The UK has no official government medical cannabis card. Access is...

https://sierra-wiki.win/index.php/Why_is_the_UK_Medical_Cannabis_System_So_Slow_Compared_to_Other_Countries%3F

The UK has no official government medical cannabis card. Access is prescription-only following a specialist consultation and clinical review. While not legally required, some patients carry a private card as optional proof of lawful use for peace of mind.