Many expats assume a "medical cannabis card" holds weight in the UK, but it...

https://finnfazr460.theburnward.com/what-is-specialist-led-prescribing-in-the-uk-for-medical-cannabis-a-patient-coordinator-s-guide

Many expats assume a "medical cannabis card" holds weight in the UK, but it does not. You need a valid prescription from a UK-based specialist. The NHS rarely prescribes this, so most patients use private clinics