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

https://miloyyxi461.huicopper.com/what-counts-as-being-impaired-if-i-am-on-prescribed-cannabis

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