In the UK, medical cannabis supply involves strict oversight to ensure safety...

https://mighty-wiki.win/index.php/Does_%22Unlicensed%22_Mean_the_MHRA_Has_Not_Checked_It_at_All%3F

In the UK, medical cannabis supply involves strict oversight to ensure safety and quality. Unlicensed specials are produced following Good Manufacturing Practices and Good Agricultural and Collection Practices