There is no government-issued medical cannabis card. Access is...

https://www.bookmark-belt.win/in-the-uk-there-s-no-official-government-medical-cannabis-card-access-is

There is no government-issued medical cannabis card. Access is prescription-first, requiring a specialist consultation and your medical records. While you can opt for an ID card as proof of lawful use, it is optional; your prescription is what counts.