IV Drip Rate Calculator
Calculate the flow rate in mL/hr or drops per minute (gtts/min) for any IV infusion — continuous or intermittent.
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Infusion Details
Flow Rate
—
mL/hr
Drip Rate
—
gtts/min
⚠️ Always program the IV pump directly and verify the infusion rate with your facility's policy. This calculator is for reference only.
Formulas
mL/hr = Total volume (mL) ÷ Time (hr)
gtts/min = (Volume (mL) × Drop factor) ÷ Time (min)
Common Drop Factors
- Microdrip tubing: 60 gtts/mL
- Macrodrip (Baxter): 15 gtts/mL
- Macrodrip (Abbott): 15 gtts/mL
- Macrodrip (Travenol): 10 gtts/mL
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