Reconstitution calculator

Enter what is in the vial and how much liquid you add. This tool does arithmetic only.

Vial

Diluent

Common vial volumes

Sterile water containing 0.9 percent benzyl alcohol as a preservative. This choice does not change the math.

Result

Enter a strength and a volume to see the concentration.

This tool performs arithmetic on the numbers you enter. It does not recommend any amount.