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Pharmacology / Drug Dosing
IV Drip Rate Calculator

IV Drip Rate Calculator

Calculates infusion rate in mL/hr and drops/min — live update

Bag & Drug Parameters
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Required for weight-based dosing
Infusion Rate (mL/hr)
Drops per Minute
Concentration
Drug / hour
Bag Duration
Common IV Drip Reference
DrugTypical ConcentrationStarting DoseUnits
Dopamine400 mg/250 mL (1600 mcg/mL)2–5mcg/kg/min
Norepinephrine4 mg/250 mL (16 mcg/mL)0.01–0.1mcg/kg/min
Nitroglycerin50 mg/250 mL (200 mcg/mL)5–10mcg/min
Heparin25,000 units/500 mL (50 units/mL)18 units/kg/hrunits/hr
Insulin100 units/100 mL (1 unit/mL)0.1 units/kg/hrunits/hr
Propofol10 mg/mL (ready to use)5–50mcg/kg/min
Note: Always verify with pharmacy-prepared labels and institutional protocols. Check concentration and units carefully before programming infusion pumps.

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