Tools

Reconstitution calculator.

Enter your vial strength, diluent volume, and target dose — get back concentration, volume per injection, units on a U-100 insulin syringe, and total doses per vial.

Reconstitution calculator

mg / mL

Enter your vial, diluent volume, and target dose.

Concentration
5.000 mg/mL
Volume per injection
0.050 mL
Insulin syringe (U-100)
5.0 units
Doses per vial
40.0

For research record-keeping only. Not medical advice. Verify all calculations independently.

How it works

Concentration = vial strength ÷ BAC water. A 10 mg vial with 2 mL of BAC water = 5 mg/mL.

Volume per injection = dose ÷ concentration. A 0.25 mg dose at 5 mg/mL = 0.05 mL.

U-100 units are insulin syringe markings: 100 units = 1 mL. So 0.05 mL = 5 units.