Since 2018, the UK has regulated medical cannabis as a prescription-only...

https://www.blaze-bookmarks.win/since-2018-medical-cannabis-has-been-recognized-as-a-regulated-medicine-in-the

Since 2018, the UK has regulated medical cannabis as a prescription-only medicine, available through specialist doctors. The National Institute for Health and Care Excellence (NICE) provides evidence-based guidance to support safe prescribing