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Paracetamol Dosage Calculator

Say goodbye to the confusion - easily determine the right paracetamol dosage for your needs.

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Home / Health Insurance / Calculators / Articles / Paracetamol Dosage Calculator

Paracetamol, commonly referred to as acetaminophen, is a popular analgesic and antipyretic medicine used to treat pain and fever. However, it should be noted that consuming too much of it might cause damage to the liver, nausea, vomiting, and stomach pain. In this regard, the dosing advice for children and adults is based on their age and weight. However, the prescribed dose, in the case of adults, may vary depending on the severity of the pain or the presence of a fever. Thus, a Paracetamol Dosage Calculator (PDC) becomes useful because it provides the correct dosage depending on criteria such as age, weight, and the severity of the ailment being treated. In this article, we shall discuss what a Paracetamol Dose Calculator is, how it functions, and precautions to be taken while dosing.

What is a Paracetamol Dose Calculator?
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The Paracetamol Dosage Calculator is an important tool for estimating the appropriate dosage of Paracetamol to administer to an individual. It is especially important for youngsters, who require the exact dosage to avoid side effects.

The PDC has been designed to aid individuals in calculating the appropriate Paracetamol dosage for both children and adults. The calculator evaluates the individual's weight, age, and temperature to provide an accurate dose recommendation.

The PDC for Adults and Children is a simple tool that is available for free online. To make sure that the recommended dose is correct, it is essential to enter accurate details. Using the calculator makes sure people understand the proper dose and do not exceed the suggested limits, preventing the onset of any adverse effects of the medicine.

Although Paracetamol is a widespread pain reliever and fever reducer, consuming too much or too little of it can be harmful to one's health. Its overdose can cause liver damage and even death, yet taking too little may not give significant pain relief or fever control. As a result, using a Paracetamol Dosage Calculator can help ensure that this medication is used safely and effectively.

How does Paracetamol Dosage Calculator work?
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The Paracetamol dose calculator can be used by entering the age, weight, and medication type, and then the Paracetamol Dosage will be calculated. The PDC may show two types of results, such as the maximum single dose and the maximum daily dose.

Suppose your child is five years old and weighs 25 kilograms. First, the Paracetamol Dosage Calculator will calculate the following figures.

Because tablets are difficult for children to swallow, Paracetamol for paediatric use is often available in liquid form. Thus, in this case, the Paracetamol Dosage Calculator will calculate the dosage in the following ways.

However, adults, as well as kids 12 years of age and older, should take 500 to 1,000 mg every four to six hours as required, with a maximum of 4,000 mg over a 24-hour period.

What is the highest dosage of Paracetamol?
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The highest possible Paracetamol dosage is determined by the patient's age and weight. The dosage is highest for adults and reduced for children due to their lesser weight. For adults, it is preferable to use the 250 mg Paracetamol Dosage Calculator. To avoid overdose, it is best to use the 125 mg syrup PDC for young children. The following table shows the timing and maximal dosage that can be administered to children and adults.



Maximal Dosage


One dose



One day

4 g/day


One day (chronic use)

2.5 g/day


One dose

15 mg/kg/dose


One day

60 mg/kg/day

Precautions to be implemented while dosing Paracetamol
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When using weight-based dosage on children weighing more than 65 kg, use caution so that the daily adult dose (4 g/day) of Paracetamol is not exceeded. Precautions should also be taken when giving Paracetamol to kids who are severely underweight or undernourished because they are more vulnerable to Paracetamol toxicity due to their lower levels of the detoxifying glutathione enzyme. In such circumstances, lower doses of 10 mg/kg or extended dosing intervals may be implemented.

The most common errors in Paracetamol administration may include the following.

It would be prudent to administer the lowest effective dose for the shortest period of time. To minimise overdosing or harmful consumption, following safe dosage guidelines is essential.

Frequently Asked Questions (FAQs)
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Here are some FAQs related to Paracetamol Dosage Calculator.


How to calculate the Paracetamol dosage for a child?

To find out the dosage of Paracetamol, the calculation is as follows. First, find out the child's weight. For children, the normal Paracetamol dose is 15 mg/kg body weight. Now, multiply 15 mg by the child's weight. Hence, the formula is shown below. Suppose the weight of your child is 20 kg. Hence, the required single dose of Paracetamol would be as follows. 20kg x 15 mg/kg = 300mg

Can I take Paracetamol if I am pregnant or breastfeeding?

If you're pregnant, the best-preferred pain reliever should be Paracetamol. It is used often throughout pregnancy and has no negative effects on the baby. During nursing, Paracetamol is a first-line painkiller. It is found in extremely small concentrations in breast milk. It has no detrimental effects on children during breastfeeding.

What is the maximum Paracetamol dosage?

The highest possible Paracetamol dosage is determined by the patient's age and weight. 


 Disclaimer: The content on this page is generic and shared only for informational and explanatory purposes. Please consult a doctor before making any health-related decisions.