Dose-to-Volume
Stock amount and stock volume
Formula
(dose required ÷ stock amount) × stock volume
Worked example
A fictional 250 mg dose from stock containing 500 mg in 2 mL gives 1 mL.
No medicine, route, limits or patient factors are checked.
Open the interactive calculator
Educational medication-calculation arithmetic practice only. Use fictional or tutor-provided values. Do not enter patient information or use the result for an individual patient.