Pediatric drug dosage calculator (mg/kg) by weight

Enter weight and an mg/kg dose to estimate mg per dose and mL based on the selected concentration.

Calculator

years
Per dose
mL per dose

Educational content only. Always follow your clinician’s or product label instructions.

Reference table

Auto-generated from your mg/kg dose and selected concentration.

Child weight (kg) Per dose (mg) mL per dose

FAQ

Is this medical advice?

No. This is educational content. Follow your clinician’s instructions and the product label.

How do I convert mg to mL?

Divide mg per dose by the concentration expressed as mg/mL. The calculator does it for you.

Where do I find the concentration?

On the bottle/box label, e.g., “160 mg/5 mL”.