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Showing 1–24 of 71 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Adolescent Sexual Risk Behaviors Clear all
Completed Not applicable Interventional

Reducing Obesity Health Disparities in Hispanic Youth

NCT03943628
View directory record Official record
Conditions
Overweight, Family Relations, Adolescent Behavior, Drug Use, Sexual Behavior
Interventions
Familias Unidas
Behavioral
Lead sponsor
University of Miami
Other
Eligibility
12 Years to 15 Years
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 11, 2022 · Synced Sep 24, 2026, 2:28 PM 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 Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a Worksite Parenting Program

NCT00465010
View directory record Official record
Conditions
Adolescent Sexual Risk Behaviors
Interventions
Talking Parents, Healthy Teens
Behavioral
Lead sponsor
RAND
Other
Eligibility
11 Years to 70 Years
Enrollment
1,252 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2009
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Oct 17, 2011 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Efficacy of an Abstinence-Only HIV Risk-Reduction Intervention for Young African-American Adolescents

NCT00640653
View directory record Official record
Conditions
HIV Infections, Sexually Transmitted Diseases
Interventions
Abstinence-only HIV/STD risk-reduction intervention, Safer-sex-only HIV/STD risk-reduction intervention, Long comprehensive HIV/STD risk-reduction intervention, Short comprehensive HIV/STD risk-reduction intervention, Health promotion control intervention
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
Not listed
Enrollment
662 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2004
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 12, 2017 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional

Safe, Healthy, Adolescent Relationships and Peers

NCT02420548
View directory record Official record
Conditions
Juvenile Delinquency Unspecified, Risk Behavior, Adolescent Behavior, Sexual Behavior, Drug Use
Interventions
Parent Ed. and Youth Skills Coaching, Services as Usual
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
13 Years to 18 Years · Female only
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated May 10, 2023 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Families Talking Together Plus: An Approach to Promote Sexual Delay and Strengthen Sexual Risk Avoidance Education

NCT04731649
View directory record Official record
Conditions
Behavior and Behavior Mechanisms
Interventions
Families Talking Together Plus (FTT +)
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
12 Years to 17 Years
Enrollment
1,227 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 9, 2024 · Synced Sep 24, 2026, 2:28 PM 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 Sep 24, 2026, 2:28 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Couple & Family Contexts

NCT01631721
View directory record Official record
Conditions
Behavior and Behavior Mechanisms
Interventions
Not listed
Lead sponsor
New York University
Other
Eligibility
17 Years to 19 Years
Enrollment
2,960 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 27, 2022 · Synced Sep 24, 2026, 2:28 PM EDT
Not listed Not applicable Interventional

Computer-Assisted HIV Prevention for Young Drug Users

NCT00182585
View directory record Official record
Conditions
HIV
Interventions
computer-based HIV, STD & Hepatitis Education, educator-delivered HIV, STD and Hepatitis education
Procedure
Lead sponsor
National Development and Research Institutes, Inc.
Other
Eligibility
13 Years to 18 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2004
U.S. locations
2
States / cities
Brooklyn, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 12, 2008 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Reducing HIV Risk Among Adolescents: Evaluating Project HEART

NCT02579135
View directory record Official record
Conditions
HIV, Sexually Transmitted Diseases
Interventions
Safer Sex, Growth Mindsets
Behavioral
Lead sponsor
North Carolina State University
Other
Eligibility
14 Years to 18 Years · Female only
Enrollment
222 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Raleigh, North Carolina
Source: ClinicalTrials.gov public record
Updated Oct 15, 2018 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Teen Connection Project for Trans and Gender Minority Youth

NCT06587139
View directory record Official record
Conditions
Recreational Drug Use, Sexual Violence, Victimisation, Depressive Symptoms, Anxiety, Suicidal Ideation, Risk-Taking, Alcohol Drinking
Interventions
Teen Connection Project (TCP)
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
14 Years and older
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Lincoln, Nebraska
Source: ClinicalTrials.gov public record
Updated May 21, 2026 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intervention for Substance Use and Sexual Risk Behavior in Homeless Youth

NCT03735784
View directory record Official record
Conditions
Substance Use, Unprotected Sex
Interventions
AWARE
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years to 25 Years
Enrollment
276 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
3
States / cities
Hollywood, California • Los Angeles, California • Venice Beach, California
Source: ClinicalTrials.gov public record
Updated Jun 20, 2021 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Substance Use and Sexual Risk Reduction Intervention for Homeless Youth

NCT02188797
View directory record Official record
Conditions
Substance Use, Sexual Risk Behavior
Interventions
Group MI risk reduction program
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years to 24 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
2
States / cities
Hollywood, California • Venice Beach, California
Source: ClinicalTrials.gov public record
Updated Apr 18, 2016 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional

Partner-Specific HIV Risk Reduction Intervention for Drug-Using Adolescents

NCT00831883
View directory record Official record
Conditions
Sexually Transmitted Diseases, Substance-Related Disorders
Interventions
Partner-Specific IMB-based HIV risk reduction intervention, Healthy Lifestyle
Behavioral
Lead sponsor
Women and Infants Hospital of Rhode Island
Other
Eligibility
15 Years to 18 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Dec 4, 2012 · Synced Sep 24, 2026, 2:28 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Alcohol Use and Sexual Risk: An Intervention

NCT00914719
View directory record Official record
Conditions
Sexual Risk Behavior, Alcohol Use, Drug Use
Interventions
Information only, Sexual risk reduction intervention, sexual risk reduction + alcohol risk reduction component
Behavioral
Lead sponsor
University of New Mexico
Other
Eligibility
14 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2002
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 10, 2024 · Synced Sep 24, 2026, 2:28 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

HIV Prevention With Adolescents: Neurocognitive Deficits and Treatment Response

NCT01169922
View directory record Official record
Conditions
Risk Reduction Behavior, Sexual Behavior, Health Behavior, Drinking Behavior, Adolescent Behavior
Interventions
SEXUAL RISK REDUCTION + ALCOHOL RISK REDUCTION, INFORMATION-ONLY SEXUAL RISK REDUCTION
Behavioral
Lead sponsor
University of New Mexico
Other
Eligibility
14 Years to 18 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
4
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Jan 9, 2024 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Feasibility Testing a Meditation App for Youth in the Legal System

NCT05146167
View directory record Official record
Conditions
Behavioral Health
Interventions
Bodhi AIM (intervention group), HIB (control group)
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
13 Years to 18 Years
Enrollment
107 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 9, 2025 · Synced Sep 24, 2026, 2:28 PM 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 Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Parent Child Program to Prevent Adolescent Pregnancy

NCT02333019
View directory record Official record
Conditions
Adolescent Pregnancy, Sexually Transmitted Diseases, Parental, Communication, Sexuality
Interventions
Let's Talk About Sex, Websites; preventing teen pregnancy
Behavioral
Lead sponsor
Oregon Center for Applied Science, Inc.
Industry
Eligibility
18 Years and older
Enrollment
395 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Nov 9, 2015 · Synced Sep 24, 2026, 2:28 PM 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 Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Reality Check: An HIV Risk Reduction Serial Drama

NCT03352219
View directory record Official record
Conditions
HIV (Human Immunodeficiency Virus), Sexually Transmitted Diseases
Interventions
Reality Check, Physical Activity Attention Control
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 24 Years
Enrollment
203 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 23, 2017 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Lakota Family Acceptance Project

NCT07326748
View directory record Official record
Conditions
LGBTQ, Racial Disparities, Family Relationships, Minority Stress, Depression, Anxiety, Drug Use, Teen Dating Violence, Sexual Risk Reduction
Interventions
Adapted Lakota Family Acceptance Program
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
13 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
2
States / cities
Pine Ridge, South Dakota • Rapid City, South Dakota
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Pragmatic Trial of An Adaptive eHealth HIV Prevention Program for Diverse Adolescent MSM

NCT03511131
View directory record Official record
Conditions
Hiv, Adolescent Behavior, Sex, Safe
Interventions
Queer Sex Ed, Keep It Up, Keep It Up-Control, Young Men's Health Project
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
13 Years to 18 Years · Male only
Enrollment
1,306 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 11, 2022 · Synced Sep 24, 2026, 2:28 PM EDT
Not yet recruiting No phase listed Observational

Evaluation of State-Level Sexual and Gender Minority Laws for the Primary Prevention of Sexual and Intimate Partner Violence Among Sexual and Gender Minority Youth in the U.S.

NCT07729644
View directory record Official record
Conditions
Sexual Violence, Intimate Partner Violence (IPV)
Interventions
Enumerated anti-bullying state legislation, Conversion therapy state legislation, Gender-affirming care state legislation
Other
Lead sponsor
University of California, Berkeley
Other
Eligibility
13 Years to 18 Years
Enrollment
30 participants
Timeline
2026 – 2029
U.S. locations
1
States / cities
Berkeley, California
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Sep 24, 2026, 2:28 PM EDT