In 2018, UK cannabis law changed via the Misuse of Drugs Regulations 2001, not...

https://yenkee-wiki.win/index.php/Why_Are_Most_Medical_Cannabis_Prescriptions_in_the_UK_for_Unlicensed_Products%3F

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