Since 2018, the UK has allowed medical cannabis to be prescribed by specialists...

https://web-wiki.win/index.php/How_Has_Everyday_Conversation_About_Cannabis_Changed_in_the_UK_Since_2018%3F

Since 2018, the UK has allowed medical cannabis to be prescribed by specialists for certain conditions, under strict regulations. The National Institute for Health and Care Excellence (NICE) provides evidence-based guidance to support safe use