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Paracetamol Dosage Calculator

Paracetamol Dosage Calculator

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Child's Weight


Medication Type

Solution Strength


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This Paracetamol Dosage Calculator enables users to find the perfect 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 can be administered by the following steps


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


The paracetamol dosage calculator have the following result:

  • Maximum single dose
  • Maximum daily dose

What is the Maximum Dosage of Paracetamol?

The maximum dosage of paracetamol depends upon the patient’s age and weight. The dosage quantity is maximum for adults and it is reduced for children as their weight is less.


Patient Timing            Maximum dosage
Adult One dose 1g/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, it is better to use the paracetamol 250 mg dosage calculator and it is best to use the app for calculating the dosage for the adults. For babies it is better to use the paracetamol 125 mg syrup dosage calculator to avoid overdose

Pediatric Dosage Chart

The chart below describes paracetamol dose for children and for adults calculated by the paracetamol pediatric dose calculator

Acetaminophen Dosage (For Fever & Pain)

Child’s Weight Infant Oral Suspension

160 mg/5 ml


160 mg/5 ml


80 mg


160 mg


325 mg

More Than Amount (mg) Dropper Only Milliliters Tablet Tablet Tablet
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 ml -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 the calculations by the paracetamol calculator and to avoid overdose.

Paracetamol Dosage and Various Potencies:

The paracetamol dosage by weight is different for children and for adults. There are various forms of paracetamol 100mg/ml dosage by weight child and paracetamol 125 mg syrup dosage for baby.  The tablets normally contain a potency greater than 500 mg for adults, the paracetamol dosage calculation is changing along with the weight and age of a person.

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

Paracetamol Dosage and Various Dangers:

The paracetamol 250 mg dosage for babies should be perfectly calibrated according to the weight and age of the growing baby and persons.

There can be following various dangers of the overdose of Paracetamol and its effect on 

  • Paracetamol dosage per kg is dosed in milligrams of body weight, rather than by age, the dosage should be calculated in children using actual body weight, without exceeding the adult dose.
  • Children who are malnourished are more prone to paracetamol toxicity due to their overweight
  • Advise caregivers to record each dose of paracetamol they administer, especially to the children and utilize a syringe to measure dose volume, paracetamol 250 mg dosage for 4-year-old should be properly administered as there is a great risk of over dosage. 

The caregiver can use the paracetamol 250 mg paracetamol calculator and can avoid the extra dosage.


How Can I Calculate the Paracetamol Dosage For a Child of 19 kg?

285 mg is the suitable dosage for a 19 years old young boy. The Procedure for measuring the pediatric dose calculator is as follows:

  • Find the weight of the child 
  • For per Kg, you need 15 mg/Kg of body
  • Multiply 19 Kg by 15 mg
  • The single dosage = 19 × 15 mg = 285 mg

What Dosage of Paracetamol Can I Take When Pregnant?

When pregnant, you can take a standard 500 mg of an adult paracetamol dose. The paracetamol dosage calculator can make the task easy to avoid the over dosage.


From the source of Wikipedia: Hydrocodone/paracetamol, Uses

From the source of Dosing & Uses, Analgesia & Fever