Paracetamol Dosage Calculator

Enter the child's weight and age in the paracetamol dosage calculator to calibrate the dosage and avoid the overdose of paracetamol.

Child's Weight:

weeks ▾

Child's Age:

kg ▾

Solution Strength:

Related

This Paracetamol Dosage Calculator enables users to find the ideal paracetamol dose per kg for their child. You can get the maximum single dose and the maximum daily dose of paracetamol.

How Does This Paracetamol Dosage Calculator Work?

The paracetamol dose calculator works by following these steps:

Input:

Enter the child’s age
Enter the child’s weight
Select the medication type
Hit the calculate button to find the paracetamol dosage

Output:

The calculator provides:

Maximum single dose
Maximum daily dose

Maximum Dosage of Paracetamol

The maximum dosage of paracetamol depends on the patient’s age and weight. Adults have higher maximum dosages, while children’s doses are lower based on their weight.

Patient	Timing	Maximum Dosage
Adult	One dose	1 g/dose
Adult	One day	4 g/day
Adult	One day (chronic use)	2.5 g/day
Child	One dose	20 mg/kg/dose
Child	One day	65 mg/kg/day

For adults, using a 250 mg paracetamol dosage calculator is recommended, while for babies, the 125 mg syrup dosage calculator helps prevent overdose.

Pediatric Dosage Chart

The chart below shows recommended paracetamol doses for children and adults.

Acetaminophen Dosage (For Fever & Pain)

Child’s Weight	Amount (mg)	Infant Oral Suspension 160 mg/5 ml	Syrup 160 mg/5 ml	Chewable 80 mg	Chewable 160 mg	Adult 325 mg
7 lbs	40 mg	1.25 ml	-	-	-	-
14 lbs	80 mg	2.5 ml	2.5 ml	-	-	-
21 lbs	120 mg	3.75 ml	3 ml	1.5 Tabs	-	-
28 lbs	160 mg	5 ml	5 ml	2 Tabs	1 Tab	-
42 lbs	240 mg	-	7 ml	3 Tabs	1.5 Tabs	-
56 lbs	325 mg	-	10 ml	4 Tabs	2 Tabs	1 Tab
84 lbs	480 mg	-	13–15 ml	5–6 Tabs	3 Tabs	1–1.5 Tabs
112 lbs	650 mg	-	20 ml	8 Tabs	4 Tabs	2 Tabs

You can check all calculations with the paracetamol calculator to avoid overdose.

Paracetamol Dosage and Various Potencies

Paracetamol dosage varies by age and weight. Common forms include:

Infant Syrup (100–250 mg/5 ml)
Six plus syrup (250 mg/5 ml)
Tablets (500 mg)

Paracetamol Dosage and Potential Dangers

Paracetamol doses for babies must be carefully calibrated. Overdose risks include:

Dosage should be calculated using actual body weight, not age, without exceeding adult limits
Malnourished children are more prone to toxicity
Caregivers should record each dose and use a syringe for accuracy, especially for young children

Using a paracetamol calculator helps avoid accidental overdosing.