Since 2018, the UK has regulated medical cannabis as a prescription-only...

https://speedy-wiki.win/index.php/Why_Did_Cannabis%E2%80%99s_Reputation_Block_Medical_Discussion_for_So_Long%3F

Since 2018, the UK has regulated medical cannabis as a prescription-only medicine, available through specialist doctors. Guidance from NICE helps ensure treatments follow evidence-based standards, supporting safe and consistent care