This article explains how medical cannabis may be an option for some chronic...

https://quebeck-wiki.win/index.php/How_Do_I_Find_a_Straight_Answer_on_UK_Medical_Cannabis_Without_the_Politics%3F

This article explains how medical cannabis may be an option for some chronic conditions, but access is only through a specialist prescription. NHS prescriptions are uncommon, and the choice of product is guided by the clinician