Driving on medical cannabis? Stay within the 2mcg/L THC limit to use the...

https://evpowered.co.uk/feature/medical-cannabis-and-uk-driving-laws-what-ev-owners-must-know/

Driving on medical cannabis? Stay within the 2mcg/L THC limit to use the medical defence, but ensure you’re DVLA-fit. Crucially, a prescription isn't a free pass—if you’re impaired, you’re liable. Legality doesn't replace personal responsibility.