Check your blood sugar now
Drink water
Take insulin or diabetes medication exactly as prescribed
Use a correction dose only if your doctor has told you how
Go for a short walk if you feel well and have no ketones
Recheck blood sugar in 15 to 30 minutes if using rapid-acting insulin
Avoid sugary drinks, juice, candy, and refined carbs
Eat only if needed, and choose a small low-carb snack
Check for ketones if blood sugar is very high, especially if you have type 1 diabetes
Seek urgent medical help if you have vomiting, trouble breathing, confusion, severe drowsiness, or signs of diabetic ketoacidosis
Call a doctor right away if blood sugar stays very high or keeps rising