UK cannabis law changed in 2018 when the Misuse of Drugs Regulations 2001 was...

https://ace-wiki.win/index.php/Why_Does_My_NHS_Experience_with_Medical_Cannabis_Differ_by_UK_Nation%3F

UK cannabis law changed in 2018 when the Misuse of Drugs Regulations 2001 was updated, allowing specialist doctors to prescribe cannabis-based medicines listed as Schedule 2 drugs. This includes licensed products like Sativex and Epidyolex