New app aims to reduce cannabis risks
NCT ID NCT07524985
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study is testing a French-language iPhone app called Joint Effort 2.0 that gives personalized feedback and tips to help cannabis users adopt safer habits. About 110 adult cannabis users in Quebec will use the app for a period and report how often they use protective strategies. The goal is to see if the app encourages people to take action toward lower-risk use.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
mobile application (Joint Effort 2.0)
What this could lead to
If it works, this app could help cannabis users adopt safer behaviors and reduce harms.
What could go wrong
This is a small, early-stage study with no control group, so results may not be conclusive. The app is only available in French on iPhones, limiting its reach.
Disclaimer
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the original study
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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Université de Montréal
RECRUITINGMontreal, Quebec, Canada
Contact Phone: •••-•••-•••• Email: •••••@•••••