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

https://smoothdecorator.com/navigating-the-uk-medical-cannabis-pathway-a-step-by-step-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