Table of Contents > Drug > Acetaminophen Print

Acetaminophen

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Notes
Related terms
Uses
Dosing
Safety
Author information

Notes

    Related terms
    • Brand Names: U.S.: AcephenT [OTC];APAP 500 [OTC];Aspirin Free Anacin® Extra Strength [OTC];Cetafen® Extra [OTC];Cetafen® [OTC];Excedrin® Tension Headache [OTC];Feverall® [OTC];Infantaire [OTC];Little FeversT [OTC];Mapap® Arthritis Pain [OTC];Mapap® Children's [OTC];Mapap® Extra Strength [OTC];Mapap® Infant's [OTC];Mapap® Junior Rapid Tabs [OTC];Mapap® [OTC];Nortemp Children's [OTC];OfirmevT;Pain & Fever Children's [OTC];Pain Eze [OTC];Silapap Children's [OTC];Silapap Infant's [OTC];TriaminicT Children's Fever Reducer Pain Reliever [OTC];Tylenol® 8 Hour [OTC];Tylenol® Arthritis Pain Extended Relief [OTC];Tylenol® Children's Meltaways [OTC];Tylenol® Children's [OTC];Tylenol® Extra Strength [OTC];Tylenol® Infant's Concentrated [OTC];Tylenol® Jr. Meltaways [OTC];Tylenol® [OTC];Valorin Extra [OTC];Valorin [OTC]
    • Brand Names: Canada: Abenol®;Apo-Acetaminophen®;Atasol®;Novo-Gesic;Pediatrix;Tempra®;Tylenol®
    • Mexican Brand Names: Adinol;Analphen;Dismifen;Doluvital ;Dolviran;Filanc;Mejoralito Junior;Mejoralito Pediátrico;Nordinet Infantil;Pharmacen-M;Sedalito;Sinedol;Tempra;Tylenol;Tylex;XL-Dol Infantil
    • Pharmacologic Category: Analgesic, Miscellaneous

    Uses
    • It is used to ease pain and fever.
    • Acetaminophen blocks chemicals that cause pain.
    • It lowers fever by changing the body's thermostat in the brain.

    Dosing

    How to take

    • Oral:
    • Do not take more than what your doctor told you to take. Liver problems may happen.
    • Take with or without food. Take with food if it causes an upset stomach.
    • Eat often to lower the chance of liver problems.
    • Long-acting products: Swallow whole. Do not chew, break, or crush.
    • You may sprinkle contents of capsule on soft food or liquid. Do not chew.
    • There is a liquid (elixir, suspension, solution, syrup) if you cannot swallow pills. Shake suspension well before use.
    • Those who have feeding tubes may also use the liquid. Flush the feeding tube before and after this drug is given.
    • Suppository:
    • Use suppository rectally.
    • Shot:
    • It is given as a shot into a vein.

    Missed Dose

    • Many times this drug is taken on an as needed basis.

    Storage

    • Store at room temperature.
    • Protect capsules and tablets from water. Do not store in a bathroom or kitchen.
    • Do not freeze suppositories.
    • The shot will be given to you in a hospital or doctor's office. You will not store it at home.

    Safety



    Avoid

    • If you have an allergy to acetaminophen or any other part of this drug.
    • Tell your doctor if you are allergic to any drugs. Make sure to tell about the allergy and what signs you had. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
    • Shot:
    • If you have very bad liver disease.

    Precautions

    • Avoid other sources of acetaminophen. An overdose may cause problems.
    • If you have kidney disease, talk with your doctor.
    • If you are taking a blood thinner, have your blood work checked. Talk with your doctor.
    • Check all drugs you are taking with your doctor. This drug may not mix well with some other drugs.
    • Avoid or limit drinking wine, beer, or mixed drinks to less than 3 drinks a day. Drinking too much alcohol may raise your chance of liver disease.
    • If you have PKU, talk with your doctor. Some products have phenylalanine.
    • Be careful if you have G6PD deficiency. Anemia may happen.
    • Tell your doctor if you are pregnant or plan on getting pregnant.

    Side Effects

    • Upset stomach or throwing up.
    • Harm to the liver may rarely happen.

    Contact a healthcare provider

    • If you think there was an overdose, call your local poison control center or ER right away.
    • Signs of a very bad reaction to the drug. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; seizures; or swelling of face, lips, tongue, or throat.
    • Change in thinking clearly and with logic.
    • Very bad belly pain.
    • Very upset stomach or throwing up.
    • Yellow skin or eyes.
    • Not able to eat.
    • Feeling very tired or weak.
    • Any rash.
    • Health problem is not better or you are feeling worse.

    General Statements

    • If you have a very bad allergy, wear an allergy ID at all times.
    • Do not share your drugs with others and do not take anyone else's drugs.
    • Keep all drugs out of the reach of children and pets.
    • Most drugs may be thrown away in household trash after mixing with coffee grounds or kitty litter and sealing in a plastic bag.
    • In Canada, take any unused drugs to the pharmacy. Also, visit http://www.hc-sc.gc.ca/hl-vs/iyh-vsv/med/disposal-defaire-eng.php#th to learn about the right way to get rid of unused drugs.
    • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
    • Call your doctor for help with any side effects. If in the U.S., you may also call the FDA at 1-800-FDA-1088 or if in Canada, you may also call Health Canada's Vigilance Program at 1-866-234-2345.
    • Talk with the doctor before starting any new drug, including OTC, natural products, or vitamins.

    Author information
    • Copyright © 1978-2010 Lexi-Comp Inc. All rights reserved.

    Copyright © 2011 Natural Standard (www.naturalstandard.com)


    The information in this monograph is intended for informational purposes only, and is meant to help users better understand health concerns. Information is based on review of scientific research data, historical practice patterns, and clinical experience. This information should not be interpreted as specific medical advice. Users should consult with a qualified healthcare provider for specific questions regarding therapies, diagnosis and/or health conditions, prior to making therapeutic decisions.

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