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Completed Not applicable Interventional Accepts healthy volunteers

Strategies: Motivational Interviewing/Psychoeducation

ClinicalTrials.gov ID: NCT03458299

Public ClinicalTrials.gov record NCT03458299. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 6, 2026, 11:10 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Strategies for Preventing Underage Drinking and Other Substance Use in Native American Tribal Communities

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The goal of this research program is to implement and evaluate complementary interventions designed to address underage alcohol, marijuana, tobacco and other drug use and abuse among Native American youth residing in and around nine contiguous Indian reservations in rural portions of a Southern California county. Component 1. Motivational Interviewing (MI) Evaluations (Identified PHI). Approximately 150 participants between 13 and 20 years of age will participate in the Motivational Interviewing (MI) intervention and one follow-up assessment over an 18 month period. Questionnaires of youth substance use and access patterns will be by phone or self-administered using paper, iPad, and web-based surveys. Formal informed consent from participants 18 and older and assent and parental/legal guardian consent will be obtained from those participants under 18. Component 2. Psychoeducation (PE) Evaluations (Identified PHI). Approximately 150 participants between 13 and 20 years of age will participate in the Psychoeducation (PE) intervention and one follow-up assessment over an 18 month period. Questionnaires of youth substance use and access patterns will be by phone or self-administered using paper, iPad, and web-based surveys. Formal informed consent from participants 18 and older and assent and parental/legal guardian consent will be obtained from those participants under 18.

Study identification

NCT ID
NCT03458299
Recruitment status
Completed
Study type
Interventional
Phase
Not applicable
Enrollment
75 participants

Conditions and interventions

Eligibility (public fields only)

Age range
13 Years to 20 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 22, 2018
Primary completion
Feb 8, 2022
Completion
Feb 8, 2022
Last update posted
Mar 16, 2022

2018 – 2022

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Southern California Tribal Health Center Valley Center California 92082

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03458299, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Mar 16, 2022 · Synced Sep 6, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03458299 live on ClinicalTrials.gov.

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