Can quitting cannabis rewire the Brain's threat and reward responses?

NCT ID NCT07746440

First seen Aug 05, 2026 · Last updated Aug 06, 2026 · Updated 1 time

Summary

This study investigates how three weeks of cannabis abstinence influences brain responses to threat, reward, and cannabis cues in women with cannabis use disorder. Participants are randomly assigned to either continue using cannabis as usual or abstain for three weeks, with lab visits and phone surveys tracking changes. Using brain activity measures, the study aims to see if abstinence alters how the brain processes emotional and rewarding stimuli, and whether these changes differ between those who successfully abstain and those who relapse.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
Contingency management (monetary reinforcement) for cannabis abstinence and lab visit attendance
What this could lead to
If successful, this could clarify how early abstinence affects brain responses to threat and reward, potentially guiding better treatments for cannabis use disorder.
What could go wrong
This is a small, early-stage study (30 participants) and measures brain activity, not real-world outcomes. Results may not generalize to all people with cannabis use disorder.

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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

Locations

  • The BRAINS Lab in the Department of Psychology at Florida State University

    Tallahassee, Florida, 32304, United States

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