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ClinicalTrials.gov public records Last synced Oct 5, 2026, 6:24 AM EDT

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Showing 73–96 of 511 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Sexually Transmitted Infection (STI) Prevention Clear all
Completed Not applicable Interventional

Patient-provider Decision Aid for HIV Post-exposure Prophylaxis Following Sexual Assault

NCT06139354
View directory record Official record
Conditions
Hiv
Interventions
decision aid
Behavioral
Lead sponsor
University of Arkansas
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 10, 2026 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Phase 3 Interventional Results available

Brief Rifapentine-Isoniazid Evaluation for TB Prevention (BRIEF TB)

NCT01404312
View directory record Official record
Conditions
Tuberculosis, HIV Infections
Interventions
Rifapentine (RPT), Isoniazid (INH), Pyridoxine (Vitamin B6)
Drug · Dietary Supplement
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
21
States / cities
La Jolla, California • Los Angeles, California • San Diego, California + 17 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Dose, Safety, Tolerability, and Immunogenicity of an HIV-1 Vaccine, VRC-HIVRGP096-00-VP, With Alum in Healthy Adults

NCT03783130
View directory record Official record
Conditions
Human Immunodeficiency Virus Prevention, Human Immunodeficiency Virus (HIV)
Interventions
VRC-HIVRGP096-00-VP, Alum Adjuvant
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 50 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 12, 2021 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Love Infection: A Dramatized Story Intervention (Telenovela/Soap Opera) for HIV Prevention

NCT05358366
View directory record Official record
Conditions
HIV Infections
Interventions
Infeccion de Amor (Love Infection)
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Project Legacy Impact Evaluation Study

NCT03366636
View directory record Official record
Conditions
Pregnancy Prevention, Sexual Behavior, Contraception Behavior, Sexually Transmitted Diseases
Interventions
Project Legacy
Behavioral
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
14 Years to 19 Years
Enrollment
571 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
12
States / cities
Boyle Heights, California • Long Beach, California • Los Angeles, California + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 3, 2024 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Follow-up Study of GSK Biologicals' Human Papilloma Virus (HPV) Vaccine to Prevent Cervical Infection in Young Adults

NCT00120848
View directory record Official record
Conditions
Infections, Papillomavirus
Interventions
HPV 16/18 VLP AS04
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
20 Years to 30 Years · Female only
Enrollment
776 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2007
U.S. locations
17
States / cities
San Francisco, California • Augusta, Georgia • Bardstown, Kentucky + 13 more
Source: ClinicalTrials.gov public record
Updated Nov 4, 2016 · Synced Oct 5, 2026, 6:24 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

HIV Prevention Among At-risk Latinos in the Heartland

NCT04563715
View directory record Official record
Conditions
HIV Infections
Interventions
HIV counseling and testing, Network intervention
Diagnostic Test · Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older · Male only
Enrollment
456 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
3
States / cities
Indianapolis, Indiana • Cleveland, Ohio • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Oct 5, 2026, 6:24 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Self-collection for HPV Testing to Improve Cervical Cancer Prevention (SHIP) Trial (LMI-001-A-S04)

NCT07281430
View directory record Official record
Conditions
Cervical Carcinoma, Human Papillomavirus Infection
Interventions
Biospecimen Collection, Cervical Biopsy, Colposcopy, Electronic Health Record Review, Endocervical Curettage, Excision, HPV Self-Collection, Human Papillomavirus Test, Questionnaire Administration
Procedure · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
25 Years and older · Female only
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
18
States / cities
Birmingham, Alabama • Atlanta, Georgia • Lafayette, Louisiana + 12 more
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 5, 2026, 6:24 AM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Efficacy Against Oral Persistent Infection, Immunogenicity and Safety of the 9-valent Human Papillomavirus Vaccine (9vHPV) in Men Aged 20-45 Years (V503-049)

NCT04199689
View directory record Official record
Conditions
Papillomavirus Infections
Interventions
9vHPV Vaccine, Placebo (Saline for Injection)
Biological · Other
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
20 Years to 45 Years · Male only
Enrollment
6,033 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2027
U.S. locations
32
States / cities
Northridge, California • Rialto, California • Simi Valley, California + 28 more
Source: ClinicalTrials.gov public record
Updated Oct 1, 2026 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

UTECH: Machine Learning for HIV Prevention Among Substance Using GBMSM

NCT04710901
View directory record Official record
Conditions
Sexually Transmitted Diseases, HIV Infections, Implementation Science, Substance Use, MSM
Interventions
uTECH + YMHP, YMHP, uTECH
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Male only
Enrollment
388 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Phase 4 Interventional

A Study of Rifabutin, Used Alone or With Ethambutol in the Prevention of Mycobacterium Avium Complex (MAC) Bacteremia in Patients With AIDS

NCT00002343
View directory record Official record
Conditions
Mycobacterium Avium-Intracellulare Infection, HIV Infections
Interventions
Ethambutol hydrochloride, Rifabutin
Drug
Lead sponsor
Pharmacia
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 5, 2026, 6:24 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Clinical Decision Support for PrEP

NCT05245201
View directory record Official record
Conditions
HIV Infections, Preexposure Prophylaxis (PrEP)
Interventions
Standard of care, Clinical decision support for PrEP
Other
Lead sponsor
Harvard Pilgrim Health Care
Other
Eligibility
15 Years and older
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
3
States / cities
Los Angeles, California • Ahoskie, North Carolina • Gastonia, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Evaluation of the Preventing AIDS Through Live Movement and Sound (PALMS) Intervention for Minority Adolescents

NCT00137644
View directory record Official record
Conditions
Hiv
Interventions
Preventing AIDS Through Live Movement and Sound (PALMS)
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
12 Years to 18 Years · Male only
Enrollment
264 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Increasing Engagement and Improving HIV Outcomes Via HealthMPowerment

NCT03678181
View directory record Official record
Conditions
HIV Infections, Sexually Transmitted Diseases, Stigma, Social
Interventions
Information Resources, Social Support, HIV Testing
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
15 Years to 29 Years · Male only
Enrollment
750 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
3
States / cities
Chapel Hill, North Carolina • Durham, North Carolina • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 27, 2024 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

DVD-based HIV/HCV Prevention Intervention for Drug-Involved Latino Criminal Justice Clients

NCT02116179
View directory record Official record
Conditions
Human Immunodeficiency Virus, Acquired Immunodeficiency Syndrome, Hepatitis C
Interventions
DVD Intervention
Behavioral
Lead sponsor
University of Delaware
Other
Eligibility
18 Years to 49 Years
Enrollment
201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Coral Gables, Florida
Source: ClinicalTrials.gov public record
Updated Oct 21, 2016 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Not applicable Interventional Results available

TAKE Steps: Motivational Interviewing to Prevent STIs

NCT05215262
View directory record Official record
Conditions
Self Efficacy, HIV Prevention, STI Prevention
Interventions
Treat Act Know Engage (T.A.K.E.) Steps, Standard or Care
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
13 Years to 19 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
5
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 22, 2025 · Synced Oct 5, 2026, 6:24 AM EDT
Active, not recruiting Phase 2 Interventional

Artesunate Suppositories for the Treatment of HIV-negative Patients With Intra-anal HSIL

NCT05555862
View directory record Official record
Conditions
Anal High Grade Squamous Intraepithelial Lesion, Anal Precancerous Condition, AIN 2/3, HPV Infection, Anal Dysplasia, HPV Disease
Interventions
Artesunate, Placebo
Drug
Lead sponsor
Frantz Viral Therapeutics, LLC
Industry
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
2
States / cities
Chicago, Illinois • New York, New York
Source: ClinicalTrials.gov public record
Updated May 18, 2025 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Affect Management Intervention for Early Adolescents Wtih Mental Health Problems

NCT00741975
View directory record Official record
Conditions
HIV Infections
Interventions
Affect Management, General Health Promotion
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
12 Years to 16 Years
Enrollment
138 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 13, 2012 · Synced Oct 5, 2026, 6:24 AM EDT
Recruiting Phase 4 Interventional

Optimizing Evidence-based HIV Prevention Targeting People Who Inject Drugs on PrEP

NCT05669534
View directory record Official record
Conditions
Hiv, Opioid Use Disorder
Interventions
community-friendly health recovery program, Pre-Exposure Prophylaxis and Post-Exposure Prophylaxis
Behavioral · Drug
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 15, 2026 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Not applicable Interventional

Increasing PrEP Use in High-Risk Social Networks of African-American MSM in Underserved Low-Risk Cities

NCT03823209
View directory record Official record
Conditions
Human Immunodeficiency Virus
Interventions
Social Network, Brief HIV Prevention Counseling
Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
16 Years and older · Male only
Enrollment
352 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
Cleveland, Ohio • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Not applicable Interventional

Positive Lifestyles Using Safety

NCT00836290
View directory record Official record
Conditions
HIV, HIV Infections
Interventions
Pre-Release (Group 1), Post-release (Group 2)
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 21, 2015 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The OPENS Trial: Offering Women PrEP (Aim 1)

NCT04621760
View directory record Official record
Conditions
Human Immunodeficiency Virus Transmission, Sexually Transmitted Diseases
Interventions
HIV Prevention Decision Support Tool (DST), Standard Counseling
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 45 Years
Enrollment
189 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 31, 2026 · Synced Oct 5, 2026, 6:24 AM EDT
Completed Not applicable Interventional Results available

Prospective Study of Methicillin-Resistant Staphylococcus Aureus (MRSA) Among HIV-Infected Persons

NCT00631566
View directory record Official record
Conditions
HIV Infections, Staphylococcal Infections
Interventions
Mupirocin (Bactroban) 2%; hexachlorophene (pHisoHex) 3%, Placebo
Drug
Lead sponsor
Henry M. Jackson Foundation for the Advancement of Military Medicine
Other
Eligibility
18 Years and older
Enrollment
550 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
4
States / cities
San Diego, California • Bethesda, Maryland • San Antonio, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 3, 2023 · Synced Oct 5, 2026, 6:24 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

HIV/STD Risk and PrEP Implementation Messaging Among Gay, Bisexual, and Other Men Who Have Sex With Men

NCT06183502
View directory record Official record
Conditions
Sexually Transmitted Infections, Gay, Pre Exposure Prophylaxis
Interventions
Quantitative survey, HIV and STI testing, Qualitative Assessment
Behavioral · Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
675 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
3
States / cities
San Diego, California • Atlanta, Georgia • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 24, 2026 · Synced Oct 5, 2026, 6:24 AM EDT