Medicinal cannabis has been legal since 2018, but it's not a first-line...

https://doctiplus.net/arthritis-and-medical-cannabis-can-uk-patients-get-a-prescription/

Medicinal cannabis has been legal since 2018, but it's not a first-line arthritis treatment. Access requires a specialist assessment—usually via private clinics—only after standard therapies fail. Please discuss all options with your GP or consultant.