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ClinicalTrials.gov public records Last synced Oct 4, 2026, 4:09 AM EDT

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Showing 49–66 of 66 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Risky Behaviors Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Group Therapies for Reducing HIV-risk Behavior in Women Who Have Survived Childhood Sexual Abuse

NCT00220597
View directory record Official record
Conditions
Alcoholism, Child Abuse, Sexual, Sexual Abuse, Sexual Behavior, Sexually Transmitted Diseases, Viral
Interventions
Trauma-focused group therapy
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older · Female only
Enrollment
171 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2004
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 3, 2013 · Synced Oct 4, 2026, 4:09 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

STUN (STop UNhealthy) Alcohol Use Now! Implementing Evidence-Based Services for Unhealthy Alcohol Use in Primary Care

NCT04317989
View directory record Official record
Conditions
Risky Health Behavior, Drinking, Alcohol, Alcohol Use Disorder, Drinking, Binge, Drinking Excessive
Interventions
Practice Facilitation
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
7
States / cities
Asheville, North Carolina • Charlotte, North Carolina • Greensboro, North Carolina + 4 more
Source: ClinicalTrials.gov public record
Updated Jun 17, 2025 · Synced Oct 4, 2026, 4:09 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

The Community Youth Development Study: A Test of Communities That Care

NCT01088542
View directory record Official record
Conditions
Substance Abuse, Juvenile Delinquency, Sexual Behavior, Criminal Behavior, Violence, Depression, Anxiety, Suicide, Sexually Transmitted Infection, Educational Attainment
Interventions
Communities That Care
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
10 Years and older
Enrollment
52,323 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Feb 7, 2025 · Synced Oct 4, 2026, 4:09 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 30, 2020 · Synced Oct 4, 2026, 4:09 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Neuroimaging Mechanisms by Which Memory and Glucocorticoids Promote Risky Drinking

NCT04896489
View directory record Official record
Conditions
Alcohol Drinking, Drinking Behavior, Episodic Memory, Long-term Memory
Interventions
Hydrocortisone 20 MG, Placebo
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
21 Years to 45 Years
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jun 2, 2022 · Synced Oct 4, 2026, 4:09 AM EDT
Completed Not applicable Interventional Results available

Preventing Risky Drinking in Veterans Treated With Prescription Opioids

NCT02709317
View directory record Official record
Conditions
Pain, Opiates, Alcohol Drinking
Interventions
Prevention Intervention, Brief Intervention
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 88 Years
Enrollment
108 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
3
States / cities
Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 2, 2022 · Synced Oct 4, 2026, 4:09 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

A Study to Examine Health Behavior Change Strategies for Primary Care

NCT01323023
View directory record Official record
Conditions
Tobacco Use, Risky Drinking, Unhealthy Diet, Physical Inactivity
Interventions
varies by project
Behavioral
Lead sponsor
University of Colorado, Denver
Other
Eligibility
2 Years and older
Enrollment
4,463 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2013
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 1, 2015 · Synced Oct 4, 2026, 4:09 AM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Emotion Regulation for Middle Schoolers

NCT07749885
View directory record Official record
Conditions
Emotion Regulation Difficulties, Risky Behaviors
Interventions
iTRAC
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
10 Years to 15 Years
Enrollment
990 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
2
States / cities
Bethel, Oregon • Springfield, Oregon
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 4, 2026, 4:09 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Individual and Contextual Factors That Influence Sexual Decisions

NCT03224416
View directory record Official record
Conditions
Binge Drinking, Unsafe Sex, HIV/AIDS, Sexually Transmitted Diseases
Interventions
Alcohol Administration, Placebo Alcohol Administration, No Alcohol Administration
Other
Lead sponsor
Brown University
Other
Eligibility
21 Years to 35 Years · Male only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 21, 2017 · Synced Oct 4, 2026, 4:09 AM EDT
Completed Not applicable Interventional

Social Media Alcohol Intervention

NCT02809586
View directory record Official record
Conditions
Drinking Behavior, Risky Drinking
Interventions
SMI + I, SMI
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
16 Years to 24 Years
Enrollment
955 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 5, 2024 · Synced Oct 4, 2026, 4:09 AM EDT
Completed Not applicable Interventional

SafERteens M-Coach

NCT03344666
View directory record Official record
Conditions
Alcohol Drinking, Violence
Interventions
Step 1 Treatment BI+HC, Step 1 Treatment BI+TM, Step 2 Treatment Responders, Step 2 Treatment Non-Responders
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
14 Years to 20 Years
Enrollment
400 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2023
U.S. locations
4
States / cities
Ann Arbor, Michigan • Detroit, Michigan • Flint, Michigan + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 5, 2024 · Synced Oct 4, 2026, 4:09 AM EDT
Completed Not applicable Interventional

mHealth Behavior Study

NCT06624514
View directory record Official record
Conditions
Alcohol Consumption, Condom Use
Interventions
Training Group, Sham Training Group
Behavioral
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 25 Years · Female only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Oct 4, 2026, 4:09 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Moon and Sun Brothers: A Community Prevention Intervention (Hermanos de Luna y Sol)

NCT07475702
View directory record Official record
Conditions
Help-Seeking Behavior, Pre-exposure Prophylaxis Use, Condomless Sex, Risky Health Behavior
Interventions
Moon and Sun Brothers: A Community Prevention Intervention
Behavioral
Lead sponsor
San Francisco State University
Other
Eligibility
18 Years and older
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
2
States / cities
San Francisco, California • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 25, 2026 · Synced Oct 4, 2026, 4:09 AM EDT
Completed Not applicable Interventional Results available

Teen Video Study to Reduce Risky Driving and Sexual Behavior in Adolescents

NCT02049710
View directory record Official record
Conditions
Pregnancy, Sexually Transmitted Infections, Automobile Accidents
Interventions
Seventeen Days, Driving Skills for Life
Behavioral
Lead sponsor
Carnegie Mellon University
Other
Eligibility
14 Years to 19 Years · Female only
Enrollment
1,317 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
3
States / cities
Columbus, Ohio • Pittsburgh, Pennsylvania • Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Feb 14, 2022 · Synced Oct 4, 2026, 4:09 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

SAFEGUARD Level Up Study

NCT07286955
View directory record Official record
Conditions
Risk Reduction Behavior, Suicide Prevention, Risky Behavior, Mental Health, Resilience, Performance at Work
Interventions
Level Up
Behavioral
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years and older
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Fort Hood, Texas
Source: ClinicalTrials.gov public record
Updated Sep 25, 2026 · Synced Oct 4, 2026, 4:09 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Prevention of Adolescent Risky Behaviors: Neural Markers of Intervention Effects

NCT03370393
View directory record Official record
Conditions
Risk-Taking, Adolescent Behavior
Interventions
Pathways for African-Americans' Success (PAAS)
Behavioral
Lead sponsor
University of California, Irvine
Other
Eligibility
11 Years to 14 Years
Enrollment
146 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Jan 26, 2026 · Synced Oct 4, 2026, 4:09 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of a Culturally-based Intervention on Sexual Risky Behavior Among Young American Indian Adolescents

NCT01698073
View directory record Official record
Conditions
Teen Pregnancy Prevention
Interventions
mCOL, AS+
Behavioral · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
10 Years to 12 Years
Enrollment
167 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 11, 2016 · Synced Oct 4, 2026, 4:09 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Parenting in 2 Worlds Multisite Trial

NCT06324318
View directory record Official record
Conditions
Parenting, Mental Health Wellness 1, Substance Use, Risky Health Behavior
Interventions
Parenting in 2 Worlds (P2W), Healthy Families in 2 Worlds (HF2W)
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
12 Years and older
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
4
States / cities
Phoenix, Arizona • Denver, Colorado • Saint Paul, Minnesota + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 8, 2026 · Synced Oct 4, 2026, 4:09 AM EDT