Identify yourself: Wear a medical ID bracelet stating you have diabetes. Always carry a health card with your emergency contact and doctor's name and phone number. Test often: Blood sugars can fluctuate with changes like food, exercise/activity, sleep, stress, hydration status, and medications at different time zones.
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Most diabetic patients who are on insulin or oral antidiabetics can fly safely if they follow a few simple guidelines. Diabetes is a chronic metabolic disorder marked by insulin deficiency. Constant medical attention is required to reduce the risk of acute complications and to prevent chronic sequelae.
It is also useful to request a medication passport from your GP or pharmacy. If you lose your medication while traveling, a doctor can prescribe the correct replacement for you. This is not an official travel document.