Since 2018, medical cannabis has been available in the UK as a regulated...

https://www.insert-bookmark.win/since-2018-the-uk-has-regulated-medical-cannabis-as-a-prescription-only-1

Since 2018, medical cannabis has been available in the UK as a regulated medicine, prescribed by specialists following clear guidelines from NICE. This approach aims to ensure treatments are evidence-based and safely managed within the healthcare system