The UK medical cannabis supply chain for unlicensed specials follows strict...

https://research-wiki.win/index.php/Why_Are_Most_UK_Medical_Cannabis_Prescriptions_for_Unlicensed_Specials%3F

The UK medical cannabis supply chain for unlicensed specials follows strict MHRA oversight to ensure safety and quality. Producers must comply with Good Manufacturing Practice (GMP) and Good Agricultural and Collection Practice (GACP) standards