Since 2018, medical cannabis has been a legal, regulated option for chronic...

https://www.stall-bookmarks.win/since-2018-specialist-prescribed-medical-cannabis-has-been-a-legal-uk-option

Since 2018, medical cannabis has been a legal, regulated option for chronic insomnia in the UK when prescribed by a specialist. Clinically, it is generally considered only after other evidence-based treatments or sleep therapies have been exhausted