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Showing 25–39 of 15 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Underage Clear all
Recruiting Not applicable Interventional

Brief Motivational Interviewing +/- Mindfulness Training for Adolescent Alcohol Use in Pediatric Primary Care

NCT07059078
View directory record Official record
Conditions
Adolescent Alcohol Use
Interventions
Brief Motivational Interviewing-based Alcohol Intervention, Smartphone App-delivered Mindfulness Training
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
12 Years to 17 Years
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
13
States / cities
Baltimore, Maryland • Belcamp, Maryland • Bowie, Maryland + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 15, 2025 · Synced Sep 2, 2026, 8:04 PM EDT
Completed Not applicable Interventional

A Brief Intervention

NCT01632176
View directory record Official record
Conditions
Dating Violence, Dating Abuse
Interventions
Brief, motivational interview and one booster session
Behavioral
Lead sponsor
Boston University
Other
Eligibility
15 Years to 19 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 19, 2017 · Synced Sep 2, 2026, 8:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Testing a Brief Substance Misuse Preventative Intervention for Parents/Guardians of 5th-7th Grade Students

NCT03925220
View directory record Official record
Conditions
Substance-Related Disorders, Underage Drinking, Drug Use
Interventions
The SUPPER Project, Improving nutrition and physical activity among youth
Behavioral
Lead sponsor
Tufts University
Other
Eligibility
9 Years to 14 Years
Enrollment
402 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 8, 2025 · Synced Sep 2, 2026, 8:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Culturally Enhancing a Motivational Interviewing Intervention For Latinx Adolescents

NCT03947177
View directory record Official record
Conditions
Underage Alcohol Use, Smoking, Non-Tobacco Products
Interventions
GMIT+
Behavioral
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
10 Years to 16 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 29, 2022 · Synced Sep 2, 2026, 8:04 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Human Factors Validation and Usability Testing of the IKE Age-Gating System

NCT06952569
View directory record Official record
Conditions
Vaping, Underage
Interventions
IKE System
Other
Lead sponsor
IKE Tech
Industry
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
4
States / cities
Los Angeles, California • Chicago, Illinois • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2025 · Synced Sep 2, 2026, 8:04 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Examining an Intervention to Reduce High School Drinking

NCT07086508
View directory record Official record
Conditions
Underage Drinking, Drinking, Teen, Adolescent Alcohol Use
Interventions
e-CHECKUP TO GO (eCTG), e-Parent Intervention
Behavioral
Lead sponsor
Binghamton University
Other
Eligibility
15 Years to 65 Years
Enrollment
2,532 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Binghamton, New York
Source: ClinicalTrials.gov public record
Updated Aug 2, 2026 · Synced Sep 2, 2026, 8:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Experimental Test of Facebook Social Drinking Norms on Adolescent Alcohol Use

NCT03159286
View directory record Official record
Conditions
Feedback, Psychological, Underage Alcohol Use, Risk-Taking
Interventions
Abstainer, Abstainer + User, Control
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
15 Years to 20 Years
Enrollment
306 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 20, 2019 · Synced Sep 2, 2026, 8:04 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Online Mindfulness-Based College for Young Adults

NCT04733300
View directory record Official record
Conditions
Depressive Symptoms, Loneliness, Sedentary Behavior, Mindfulness, Physical Activity, Diet, Sleep, Emotional Regulation, Alcohol Consumption, Youth, Stress, Psychological
Interventions
Mindfulness-Based College for Young Adults, Health Education for Young Adults
Behavioral · Other
Lead sponsor
Eric Loucks
Other
Eligibility
18 Years to 29 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Sep 2, 2026, 8:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Healthy Families Bright Futures Program

NCT06309134
View directory record Official record
Conditions
Alcohol Drinking, Violence in Adolescence
Interventions
Healthy Families Bright Futures Program
Behavioral
Lead sponsor
University of Colorado, Colorado Springs
Other
Eligibility
15 Years to 18 Years
Enrollment
122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Colorado Springs, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 2, 2026, 8:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

2 College Truths and 1 Lie

NCT06576011
View directory record Official record
Conditions
Underage Drinking
Interventions
Gamified Social Norms Marketing Campaign, Social Norms Marketing Campaign
Behavioral
Lead sponsor
Loyola Marymount University
Other
Eligibility
18 Years to 20 Years
Enrollment
392 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced Sep 2, 2026, 8:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Parental Research on Interventions for Social Media

NCT04333966
View directory record Official record
Conditions
Underage Drinking
Interventions
Interactive Social Networking Site Parent Based Intervention, Active Control
Behavioral
Lead sponsor
University of North Texas Health Science Center
Other
Eligibility
15 Years and older
Enrollment
202 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Oct 23, 2024 · Synced Sep 2, 2026, 8:04 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Norms Re-education to Promote Engagement in Parent-based Interventions

NCT06871982
View directory record Official record
Conditions
Underage Drinking
Interventions
PNF+ PBI, SNMC+ PBI, PH+ PBI
Behavioral
Lead sponsor
Loyola Marymount University
Other
Eligibility
17 Years to 20 Years
Enrollment
2,040 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 6, 2026 · Synced Sep 2, 2026, 8:04 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effectiveness of Brief Intervention in Primary Care for Diverse Young People (Chat)

NCT06699251
View directory record Official record
Conditions
Adolescent Drinking, Cannabis Use
Interventions
Chat, Enhanced Usual Care
Behavioral
Lead sponsor
RAND
Other
Eligibility
12 Years to 19 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
2
States / cities
Commerce, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 5, 2026 · Synced Sep 2, 2026, 8:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Project e-PBI+ - Parent Intervention to Reduce College Student Drinking and Cannabis Use

NCT05345951
View directory record Official record
Conditions
Underage Drinking, Cannabis Use, Drinking, Teen, Drinking, College, College Drinking, Teen Drinking
Interventions
e-PBI
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 19 Years
Enrollment
1,980 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Sep 2, 2026, 8:04 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Project MADD - NIH Underage DUI and Ride

NCT03506880
View directory record Official record
Conditions
Underage Drinking, Driving Under the Influence, Drinking, Teen
Interventions
MADD Materials, Surgeon General Materials
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
15 Years to 18 Years
Enrollment
2,352 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 28, 2023 · Synced Sep 2, 2026, 8:04 PM EDT