In 2018, UK cannabis law was updated through the Misuse of Drugs Regulations...

https://www.last-bookmarks.win/in-2018-the-uk-updated-the-misuse-of-drugs-regulations-2001-allowing

In 2018, UK cannabis law was updated through the Misuse of Drugs Regulations 2001, not the Misuse of Drugs Act 1971. This change allows specialist doctors to prescribe cannabis-based medicines like Sativex and Epidyolex under Schedule 2 rules