Cannabis isn’t a treatment for autism itself, but sometimes families discuss it...

https://highstylife.com/what-is-an-ehcp-and-can-it-help-with-autism-support-in-london/

Cannabis isn’t a treatment for autism itself, but sometimes families discuss it for symptoms that often come alongside, like anxiety or sleep issues. NICE guidance stresses that any use, especially in under-18s, must be carefully managed by specialists