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The Guardian - UK
The Guardian - UK
Politics
Andrew Gregory Health editor

Oxford study to trial cannabis-based medicine as treatment for psychosis

Cannabis oil in bottles with lettering CBD on white background.
CBD is one of the chemicals found in marijuana but it does not contain tetrahydrocannabinol (THC), the ingredient that produces a feeling of intoxication. Photograph: LightField Studios Inc./Alamy

Oxford scientists are to launch a major global trial to investigate whether cannabis-based medicine can treat people with psychosis or psychotic symptoms.

Currently, cannabidiol (CBD) is only prescribed for a small number of conditions. In the UK, for example, these include rare, severe epilepsy, and vomiting or nausea caused by chemotherapy.

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