In 2018, UK cannabis law was updated through changes to the Misuse of Drugs...
https://averysnewchat.zenbloomer.com/posts/why-do-people-mix-up-cbd-products-with-prescribed-cannabis-medicines
In 2018, UK cannabis law was updated through changes to the Misuse of Drugs Regulations 2001—not the Misuse of Drugs Act 1971—to allow specialist doctors to prescribe cannabis-based medicines listed under Schedule 2