IV Drip Rate Calculator

Professional drops per minute and infusion time calculator

Calculation Mode

Volume to Infuse (mL)

Time (hours)

Drip Set

OR Time (minutes)

gtt/min

Quick Reference

Common Drip Sets

Microdrip (60 gtt/mL): Pediatric, precise medication dosing
Macrodrip (20 gtt/mL): Standard adult IV, blood transfusions
Macrodrip (15 gtt/mL): Common general infusion set
Macrodrip (10 gtt/mL): Rapid fluid replacement

Key Formulas

Drops/min: (Volume × Drop Factor) / Time (min)
Infusion Time: Volume / Flow Rate
Flow Rate (mL/hr): Volume / Time (hours)

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Disclaimer: This calculator is for educational purposes. Always verify calculations independently and follow your facility's protocols. Double-check all medication administration. When in doubt, consult pharmacy or a senior colleague.