Medical cannabis has been legal in the UK since 2018 under specialist...

https://www.apu-bookmarks.win/since-2018-medical-cannabis-has-been-legal-in-the-uk-though-it-is-strictly

Medical cannabis has been legal in the UK since 2018 under specialist oversight. It is not a first-line treatment and patient experiences vary widely. Some report help with winding down, but results are not guaranteed