In 2018, the UK updated the Misuse of Drugs Regulations 2001 to allow...

https://lorenzosuniquenews.rivetgarden.com/posts/why-is-cannabis-illegal-in-britain-a-history-before-1971

In 2018, the UK updated the Misuse of Drugs Regulations 2001 to allow specialist doctors to prescribe cannabis-based medicines like Sativex and Epidyolex. Despite this, cannabis remains a Class B drug for recreational use