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NCT Number: NCT07357454

Smart Talk: Cannabis Awareness and Prevention Curriculum Evaluation

The Stanford REACH Lab's SMART TALK: Cannabis Awareness and Prevention Toolkit is a free, online educational resource to be used by educators to increase knowledge and awareness of cannabis and reduce use among youth. The aim of this study is to investigate the extent to which the curriculum changes middle and high school students' intentions to use and actual use of cannabis.

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Key information

Conditions

Cannabis Use

Age range

10 year–20 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Stanford University

Palo Alto, California, 94304, United States

Location contact

Bonnie Halpern Felsher, Ph.D.

PRINCIPAL_INVESTIGATOR

About this study

Smart Talk includes 5 lessons, each providing activities, online quiz games, and worksheets in addition to presentations, resources, and other materials aimed at addressing key factors associated with youth cannabis use, including changing adolescents' attitudes towards and misperceptions about cannabis; increasing their refusal skills to pulls of marketing and social media; reducing stress and depression which have been linked to cannabis initiation and use; improving coping skills; and decreasing intentions and actual use of all cannabis products.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Middle school and high school students receiving health education at schools participating in the study

Exclusion criteria

-

Treatment and study plan

Behavioral: Smart Talk Cannabis Awareness and Prevention

Behavioral

Behavioral:Smart Talk includes 5 lessons, each providing activities, online quiz games, and worksheets in addition to presentations, resources, and other materials aimed at addressing key factors associated with youth cannabis use, including changing adolescents' attitudes towards and misperceptions about cannabis; increasing their refusal skills to pulls of marketing and social media; reducing stress and depression which have been linked to cannabis initiation and use; improving coping skills; and decreasing intentions and actual use of all cannabis products.

Primary outcomes

  1. Change in cannabis use

    Time frame: Baseline to follow-up at approximately 182 weeks

    Investigator-originated survey measures (questions) assess ever cannabis use & past 30-day cannabis use. This outcome measure assesses cannabis use.

Secondary outcomes

  1. Change in intention to use cannabis in the future

    Time frame: Baseline to follow-up at approximately 182 weeks

    Investigator-originated survey measures (questions) assessing change in participant intention to use cannabis in the future

Sponsors and collaborators

Lead sponsor

Stanford University

Other

Collaborators

  • National Institute on Drug Abuse (NIDA)

Registry information

Official study title

Evaluation of the Smart Talk: Cannabis Awareness and Prevention Curriculum

Important dates

Study start
2026
Primary completion
2029
Study completion
2030
First posted
Jan 22, 2026
Registry last updated
Jun 8, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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