Since 2018, medical cannabis has been legal in the UK via specialist private...

https://wiki-view.win/index.php/Is_Medical_Cannabis_Prescribed_Casually_in_the_UK%3F_A_Reality_Check_for_Runners

Since 2018, medical cannabis has been legal in the UK via specialist private clinics for those who haven’t found relief through conventional treatments. Eligibility depends on your specific condition and medical history