PediRounds

Naloxone — paediatric dose

Weight-based dosing for Naloxone in children. Category: Resuscitation.

Dose0.1 mg/kg (max 2 mg)
Per kg0.1 mg/kg
Maximum2 mg
RouteIV/IM/IO
Frequencyrepeat prn

Clinical notes

Opioid reversal. Short-acting – may need repeat/infusion.

Common questions

What is the dose of Naloxone in children?

0.1 mg/kg (max 2 mg). That is 0.1 mg/kg per dose.

What is the maximum Naloxone dose for a child?

The maximum single dose is 2 mg. Weight-based calculation should never exceed this ceiling.

How is Naloxone given?

Naloxone is given by IV/IM/IO, repeat prn.

About this page

Compiled from standard paediatric references. Verify against a current formulary and your local protocol.

Spotted something wrong? Report an error on this page — corrections from clinicians are welcome and are reviewed before any change is published.

Last reviewed 2026-08-12.