Since 2018, medical cannabis has been a legal option in the UK for specific...

https://tiny-wiki.win/index.php/Medical_cannabis_for_sleep:_What_should_you_do_if_your_sleep_is_getting_worse%3F

Since 2018, medical cannabis has been a legal option in the UK for specific sleep conditions, though it is never a first-line treatment. Access requires consultant oversight as patient experiences vary widely