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

https://blogfreely.net/gertonmhvf/why-do-people-still-judge-medical-cannabis-patients-in-the-uk

Since 2018, the UK has regulated medical cannabis as a prescription-only medicine, available through specialist doctors following clear guidance from NICE. This approach aims to ensure safe, evidence-based use within the healthcare system