Acetaminophen Suppository Dosage

For children ages 12 and older, the recommended acetaminophen suppository dosage is 650 mg every four to six hours as needed. Children 6 to 12 years old generally take 325 mg, while younger children 3 to 6 years old can take 120 mg every four to six hours. Acetaminophen suppository dosing for children 3 to 36 months old typically starts at 80 mg.

 

Acetaminophen Suppository Dosage: An Introduction

The recommended dose of acetaminophen suppositories will vary depending on a number of factors, including:
 
  • Your child's age
  • Other medications your child may be taking
  • Other medical conditions your child may have.
     
As is always the case, do not adjust the dose of acetaminophen suppositories unless your healthcare provider specifically instructs you to do so.
 

Acetaminophen Suppository Dosing Chart

Refer to the following chart for information for the recommend acetaminophen suppository dose:
 
Age
Dose (mg)
Under 3 months
Ask your healthcare provider
3 to 11 months
80 mg every six hours as needed
12 to 36 months
80 mg every four hours as needed
3 to 6 years
120 mg every four to six hours as needed
6 to 12 years
325 mg every four to six hours as needed
12 and over
650 mg every four to six hours as needed
 
Do not use more than six suppositories in 24 hours.
 
(Acetaminophen Suppository Dosage Continued: Page 2)
Written by/reviewed by: Kristi Monson, PharmD; Arthur Schoenstadt, MD
Last reviewed by: Kristi Monson, PharmD;