Dexamethasone — paediatric dose
Weight-based dosing for Dexamethasone in children. Category: Respiratory.
| Dose | Croup 0.15–0.6 mg/kg once (max 16 mg) |
|---|---|
| Per kg | 0.15–0.6 mg/kg |
| Maximum | 16 mg |
| Route | PO/IV |
Clinical notes
Also antiemetic / airway oedema.
Common questions
What is the dose of Dexamethasone in children?
Croup 0.15–0.6 mg/kg once (max 16 mg). That is 0.15–0.6 mg/kg per dose.
What is the maximum Dexamethasone dose for a child?
The maximum single dose is 16 mg. Weight-based calculation should never exceed this ceiling.
How is Dexamethasone given?
Dexamethasone is given by PO/IV.
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.