What is acetaminophen used for? 

Acetaminophen non-opioid medication which can be used for: 

• Pain/discomfort 

• Fevers 

How does acetaminophen work (mechanism of action)?

It isn't completely understood how acetaminophen works to help pain but it is thought that it stops certain pain pathways in the central nervous system. Acetaminophen helps fevers by temporarily turning off the temperature center of the brain.

What are the most common side effects seen with acetaminophen? 

• Nausea

• Vomiting 

Contraindications

• Acetaminophen shouldn’t be taken if your child has had an anaphylactic reaction (hives or swelling of the tongue) to acetaminophen previously. 

• Acetaminophen should generally be avoided if your child has severe liver dysfunction. 

Tips & Tricks to administer acetaminophen

If your child is having difficulty taking acetaminophen (liquid or tablets), it can be mixed in some foods or beverages. Please keep in mind that if a medication is mixed with food or drink, it should be taken immediately. The mixture should not be saved or consumed later.

Acetaminophen oral solution (liquid) and tablets can be mixed with any food or beverage based on the preference of the child. 

How to store acetaminophen

• Acetaminophen tablets and oral solution (liquid) should be stored at room temperature. 

• Acetaminophen tablets should be stored at room temperature. Avoid storing chewable tablets in places with high humidity (medicine cabinets in the same room as showers). 

Breast feeding considerations 

• Acetaminophen can be present in breast milk if being taken by the mother. 

• Acetaminophen is generally considered as compatible with breastfeeding. 

Dosing

Do not exceed 4-5 doses per day 

The information in this database regarding prescription drugs is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interaction or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate, or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment. See disclaimer.