Cannabis is not a treatment for autism itself, but some families talk about it...

https://iris-wiki.win/index.php/Medical_Cannabis_for_Chronic_Pain_UK:_Who_Is_It_Meant_For%3F

Cannabis is not a treatment for autism itself, but some families talk about it for symptoms that can come alongside autism. NICE guidance highlights that any use, especially for under-18s, should be carefully managed by specialists