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IV drip rate calculator

For gravity tubing, counted by eye. Volume × drop factor ÷ time in minutes. The drop factor belongs to the tubing and is always given in the question.

Drops per minute

Enter the time in hours or minutes — the conversion is done below so you can see it.

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Enter the volume and the time.

Drops are whole. You cannot count a third of a drop, so the answer is rounded to a whole number — 31.25 gtt/min is charted and set as 31.

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