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Showing 1–24 of 225 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: HIV Risk Behaviors Clear all
Completed No phase listed Observational Accepts healthy volunteers

A Test of Behavioral Intervention for Women at High Risk for HIV Infection

NCT00006440
View directory record Official record
Conditions
HIV Infections
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older · Female only
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2000 – 2008
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 30, 2016 · Synced Jul 21, 2026, 11:41 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

A Study Evaluating An Integrated Pharmacy Digital Diary and Delivery Strategy to Increase PrEP Use Among MSM and TGW

NCT05474313
View directory record Official record
Conditions
HIV Prevention, Pre-exposure Prophylaxis (PrEP), Risk Reduction, Adherence, Medication
Interventions
PrEP-3D package, Standard of Care
Behavioral
Lead sponsor
Public Health Foundation Enterprises, Inc.
Other
Eligibility
18 Years and older · Male only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 20, 2022 · Synced Jul 21, 2026, 11:41 AM EDT
Active, not recruiting Phase 4 Interventional

Tshireletso: Safety, Efficacy and Feasibility of Cabotegravir-LA PrEP in a Breastfeeding Population in Botswana

NCT05986084
View directory record Official record
Conditions
Pre-Exposure Prophylaxis (PrEP), Breast Feeding
Interventions
Cabotegravir Injection [Apretude]
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

HOPE (Harnessing Online Peer Education): Using Online Social Networks for HIV Prevention and Testing

NCT01701206
View directory record Official record
Conditions
HIV
Interventions
HIV knowledge Intervention
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 100 Years · Male only
Enrollment
558 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 2, 2017 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Not applicable Interventional Results available

Depression Therapy to Improve Cardiovascular Risk in HIV

NCT02309372
View directory record Official record
Conditions
Depression, HIV
Interventions
Beating the Blues
Behavioral
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Jul 21, 2026, 11:41 AM EDT
Completed No phase listed Observational

Engaging Care for HIV-infected Adolescent Females.

NCT00489034
View directory record Official record
Conditions
HIV Infection
Interventions
Quantitative Interview, Ethnographic Interview, Gender Interview
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
13 Years to 23 Years · Female only
Enrollment
178 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
5
States / cities
Los Angeles, California • Miami, Florida • Chicago, Illinois + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2017 · Synced Jul 21, 2026, 11:41 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 Jul 21, 2026, 11:41 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 Jul 21, 2026, 11:41 AM EDT
Not listed Phase 1 Interventional

Behavioral Activation and HIV Risk Reduction for Men Who Have Sex With Men With Crystal Meth Abuse

NCT01255280
View directory record Official record
Conditions
Crystal Methamphetamine Abuse, Crystal Methamphetamine Dependence
Interventions
Behavioral Activation Therapy and Risk Reduction Counseling (BAT-RR), Information, Motivation, Behavioral skills change approach to sexual risk reduction
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older · Male only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 31, 2012 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Improving Engagement in HIV Care for High-risk Women

NCT03081559
View directory record Official record
Conditions
HIV/AIDS, Adherence, Medication
Interventions
Healthy Divas
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
278 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
2
States / cities
Los Angeles, California • San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 15, 2020 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

HIV Risk Reduction in Youth in the Bahamas

NCT00774592
View directory record Official record
Conditions
HIV Infections
Interventions
FOYC, Goal for it (GFI), Wonderous Wetlands, Caribbean Informed Parents and Children Together (CImPACT), Bahamian Focus on Older Youth (BFOOY), Health and Family Life Curriculum (HFLE)
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
Not listed
Enrollment
1,360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2016
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 5, 2017 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Training Community Members to Deliver HIV Prevention Programs to Urban Youth

NCT00859144
View directory record Official record
Conditions
HIV, HIV Infections
Interventions
Be Proud! Be Responsible!, Becoming A Responsible Teen (BART), Reducing the Risk
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
12 Years to 60 Years
Enrollment
901 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 7, 2012 · Synced Jul 21, 2026, 11:41 AM EDT
Completed No phase listed Observational

Long-Term Survival With HIV: Psychological and Behavioral Factors Associated With the Transition From Adolescence to Young Adulthood

NCT00026806
View directory record Official record
Conditions
HIV Infection
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Risk Reduction Intervention for Vulnerable Young Adult Males

NCT01118416
View directory record Official record
Conditions
Sex, Substance Use, HIV
Interventions
HIV prevention intervention randomized control trial
Behavioral
Lead sponsor
Hunter College of City University of New York
Other
Eligibility
18 Years to 29 Years · Male only
Enrollment
317 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 2, 2013 · Synced Jul 21, 2026, 11:41 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

HIV and Genital Herpes Among High-Risk Men Who Have Sex With Men (MSM) in Lima, Peru

NCT00023582
View directory record Official record
Conditions
HIV Infections, Herpes Genitalis, HIV Seronegativity, Syphilis
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older · Male only
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 7, 2008 · Synced Jul 21, 2026, 11:41 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 Jul 21, 2026, 11:41 AM EDT
Completed Not applicable Interventional

Juvenile Justice Girls Randomized Control Trial: Young Adult Follow-up

NCT01341626
View directory record Official record
Conditions
Delinquency, Drug Use
Interventions
Treatment Foster Care (TFCO), Group Care
Behavioral
Lead sponsor
Oregon Social Learning Center
Other
Eligibility
13 Years to 18 Years · Female only
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2016
U.S. locations
2
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 10, 2022 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Phase 1 Interventional

Improving Effective Contraceptive Use Among Opioid-maintained Women

NCT01425060
View directory record Official record
Conditions
Contraceptive Usage, Opioid Dependence
Interventions
Contraceptive management program, Usual care
Behavioral · Other
Lead sponsor
University of Vermont
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Mar 16, 2015 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Not applicable Interventional

Drug Use and Sexual Risk Behaviors Among Emerging Adults in the ER

NCT03079856
View directory record Official record
Conditions
Drug Use, Sex Behavior
Interventions
Brief Intervention
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 25 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Flint, Michigan
Source: ClinicalTrials.gov public record
Updated Aug 28, 2018 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Eliciting Affect in Teens in a Virtual World (Project AVATAR)

NCT02338063
View directory record Official record
Conditions
HIV Infections
Interventions
Virtual Reality, Health Promotion
Behavioral
Lead sponsor
Rhode Island Hospital
Other
Eligibility
12 Years to 16 Years
Enrollment
196 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2010
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 5, 2016 · Synced Jul 21, 2026, 11:41 AM EDT
Completed No phase listed Observational

To Determine the Prevalence of HIV and Other Related Infections Such as Hepatitis C, Along With Associated Risk Behaviors, in Patients With Severe Mental Illness (SMI).

NCT00007709
View directory record Official record
Conditions
Hepatitis C, HIV Infections, Mental Disorders
Interventions
Not listed
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1998
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 2, 2011 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Prevention and Risk: Treatment With a New Emphasis on Relationships

NCT03396367
View directory record Official record
Conditions
Adherence, Medication, Risk Reduction, Drug Use, Sex, Anal, HIV/AIDS
Interventions
PARTNER, Education Intervention
Behavioral
Lead sponsor
Hunter College of City University of New York
Other
Eligibility
18 Years to 29 Years · Male only
Enrollment
196 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Phase 2 Interventional Results available

Evaluation of Treatments for Homeless Youths

NCT01143792
View directory record Official record
Conditions
Substance Abuse
Interventions
Community Reinforcement Approach (CRA) + HIV prevention, Case Management + HIV Prevention, Motivational Enhancement Therapy (MET) + HIV prevention
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
14 Years to 20 Years
Enrollment
270 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 15, 2013 · Synced Jul 21, 2026, 11:41 AM EDT
Completed Not applicable Interventional Results available

Improving Treatment and Retention Adherence in Nontraditional Settings

NCT04973254
View directory record Official record
Conditions
HIV Infections
Interventions
CAB-RPV LA, Standard treatment within an HIV clinic
Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 14, 2025 · Synced Jul 21, 2026, 11:41 AM EDT