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Dosage Calculator

Calculate how many units to draw into a U-100 1mL (100 unit)
insulin syringe based on your prescribed dose.

Important Information

This calculator helps you understand your dosing.
Always follow your provider’s instructions.
If your calculated amount differs from your prescription,
contact your provider before injecting.

Enter Your Information

Find this on your vial label.
If vial label does NOT show something like “10mg/mL”,
DO NOT USE IT! You might have something dangerous.
Get medication from a licensed 503A or 503B pharmacy.


Enter the dose prescribed
such as 2.5, 3.75, 5, 6.75,10, etc.




Units to draw into U-100 1mL insulin syringe:
mL: –

Injection Tips

  1. Check Your Vial: Make sure the concentration matches what you selected.
  2. Remove Air Bubbles: Tap the syringe gently and push bubbles out.
  3. Inject Slowly: Follow your provider’s instructions.
  4. Rotate Sites: Change injection areas to avoid irritation.

Need More Help?

If you're unsure about your dose or injection technique, contact your provider for guidance.
This calculator is for informational use only and does not replace medical advice.



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