Drug Dosage Tables

Acetaminophen Dosage

ACETAMINOPHEN DOSAGE (FOR FEVER AND PAIN)

Child's weight more than (pounds) 7 14 21 28 42 56 84 112 lbs
Total Amount (mg) 40 80 120 160 240 325 480 650 mg
Infant Drops 80 mg/0.8 ml 0.4 0.8 1.2 1.6 2.4 -- -- -- ml
Syrup: 160 mg/5 ml (1 tsp) -- ½ ¾ 1 2 4 tsp
Chewable 80 mg. tablets -- -- 2 3 4 5-6 8 tabs
Chewable 160 mg. tablets -- -- -- 1 2 3 4 tabs
Adult 325 mg. tablets -- -- -- -- -- 1 2 tabs
Adult 500 mg. tablets -- -- -- -- -- -- 1 1 tab
  • Indications: Treatment of fever and pain.

    Table Notes:

    • DOSAGE: Determine by finding child's weight in the top row of the dosage table
    • BRAND NAMES: Tylenol, Feverall (suppositories), generic acetaminophen
    • FREQUENCY: Repeat every 4-6 hours as needed. Don't give more than 5 times a day.
    • ADULT DOSAGE:  650 mg
    • MELTAWAYS:  Dissolvable tabs that come in 80 mg and 160 mg (jr. strength)
    • SUPPOSITORIES: Acetaminophen also comes in 80, 120, 325 and 650 mg suppositories (the rectal dose is the same as the dosage given by mouth).
    • EXTENDED-RELEASE: Avoid 650 mg oral products in children (Reason: they are q 8 hour extended-release)
    • PRECAUTIONS:
      • - Don't use under 3 months of age (Reason: fever during the first 12 weeks of life needs to be documented in a medical setting and if present, your infant needs a complete evaluation).
      • - Avoid multi-ingredient products in children under 6 years of age (Reason: AAP recommendation October 2007).

Disclaimer: This information is not intended be a substitute for professional medical advice. It is provided for educational purposes only. You assume full responsibility for how you choose to use this information.

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