Legal in the UK since 2018, medical cannabis is accessed via specialist private...

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

Legal in the UK since 2018, medical cannabis is accessed via specialist private clinics. Eligibility depends on your specific condition and previous treatments. If you compete under WADA, note that THC remains prohibited in-competition