Table 2: paracetamol dosing that may be associated with hepatic injury

 

Adults and children >6 years of age

Children aged 0-6 years

Acute single

Ingestion

> 200mg/kg or 10 g (whichever is less)

over a period of less than 8 hours

≥200mg/kg over a period of

less than 8 hours

Repeated

supratherapeutic

ingestion

> 200mg/kg or 10 g (whichever is less)

over a single 24-hour period

> 150mg/kg or 6 g (whichever is less)

per 24-hour period for the preceding

48 hours

> 100mg/kg or 4 g/day (whichever is

less) in patients with predisposing risk

factors†

≥200mg/kg over a single

24-hour period

≥150mg/kg per 24-hour

period for the preceding 48

hours

≥100mg/kg per 24-hour

period for the preceding 72

hours

*Adapted from Dart et al. [2] † Such as chronic ethanol misuse, use of enzyme-inducing drugs, prolonged fasting, dehydration