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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: HIV Risk Behavior Clear all
Completed Phase 3 Interventional Accepts healthy volunteers

A Study of Peer Education to Prevent HIV Transmission Among Injection Drug Users and Their HIV Risk Contacts

NCT00038688
View directory record Official record
Conditions
HIV Infections
Interventions
Peer HIV Education Program
Behavioral
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
2,610 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 29, 2009 · Synced Jun 7, 2026, 6:18 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Genetic Factors and Interrelationships for Cancer Risk-Related Behaviors and Complex Traits

NCT00001500
View directory record Official record
Conditions
Acquired Immunodeficiency Syndrome, Alcoholism, HIV Infection, Neoplasm, Smoking
Interventions
Not listed
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
Not listed
Enrollment
4,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1996 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Not applicable Interventional

Behavioral Intervention to Enhance HIV Test/Treat

NCT01752777
View directory record Official record
Conditions
HIV/AIDS
Interventions
Infectiousness Risk Reduction, General Health Improvement
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 100 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 8, 2018 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Not applicable Interventional Results available

Health Improvement Project - Providence

NCT02886234
View directory record Official record
Conditions
HIV
Interventions
Mindfulness Training (MT), Health Coaching (HC)
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jan 12, 2020 · Synced Jun 7, 2026, 6:18 AM EDT
Recruiting Phase 2 Interventional

GLP-1 Receptor Agonists to Decrease Ethanol and CVD Risk in HIV

NCT07221214
View directory record Official record
Conditions
HIV, Alcohol, Smoking Cigarette, Cardiovascular Disease Prevention
Interventions
Semaglutide (Rybelsus®), Placebo
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 89 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 25, 2026 · Synced Jun 7, 2026, 6:18 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Intervention to Reduce Implicit Bias in Pharmacies

NCT06487351
View directory record Official record
Conditions
Bias, Implicit, HIV, Pre-exposure Prophylaxis
Interventions
The adapted PHBI, The NIH Implicit Bias course
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 11, 2025 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Phase 2 Interventional

Reducing Sex-Related HIV Risk Behaviors in Patients Receiving Treatment for Opioid Dependence

NCT00548275
View directory record Official record
Conditions
Opiate Dependence, HIV Infections
Interventions
Enhanced Sexual Risk Management, Standard Sexual Risk Management
Behavioral
Lead sponsor
Yale University
Other
Eligibility
18 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2011
U.S. locations
2
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Apr 2, 2020 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Phase 3 Interventional

Linking Hospitalized Injection Drug Users to Buprenorphine

NCT00987961
View directory record Official record
Conditions
Opiate Dependence
Interventions
Linkage
Behavioral
Lead sponsor
Butler Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
147 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 10, 2015 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Not applicable Interventional Results available

Screening Brief Intervention Referral to Treatment (SBIRT) in New Mexico

NCT01131520
View directory record Official record
Conditions
Drug Abuse, HIV Risk Behavior
Interventions
Computerized brief intervention, Counselor delivered brief intervention
Behavioral
Lead sponsor
Friends Research Institute, Inc.
Other
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 11, 2017 · Synced Jun 7, 2026, 6:18 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 Jun 7, 2026, 6:18 AM EDT
Completed Not applicable Interventional Results available

The Therapeutic Workplace Initiation Study

NCT00249470
View directory record Official record
Conditions
Cocaine-Related Disorders, Opioid-Related Disorders, Heroin Dependence, Substance Abuse, Intravenous
Interventions
Abstinence & Work, Work Only
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2004
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 26, 2017 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Not applicable Interventional

Integrated Treatment of Marijuana Abuse for HIV+ Youth

NCT00683488
View directory record Official record
Conditions
HIV Infections
Interventions
Focus Group, First Intervention Trial, Intervention Trial 2
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
16 Years to 24 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
3
States / cities
Los Angeles, California • New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 5, 2017 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Preventing HIV/Aids in Drug Abusing Youth

NCT00680719
View directory record Official record
Conditions
HIV Infections
Interventions
IBFT /HIV prevention, IBFT
Behavioral
Lead sponsor
Oregon Research Institute
Other
Eligibility
15 Years to 20 Years
Enrollment
111 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2013
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 4, 2014 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Reducing High Risk Behavior in Treatment Court

NCT01481428
View directory record Official record
Conditions
Substance Abuse, HIV
Interventions
Computer-facilitated HIV intervention, Attention Control
Behavioral
Lead sponsor
Treatment Research Institute
Other
Eligibility
18 Years and older
Enrollment
371 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 27, 2023 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Mirtazapine to Reduce Methamphetamine Use Among MSM With High-risk HIV Behaviors

NCT00497081
View directory record Official record
Conditions
Substance Abuse, HIV Infections
Interventions
mirtazapine, placebo
Drug
Lead sponsor
San Francisco Department of Public Health
Government
Eligibility
18 Years to 60 Years · Male only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 4, 2015 · Synced Jun 7, 2026, 6:18 AM EDT
Completed No phase listed Observational

Effects of Two Anti-HIV Drug Regimens on HIV Transmission Risk Behavior Among SMART Study Participants

NCT00386035
View directory record Official record
Conditions
HIV Infections
Interventions
Delayed ART, Continuous ART
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
883 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2008
U.S. locations
58
States / cities
Beverly Hills, California • Fresno, California • Mill Valley, California + 24 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2014 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Phase 2 Interventional

Effectiveness of Structured Ecosystems Therapy for Reducing HIV Risk Behaviors and Improving Treatment Adherence in HIV Infected Men Released From Prison

NCT00344591
View directory record Official record
Conditions
HIV Infections, Acquired Immunodeficiency Syndrome
Interventions
Structured Ecosystems Therapy (SET), Individually tailored intervention
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older · Male only
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jul 23, 2015 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

HIV Prevention Among Latino MSM: Evaluation of a Locally Developed Intervention

NCT01626898
View directory record Official record
Conditions
Risk Reduction Behavior
Interventions
HOLA en Grupos, General Health intervention (comparison intervention )
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older · Male only
Enrollment
304 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 2, 2016 · Synced Jun 7, 2026, 6:18 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 Jun 7, 2026, 6:18 AM EDT
Not listed Phase 2 Interventional

The Aim of This Study is to Determine the Effectiveness of a Motivational Enhancement Intervention in Reducing Risk Behaviors (Drug and Alcohol Use, Sexual Risk Behavior, Poor Adherence to Medications) Among HIV+ Youth. - 1

NCT00227825
View directory record Official record
Conditions
Adherence, HIV Risk Behaviors, Alcohol & Drug Use, Health Behaviors, Sexual Risk Behaviors
Interventions
Motivational interviewing
Behavioral
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
16 Years to 24 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Phase 1 Interventional

HIV Prevention in Very High Risk Men Who Have Sex With Men

NCT01291589
View directory record Official record
Conditions
Risk Reduction Behavior
Interventions
Cognitive-behavioral therapy
Behavioral
Lead sponsor
Fenway Community Health
Other
Eligibility
18 Years and older · Male only
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 8, 2016 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Project ICARE: Intervening for Community Awareness, Respect, & Empowerment

NCT00712088
View directory record Official record
Conditions
HIV Infections
Interventions
Project ICARE, HCT
Behavioral
Lead sponsor
Centers for Disease Control and Prevention
Federal
Eligibility
18 Years and older · Male only
Enrollment
275 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 10, 2010 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The BSHAPE Intervention Program for Safety and Health of Survivors of Cumulative Trauma

NCT03664362
View directory record Official record
Conditions
Violence, Cumulative Trauma, HIV Risk, Stress, Mental Health, Reproductive Health, Empowerment
Interventions
The BSHAPE Intervention
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years · Female only
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated May 25, 2023 · Synced Jun 7, 2026, 6:18 AM EDT
Completed Not applicable Interventional Results available

Randomized Controlled Trial of Trauma-focused CBT in Tanzania and Kenya

NCT01822366
View directory record Official record
Conditions
Childhood Traumatic Grief, Post Traumatic Stress, Post Traumatic Stress Disorder, Depressive Symptoms, Behavioral Problems, Child Overall Daily Functioning, Child and Guardian Relationship
Interventions
Trauma-focused Cognitive Behavioral Therapy
Behavioral
Lead sponsor
Duke University
Other
Eligibility
7 Years to 13 Years
Enrollment
1,280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 4, 2021 · Synced Jun 7, 2026, 6:18 AM EDT