UK cannabis law changed in 2018 through the Misuse of Drugs Regulations 2001,...

https://papa-wiki.win/index.php/Does_the_Government_Have_to_Follow_ACMD_Advice%3F

UK cannabis law changed in 2018 through the Misuse of Drugs Regulations 2001, not the Misuse of Drugs Act 1971. Since then, specialist doctors can prescribe cannabis-based medicines like Sativex and Epidyolex under Schedule 2