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Dosing Calculator

Calculation aid only — verify with local guideline / BNFc before prescribing.
Patient
All dose calculations use kilograms.
Pounds → kg converter (secondary)
Kilograms is the primary, safest workflow. 1 lb = 0.4536 kg.
Dose builder
Bolus / oral / standard
Infusion rates
If the calculated dose exceeds this, a capped dose is shown alongside the raw dose.
Enter the strength exactly as supplied.
Examples: 125 mg / 5 mL · 1000 units / 1 mL · 1 mg / 10 mL
Applies to the volume to give. Rounded value is for practical administration only — the exact result is always shown.
Output
Enter weight and dose details to calculate.