Prescribed medical cannabis doesn’t exempt you from the 2mcg/L THC limit. While...

https://medium.com/@ada_chambers55/can-i-rely-on-the-medical-defence-if-i-was-driving-poorly-but-felt-fine-b45724e80299

Prescribed medical cannabis doesn’t exempt you from the 2mcg/L THC limit. While a medical defence exists, it’s not a blank cheque. You must meet DVLA fitness-to-drive standards, and remember: legal status isn’t a substitute for impairment-free driving