In the UK, medical cannabis prescriptions start with a specialist assessment,...

https://wiki-zine.win/index.php/Can_I_Ask_My_NHS_Doctor_About_Medical_Cannabis_Even_If_Prescriptions_Are_Rare%3F

In the UK, medical cannabis prescriptions start with a specialist assessment, usually at a private clinic, as NHS approvals are rare. If prescribed, your medication comes from a regulated pharmacy to ensure safety