There is no ‘fixed list’ for medical cannabis in the UK. Eligibility requires a...

https://humansofglobe.com/the-uk-medical-conditions-that-qualify-for-cannabis-treatment/

There is no ‘fixed list’ for medical cannabis in the UK. Eligibility requires a specialist’s assessment, usually after standard treatments have failed. Since NHS access is so limited, most patients explore options through private clinics instead.