In the UK, there isn't a fixed list of conditions for medical cannabis...

https://www.toro-bookmarks.win/in-the-uk-medical-cannabis-eligibility-isn-t-based-on-a-fixed-list-of

In the UK, there isn't a fixed list of conditions for medical cannabis eligibility. Instead, a specialist consultant must assess your case, usually requiring evidence that you have already tried licensed treatments without sufficient success