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Showing 1–24 of 40 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Standard HIV risk-reduction counseling Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Project POINT: Effectiveness and Scalability of an Overdose Survivor Intervention

NCT03336268
View directory record Official record
Conditions
Substance Use Disorders, Overdose
Interventions
POINT
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
249 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
2
States / cities
Indianapolis, Indiana • Muncie, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 5, 2023 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

CCTG 595: Text Messaging Intervention to Improve Adherence to PrEP in High-risk MSM

NCT01761643
View directory record Official record
Conditions
Patient Adherence, HIV Seronegativity
Interventions
SoC + iTab
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older · Male only
Enrollment
398 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2018
U.S. locations
4
States / cities
Long Beach, California • Los Angeles, California • San Diego, California + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 29, 2020 · Synced Sep 28, 2026, 3:48 AM EDT
Not listed Not applicable Interventional

Transmission Reduction Intervention Project

NCT01827228
View directory record Official record
Conditions
HIV
Interventions
Assays, HIV medical care, Social network and venue tracing, Community alerts, Community education, HIV counseling
Other · Behavioral
Lead sponsor
National Development and Research Institutes, Inc.
Other
Eligibility
18 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 6, 2016 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Trial of an Adapted STD Screening and Risk Reduction Intervention

NCT02513225
View directory record Official record
Conditions
Alcohol Use, Drug Use, Diagnostic Self Evaluation, Gonorrhea, Unprotected Sex, Chlamydia, Trichomonas
Interventions
Project EMPWR, Optimized Standard Care (OSC)
Behavioral · Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years to 49 Years
Enrollment
350 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Fort Apache, Arizona
Source: ClinicalTrials.gov public record
Updated Jul 26, 2023 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

HIV/AIDS, Severe Mental Illness and Homelessness

NCT01172704
View directory record Official record
Conditions
HIV, AIDS
Interventions
Skills Building - Motivational Interviewing
Behavioral
Lead sponsor
Boston Medical Center
Other
Eligibility
19 Years and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 31, 2016 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Fostering Resilience to Psychosocial and HIV Risk in Indian MSM

NCT02556294
View directory record Official record
Conditions
HIV Infection, Sexual Behavior, Health Behavior
Interventions
Self-acceptance based intervention, HIV/STI counseling and testing
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older · Male only
Enrollment
608 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 22, 2019 · Synced Sep 28, 2026, 3:48 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 Mar 31, 2025 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Reducing HIV Risk Among Episodic Substance Using Men Who Have Sex With Men (SUMSM)

NCT01279044
View directory record Official record
Conditions
HIV Infections, Episodic Substance Use
Interventions
Adapted Personalized Cognitive Risk-reduction Counseling intervention (PCC), Standard HIV testing with information only
Behavioral
Lead sponsor
San Francisco Department of Public Health
Government
Eligibility
18 Years and older · Male only
Enrollment
385 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 6, 2014 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Community-based Interventions to Increase HIV Testing and HIV Care Utilization

NCT01867177
View directory record Official record
Conditions
HIV
Interventions
HIV testing, standard of HIV care, HIV care utilization
Other · Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years and older
Enrollment
583 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jul 30, 2018 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

HOME Study: a Combination Support Package to Increase Uptake of PrEP and HIV/STI Testing

NCT03138135
View directory record Official record
Conditions
HIV Prevention, Sexually Transmitted Diseases, Pre-Exposure Prophylaxis
Interventions
HOME Study intervention, Control
Behavioral
Lead sponsor
Public Health Foundation Enterprises, Inc.
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 8, 2021 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Phase 3 Interventional Results available

Rapid HIV Testing and Counseling in Drug Abuse Treatment

NCT00809445
View directory record Official record
Conditions
Substance-Related Disorders
Interventions
On-site HIV rapid test and brief, prevention counseling, On- site HIV rapid test & information, Referral for off-site HIV testing
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
1,281 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
12
States / cities
Tucson, Arizona • Danbury, Connecticut • Plainville, Connecticut + 8 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2015 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Improving Health Outcomes in Young Cisgender Men and Transgender Women (mLab App)

NCT03803683
View directory record Official record
Conditions
HIV Infections
Interventions
mLab App, HIV Prevention Information, HIV Home Tests
Device · Behavioral
Lead sponsor
Rebecca Schnall, RN, MPH, PhD
Other
Eligibility
18 Years to 29 Years · Male only
Enrollment
525 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
2
States / cities
Chicago, Illinois • New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional Results available

Brief Interventions in the Emergency Department for Alcohol and HIV/Sexual Risk

NCT01351389
View directory record Official record
Conditions
Alcohol Consumption, Unsafe Sex
Interventions
Brief Motivational Intervention (BMI), Brief Advice
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years to 65 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
3
States / cities
Pawtucket, Rhode Island • Providence, Rhode Island • Warwick, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jun 18, 2025 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Project POWER, Adapting Project SAFE: Reducing STD/HIV Risk in Women Prisoners

NCT01111721
View directory record Official record
Conditions
HIV Infections
Interventions
Project POWER HIV Risk-reduction Intervention, NC DOC Standard of Care for STIs
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older · Female only
Enrollment
598 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
2
States / cities
Raleigh, North Carolina • Rocky Mount, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 13, 2013 · Synced Sep 28, 2026, 3:48 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 2, 2021 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional

Specialized Cognitive-Behavioral Counseling Intervention to Reduce HIV Transmission Risk Behavior in HIV-Infected Men

NCT00218712
View directory record Official record
Conditions
HIV Infections
Interventions
Cognitive behavioral intervention, Standard counseling
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
488 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 1, 2012 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Game Plan: Efficacy of a Brief, Web-based Intervention on Alcohol Use and Sexually-transmitted Infections

NCT04552171
View directory record Official record
Conditions
Sexually Transmitted Diseases, Bacterial, Alcohol; Harmful Use
Interventions
Access to Game Plan app and 24-hour helpline
Behavioral
Lead sponsor
Brown University
Other
Eligibility
18 Years and older · Male only
Enrollment
314 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 27, 2026 · Synced Sep 28, 2026, 3:48 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Couples Motivational Interviewing to Reduce Drug Use and HIV Risk in Vulnerable Male Couples

NCT06307977
View directory record Official record
Conditions
Substance Use, HIV Infections
Interventions
Couples Health Project
Behavioral
Lead sponsor
Hunter College of City University of New York
Other
Eligibility
18 Years to 55 Years · Male only
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2029
U.S. locations
3
States / cities
Detroit, Michigan • New York, New York • Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Enhanced SexHealth Intervention to Improve Adolescent Outcomes

NCT03341975
View directory record Official record
Conditions
Sexually Transmitted Diseases, Reproductive Behavior
Interventions
SexHealth
Behavioral
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
14 Years to 19 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 24, 2021 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Unified Intervention for Young Gay and Bisexual Men's Minority Stress, Mental Health, and HIV Risk

NCT02929069
View directory record Official record
Conditions
HIV, Acquired Immunodeficiency Syndrome
Interventions
ESTEEM, CMHT, VCT
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
254 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
2
States / cities
New Haven, Connecticut • Miami, Florida
Source: ClinicalTrials.gov public record
Updated Oct 17, 2022 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional

HIV and Hepatitis Care Coordination in Methadone Treatment

NCT00608192
View directory record Official record
Conditions
Hepatitis, Viral, Human, HIV Infections
Interventions
Testing, Education, & Counseling (TEC), Hepatitis Care Coordination (HCC)
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
489 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
2
States / cities
San Francisco, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 15, 2013 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Integrated BA and HIV RR Counseling for MSM With Stimulant Abuse

NCT03175159
View directory record Official record
Conditions
Stimulant Abuse, HIV Prevention, Substance Abuse
Interventions
IMPACT, Standard of Care
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older · Male only
Enrollment
205 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
2
States / cities
Miami, Florida • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 24, 2024 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Phase 2 Interventional

Brief Introductory Therapy for Opioid Dependence

NCT00406484
View directory record Official record
Conditions
Opiate Dependence, HIV Infections
Interventions
Standard drug counseling, BDRC
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
2
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 1, 2020 · Synced Sep 28, 2026, 3:48 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Men of African American Legacy Empowering Self

NCT01492530
View directory record Official record
Conditions
HIV
Interventions
Men of African American Legacy Empowering Self, Standard HIV Education & Risk Reduction
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
18 Years and older · Male only
Enrollment
437 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2012
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 10, 2014 · Synced Sep 28, 2026, 3:48 AM EDT