Paracetamol Dosage
Suspension 120mg/5mL (Infant)
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Evidence-based calculations Used in clinical settings worldwide Regular monitoring recommended
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🌡️ 3-Year-Old with Viral Fever
15kg child with temperature 39.2°C, otherwise well, oral route
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🏥 8-Year-Old Post-Tonsillectomy
28kg child post-operative, IV paracetamol for pain management
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🤕 5-Year-Old with Headache
20kg child with mild headache, oral dispersible tablets
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🤮 1-Year-Old with Fever (Vomiting)
10kg infant unable to tolerate oral meds, rectal route needed
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🦷 10-Year-Old Dental Procedure
32kg child with dental pain, tablet formulation
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Sample Examples
🌡️ 3-Year-Old with Viral Fever
15kg child with temperature 39.2°C, otherwise well, oral route
Click to use this example
🏥 8-Year-Old Post-Tonsillectomy
28kg child post-operative, IV paracetamol for pain management
Click to use this example
🤕 5-Year-Old with Headache
20kg child with mild headache, oral dispersible tablets
Click to use this example
🤮 1-Year-Old with Fever (Vomiting)
10kg infant unable to tolerate oral meds, rectal route needed
Click to use this example
🦷 10-Year-Old Dental Procedure
32kg child with dental pain, tablet formulation
Click to use this example
Enter Patient Information
Patient Information
Clinical Information
Administration
Safety Factors
Dosing History
Medical Disclaimer
This calculator provides dosing guidance based on weight and is for educational purposes only. Always verify doses with a healthcare provider or pharmacist. Be aware that many combination products contain paracetamol/acetaminophen - check all medications to avoid accidental overdose.
For informational purposes only — not medical advice. Consult a healthcare professional before acting on results.
🏥 Health Facts
— WHO
— CDC
What is Paracetamol (Acetaminophen)?
Paracetamol (known as acetaminophen in the US) is one of the most widely used medications for treating fever and pain in children. Unlike NSAIDs, it does not have significant anti-inflammatory properties but is gentler on the stomach and kidneys.
Oral Route
- • First-line for most cases
- • Onset: 30-60 minutes
- • Duration: 4-6 hours
- • Give with or without food
Rectal Route
- • When oral not possible
- • Onset: 1-2 hours
- • Variable absorption
- • Loading dose option
IV Route
- • Hospital setting only
- • Onset: 5-10 minutes
- • Most predictable levels
- • Infuse over 15 min
When to Use Each Route
Use Oral When:
- ✓Child can swallow safely
- ✓Not actively vomiting
- ✓Conscious and alert
- ✓Home or outpatient setting
Use Rectal/IV When:
- →Active vomiting
- →NPO for surgery
- →Unable to take oral meds
- →Rapid onset needed (IV)
Paracetamol Dosing Formulas
Standard Dose (All Routes)
Maximum Limits
IV: 60 mg/kg/day (max 4g/day)
Max single dose: 1000 mg
Rectal Loading Dose
Then maintenance: 15-20 mg/kg q6h
Hepatic Impairment
Moderate: Reduce dose by 50%
Severe: AVOID - contraindicated
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