Cannabis isn't a treatment for autism itself, but some families talk about it...

https://hannahsinterestingcolumn.capitaljays.com/posts/medical-cannabis-for-chronic-pain-uk-who-is-it-meant-for

Cannabis isn't a treatment for autism itself, but some families talk about it to manage things like anxiety or sleep problems alongside autism. NICE guidance is clear that any prescribing should come from specialists, especially for children under 18