UK cannabis laws changed in 2018 with updates to the Misuse of Drugs...

https://www.alphabookmarks.win/since-2018-uk-cannabis-law-changed-through-the-misuse-of-drugs-regulations

UK cannabis laws changed in 2018 with updates to the Misuse of Drugs Regulations 2001, not the Misuse of Drugs Act 1971. This allowed specialist doctors to prescribe cannabis-based medicines like Sativex and Epidyolex under Schedule 2