Can a phone app lift mood and cut cannabis use?
NCT ID NCT06878859
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a smartphone app called AMP-C that teaches people to notice and enjoy positive events. The goal is to see if it can reduce depression and cannabis use in adults who struggle with both. Eighty participants will either use the app or just track their symptoms. The study focuses on whether the app is easy to use and shows early signs of helping.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
smartphone app (AMP-C) that teaches positive thinking exercises
What this could lead to
If it works, this could offer a new, accessible way to help people manage both depression and cannabis use without medication.
What could go wrong
This is a small, early-stage study (80 people) testing feasibility, not a proven treatment. The app may not work for everyone, and results may not apply to the general population.
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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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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Massachusetts General Hospital
RECRUITINGBoston, Massachusetts, 02114, United States
Contact
Contact Phone: •••-•••-•••• Email: •••••@•••••