Can a Parent-Talk program curb college drinking and cannabis use?
NCT ID NCT05345951
First seen Jul 16, 2026 · Last updated Jul 24, 2026 · Updated 3 times
Summary
This trial tests a program called e-PBI+ that gives parents science-based tips on talking to their college-age teens about alcohol and cannabis. The goal is to see if these conversations help reduce risky drinking and cannabis use among students. About 1,980 parent-teen pairs take part, with teens reporting their alcohol and cannabis use over time.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- a parent-based behavioral intervention called e-PBI+ that provides parents with science-backed guidance on talking to their teens about alcohol and cannabis
- What this could lead to
- If effective, this program could give parents a practical tool to help prevent risky drinking and cannabis use in college students, reducing related harms like injuries and academic problems.
- What could go wrong
- This is a large trial, but the intervention relies on parents following through, and its impact may vary across families. Results may not apply to all college settings.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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Penn State University
University Park, Pennsylvania, 16802, United States
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