Calculate IV infusion rates, doses and infusion times in ml/hour or drops per minute. Pick from 38 IV drugs with dose references, or add your own.
Who it’s for
Nurses, doctors, pharmacists and anesthesia, ICU and emergency staff who prepare and run IV infusions by pump or gravity drip.
Screenshots
Features
Four calculators
- Dose: you know the dose, get the infusion rate.
- Drug/Fluid: you know the dose and rate, get how much drug to add to the fluid.
- Infusion Time: you know the volume and rate, get how long the infusion runs.
- Infusion Rate: you know the volume and time, get the infusion rate.
Drug library and dose references
- 38 IV drugs used in ICU, anesthesia and emergency care, from amiodarone and dobutamine to norepinephrine and propofol.
- Pick a drug and its concentration and usual dose are filled in.
- 124 reference doses (loading, bolus, maintenance, maximum) backed by 94 cited sources, including FDA prescribing information on DailyMed and clinical guidelines.
- Each drug shows the date its references were last reviewed.
Clear results
- The rate in ml/hour or drops per minute, with equivalent values in other units.
- A warning when the dose is above or below the reference range.
- Copy a result to paste it into notes or messages.
Built for daily use
- Drop factor presets: Pump (60), Blood set (10), Regular set (15) and Set (20) drops/ml.
- 22 units: mg, µg and units, per kg, per hour or per minute, kg or lb.
- Save favorite drugs and add custom drugs with the concentrations you use.
- English and Vietnamese, light and dark themes.
Frequently asked questions
Does Infusion Calculator work offline?
Yes. The app works without a network connection. Your drugs and settings stay on your device, and there are no ads and no account.
Can I calculate drip rates in drops per minute?
Yes. Results are shown in ml/hour or drops per minute, with drop factor presets for pump (60), blood set (10), regular set (15) and set (20) drops/ml.
Where do the dose references come from?
The 124 reference doses are backed by 94 cited sources, including FDA prescribing information on DailyMed and clinical guidelines. Each drug shows the date its references were last reviewed.
Who is the app for?
Nurses, doctors, pharmacists and anesthesia, ICU and emergency staff who prepare and run IV infusions by pump or gravity drip.
Important: This app is a calculation aid for healthcare professionals. It does not replace clinical judgment, the product label or your local protocol. Always double-check doses and rates before giving any drug.
Download Infusion Calculator
IV infusion rates, doses and infusion times in seconds.
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