeeding Support
Interventions
Implementation mapping to develop a multilevel health system strategy for prevention of type 2 diabetes through targeted breastfeeding support for patients with gestational diabetes
Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 23, 2026, 10:29 AM EDT
Completed Not applicable Interventional Results available

Building and Pilot Testing a Couples-based Smartphone Systems to Address Alcohol Use Disorder

NCT04059549
View directory record Official record
Conditions
Alcohol Use Disorder, Couples, Behavior, Addictive
Interventions
PartnerCHESS, A-CHESS
Behavioral
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Fall River, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 22, 2025 · Synced Oct 23, 2026, 10:29 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Online HIV Prevention for Young Male Couples

NCT03284541
View directory record Official record
Conditions
Hiv, Chlamydia, Gonorrhea
Interventions
2GETHER, Existing Public Health Practice
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older · Male only
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 28, 2023 · Synced Oct 23, 2026, 10:29 AM EDT
Completed Not applicable Interventional

Evaluating Methods to Increase HIV Testing, Access to HIV Care, and HIV Prevention Strategies

NCT01152918
View directory record Official record
Conditions
HIV Infection
Interventions
Linkage-to-Care Component: Financial Incentive (FI), Linkage-to-Care Component: Standard of Care (SOC), Viral Suppression Component: FI, Viral Suppression Component: SOC, Prevention for Positives Component: Counseling and SOC, Prevention for Positives Component: SOC
Behavioral
Lead sponsor
HIV Prevention Trials Network
Network
Eligibility
Not listed
Enrollment
18,442 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
2
States / cities
Washington D.C., District of Columbia • New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Oct 23, 2026, 10:29 AM EDT