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

https://www.bookmark-tango.win/since-2018-medical-cannabis-has-been-legally-available-in-the-uk-but-only

Since 2018, medical cannabis has been a legal option in the UK for certain sleep conditions. It is not a first-line treatment, meaning your GP will usually explore other methods before referring you to a specialist consultant