Taking medical cannabis abroad requires planning. UK legality doesn't override...

https://brooksiwjk610.wpsuo.com/do-i-have-to-inform-the-airline-that-i-am-carrying-medical-cannabis

Taking medical cannabis abroad requires planning. UK legality doesn't override local laws, and European rules vary. You must carry your prescription, a doctor’s letter, and original packaging. Check destination rules first to stay safe and avoid trouble.