CBD oil studied as a treatment for severe behavioral issues in kids with intellectual disability
NCT ID NCT04821856
First seen Jun 25, 2026 · Last updated Jun 26, 2026 · Updated 1 time
Summary
This study tested whether cannabidiol (CBD) oil can reduce severe behavioral problems in children aged 6-18 with intellectual disability. 132 participants received either CBD or a placebo for 8 weeks. The main goal was to see if CBD improves irritability and other challenging behaviors, as measured by a parent questionnaire.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
cannabidiol (CBD) oil
What this could lead to
If it works, this could provide a new treatment option for severe behavioral problems in children with intellectual disability.
What could go wrong
This is a phase 2 trial with a moderate size (132 participants). The results may not be strong enough to confirm effectiveness, and CBD may cause side effects or interact with other medications.
Disclaimer
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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.
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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Monash Children's Hospital
Clayton, Victoria, 3168, Australia
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Royal Children's Hospital / Murdoch Children's Research Institute
Parkville, Victoria, 3052, Australia
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The Children's Hospital at Westmead
Westmead, New South Wales, 2145, Australia