Can a phone app help teens cut back on marijuana? new study says maybe.

NCT ID NCT05979272

Completed Disease control Sponsor: Northwestern University Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested a smartphone app called TECH designed to help court-involved teens reduce or stop using marijuana. The app is a private online community where teens can support each other anonymously. Researchers enrolled 60 teens aged 14-18 who had used marijuana in the past year. The goal was to see if the app could help them change their behavior and to improve the app for future use.

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Conditions

The condition(s) this trial relates to.

cannabis dependence Marijuana Use

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

ADOLESCENT CANNABIS USE

Contacts and locations

Locations

Brown University

Providence, Rhode Island, 02912, United States
Northwestern University Feinberg School of Medicine

Chicago, Illinois, 60614, United States
Rhode Island Family Court

Providence, Rhode Island, 02903, United States
Rhode Island Hospital

Chicago, Illinois, 60614, United States

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