UK EV drivers using medical cannabis should know that the ‘in charge’ rules...

https://ameliasnicedigest.swiftnestly.com/posts/can-mixing-prescribed-cannabis-and-alcohol-make-things-worse-legally

UK EV drivers using medical cannabis should know that the ‘in charge’ rules apply while parked and charging. Even with a prescription, drivers must stay below the 2 micrograms per litre THC limit to avoid issues