basic

IV Drip Rate Calculator

Drops-per-minute for a gravity IV infusion.

Compute the drops-per-minute setting for a gravity IV infusion from the volume to infuse, the time, and the drop factor of the tubing set.

Priya Venkatesan By Priya Venkatesan
Published Last reviewed 1 min read

Inputs

mL
min
gtt/mL

Results

Enter values and click Calculate to see results.
Was this helpful?

How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

gtt/min = (volume_mL × drop_factor) / time_min

In depth

Compute the drops-per-minute setting for a gravity IV infusion from the volume to infuse, the time, and the drop factor of the tubing set.