If blood sugar is very high and you have symptoms like vomiting, confusion, trouble breathing, severe weakness, or fruity breath, seek emergency care now
Check your blood sugar again to confirm the reading
Take insulin exactly as prescribed if you have a correction dose plan
Drink water or sugar-free fluids
Avoid all sugary drinks, juice, candy, desserts, and refined carbs
Do light walking if you feel well and it is safe to do so
Recheck blood sugar in 15 to 30 minutes if you are using a correction plan
Follow your sick-day plan if you have one
Do not exercise if you have ketones, feel ill, or your blood sugar is very high and rising
If you do not have diabetes or your blood sugar stays very high, contact a doctor urgently
If you have type 1 diabetes and blood sugar is over 250 mg/dL, check ketones if you can
If ketones are moderate or large, seek urgent medical care
Take any prescribed diabetes medicines as directed
If you are unsure what to do, call your healthcare provider or urgent care right away