Paracetamol Dose Calculator
Repeat dose every 4-6 hours as necessary (max 4 doses in 24 hours).
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Safety Information
Paracetamol comes in two liquid strengths, 120mg in 5ml and 250 mg in 5ml. This dose calculator uses 250mg in 5ml in the first calculation.
POISONING – Paracetamol is the most common single agent involved in poisonous ingestion in young children. IF YOU BELIEVE YOUR CHILD IS POISONED CALL 111 IMMEDIATELY.
Dosing Table:
Child’s wt
(kg)
120mg/5mL
250mg/5mL
5kg or less
6.5 kg
8 kg
10 kg
15 kg
20 kg
30 kg
40 kg
Ask doctor
4 ml
5 ml
6 ml
9 ml
12 ml
18 ml
25 ml
Ask doctor
2 ml
2.5 ml
3 ml
4.5 ml
6 ml
9 ml
12 ml
Usage Information:
Paracetamol is used for relief of pain. It will not cause drowsiness or cause your child to sleep. It can be used for children and babies over 3 months old. Younger babies must see the doctor.
The oral dose of paracetamol for children aged 1 month to 18 years is
- 15 mg/kg per dose, to a maximum of 1 g per dose, every four to six hours,
- with a maximum of 60 mg/kg daily, without exceeding 4 g daily.
For further information on paracetamol dosing, refer to the New Zealand Formulary for Children: http://www.nzfchildren.org.nz/nzf_2439
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