Low Blood Sugar Treatment Calculator
Check whether a reading is low and how much fast-acting sugar to take (rule of 15).
Your result
Take 15 g of fast-acting carbohydrate, such as glucose tablets or 150 ml of juice. Recheck in 15 minutes and repeat if still under 70 mg/dL. If you cannot swallow safely, seek emergency help.
Medical disclaimer: This tool is for education and is not medical advice. Read more.
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Frequently asked questions
What does the Low Blood Sugar Treatment Calculator do?
Check whether a reading is low and how much fast-acting sugar to take (rule of 15). Enter your values and the result and chart update instantly.
How accurate is it?
It uses published, widely used formulas. Results are estimates for education and planning, not a diagnosis. Talk to a qualified clinician about decisions affecting your health.
Is my information stored or shared?
No. All calculations run in your browser and nothing you type is sent to a server or saved.
What can I search to find this tool?
People find it by searching for: hypo treatment rule of 15; low blood sugar what to do; how many glucose tablets.