Heparin (unfractionated) — paediatric dose
Weight-based dosing for Heparin (unfractionated) in children. Category: Anticoagulant.
| Dose | 75 U/kg load then ~20 U/kg/hr, titrate to APTT / anti-Xa |
|---|---|
| Per kg | 75 units/kg |
| Route | IV |
| Frequency | load |
Clinical notes
Reversal with protamine. Monitor platelets (HIT).
Common questions
What is the dose of Heparin (unfractionated) in children?
75 U/kg load then ~20 U/kg/hr, titrate to APTT / anti-Xa. That is 75 units/kg per dose.
How is Heparin (unfractionated) given?
Heparin (unfractionated) is given by IV, load.
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.