IV Flow Rate Calculator

Calculate IV flow rate in mL/hour or drops per minute. Determine infusion rate for intravenous medications and fluids. This is an educational tool only - always consult a healthcare provider.

Infusion Parameters

Results

Enter infusion parameters to calculate flow rate

About IV Flow Rates

  • • Flow rate (mL/hr) = Volume / Time
  • • Drops/min = (Volume × Drop Factor) / (Time × 60)
  • • Macrodrip: 10-20 gtt/mL
  • • Microdrip: 60 gtt/mL