Taking medical cannabis abroad? UK laws do not override local rules, and...
https://angelowlnv711.yousher.com/do-i-need-to-translate-my-doctor-letter-for-medical-cannabis-travel-in-europe
Taking medical cannabis abroad? UK laws do not override local rules, and European regulations are inconsistent. To stay safe, always carry your original prescription, a doctor’s letter, and keep medication in its packaging