Legally prescribed cannabis doesn’t grant a free pass on the road. While...

https://www.alphabookmarks.win/cannabis-is-legal-for-some-but-the-2mcg-l-thc-limit-is-non-negotiable-a

Legally prescribed cannabis doesn’t grant a free pass on the road. While there’s a medical defence for the 2 micrograms per litre THC limit, you must still meet strict DVLA fitness-to-drive standards