Since 2018, medical cannabis has been legal, though it’s never a first-line...

https://weekly-wiki.win/index.php/Can_Medical_Cannabis_Be_Used_Alongside_Physiotherapy_for_Arthritis%3F

Since 2018, medical cannabis has been legal, though it’s never a first-line treatment for arthritis. Access requires a specialist assessment, typically via private clinics, after standard options are exhausted. Please speak with your GP or consultant.