For learning only. Real clinical medication calculations must be independently verified according to your institution's policies and current clinical guidelines.
Nursing Calculators
Quick dosage, IV and conversion math. Always double-check against your facility's policy.
Dosage (D/H × Q)
Desired ÷ Have × Quantity
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Weight-based dose
Dose per kg × weight (lb ÷ 2.2)
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IV drip rate
Volume (mL) × drop factor ÷ time (min)
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IV infusion
mL/hr = volume ÷ hours · hours = volume ÷ mL/hr
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Unit conversion
Mass: kg, lb, g, mg, mcg · Volume: L, mL, tsp, tbsp, oz
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BMI
kg ÷ (m × m)
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