Prescribed cannabis is legal, but it’s a grey area on the road. Even with a...

https://www.bookmarking-planet.win/navigating-medical-cannabis-and-driving-a-prescription-provides-a-medical

Prescribed cannabis is legal, but it’s a grey area on the road. Even with a prescription, exceeding the 2μg/L THC limit can be problematic. A medical defence exists, but you must still meet DVLA fitness to drive standards