Medical cannabis has been legal in the UK since 2018. It requires a specialist...

https://high-wiki.win/index.php/What_are_Cannabis-Based_Medicinal_Products_in_the_UK%3F_A_No-Nonsense_Guide

Medical cannabis has been legal in the UK since 2018. It requires a specialist prescription, usually after other treatments haven't worked. While NHS access is very rare, private clinics are the primary route