Since 2018, the UK has regulated medical cannabis as a prescription-only...
https://sierra-wiki.win/index.php/Why_Did_Cannabis_Struggle_to_be_Taken_Seriously_as_a_Medicine_in_the_UK%3F
Since 2018, the UK has regulated medical cannabis as a prescription-only medicine, available through specialist doctors. Treatment follows evidence-led guidance from organisations like NICE to ensure safety and appropriate use