Teens who quit weed for 2 months may think sharper, small study hints
NCT ID NCT07160153
First seen Jun 26, 2026 · Last updated Jun 26, 2026
Summary
This study looks at whether teens aged 15-18 who stop using cannabis for 8 weeks show improvements in thinking skills like memory, attention, and planning. Researchers will test 29 teens with cannabis dependence using brain games and urine tests. The goal is to see if abstinence helps the brain recover.
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This is a summary of
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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Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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University Hospital Pilsen
RECRUITINGPilsen, Czechia, 30100, Czechia
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact Phone: •••-•••-•••• Email: •••••@•••••
Contact
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
What this could lead to
If it works, this could show that quitting cannabis for 8 weeks improves memory, attention, and decision-making in teens.
What could go wrong
This is a very small study (29 teens) with no control group, so results may not apply to everyone. It only measures short-term changes.
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.