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

https://louisvpqz495.theglensecret.com/how-do-i-avoid-dodgy-sources-if-i-m-curious-about-medical-cannabis

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 guidance to support evidence-based prescribing decisions