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Pediatric Medication Dosage Calculator vs Pediatric Body Surface Area Calculator

Two calculators for the same neighbourhood of questions. Here is what each measures, what you feed in, and where you'd reach for one over the other.

Pediatrics

Pediatric Medication Dosage Calculator

Calculates the correct medication dose for a child from their weight and the prescribed dose per kilogram. Used by parents, nurses, and caregivers to prepare accurate doses of common pediatric medicines — always verify against the maximum-dose cap.

Answers
Total Dose (mg)
Inputs
Child Weight, Dose per kg
Pediatrics

Pediatric Body Surface Area Calculator

Estimates a child's body surface area (BSA) in m² using the Mosteller formula. Used by clinicians to calculate pediatric drug doses, IV fluid rates, and chemotherapy regimens.

Answers
Body Surface Area (m²)
Inputs
Weight, Height

At a glance

Pediatric Medication Dosage CalculatorPediatric Body Surface Area Calculator
CategoryPediatricsPediatrics
AnswersTotal DoseBody Surface Area
Inputs22
Result unitmg

When to use each

Calculates the correct medication dose for a child from their weight and the prescribed dose per kilogram. Used by parents, nurses, and caregivers to prepare accurate doses of common pediatric medicines — always verify against the maximum-dose cap.

Estimates a child's body surface area (BSA) in m² using the Mosteller formula. Used by clinicians to calculate pediatric drug doses, IV fluid rates, and chemotherapy regimens.

Compare page seeded from editorial siblings — both calculators list each other as related.