Calculator
IV Drip Rate
Gravity infusion calculator. Computes drops per minute and ml per hour from total volume, duration, and the drop factor of your IV set.
gtt/min = (volume × drop factor) ÷ time (min)
ml
h
min
Macroset drop factors are printed on the IV chamber. Microsets (60 gtt/ml) are used for precise low-volume infusions, especially in pediatrics.
Drip rate
—gtt / min
Flow rate
—ml / hr
Enter volume, time and drop factor.