Table of Contents > Drug > Aspirin Print



Related terms
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    Related terms
    • Brand Names: U.S.: Ascriptin® Maximum Strength [OTC];Ascriptin® Regular Strength [OTC];Aspercin [OTC];Aspergum® [OTC];Aspir-low [OTC];Aspirtab [OTC];Bayer® Aspirin Extra Strength [OTC];Bayer® Aspirin Regimen Adult Low Strength [OTC];Bayer® Aspirin Regimen Children's [OTC];Bayer® Aspirin Regimen Regular Strength [OTC];Bayer® Genuine Aspirin [OTC];Bayer® Plus Extra Strength [OTC];Bayer® Women's Low Dose Aspirin [OTC];Buffasal [OTC];Bufferin® Extra Strength [OTC];Bufferin® [OTC];Buffinol [OTC];Ecotrin® Arthritis Strength [OTC];Ecotrin® Low Strength [OTC];Ecotrin® [OTC];Halfprin® [OTC];St Joseph® Adult Aspirin [OTC];Tri-Buffered Aspirin [OTC]
    • Brand Names: Canada: Asaphen;Asaphen E.C.;Entrophen®;Novasen;Praxis ASA EC 81 Mg Daily Dose

    • It is used to stop heart attacks.
    • It is used to stop strokes.
    • It is used to ease pain, swelling, and fever.
    • It is used to treat arthritis.
    • It is used to treat gout attacks.
    • It is used to treat rheumatic fever.
    • It is used to protect bypass grafts and stents in the heart.
    • Aspirin blocks chemicals that cause pain and swelling.
    • It lowers fever by changing the body's thermostat in the brain.
    • It stops platelets from getting sticky and clumping.


    How to take

    • To gain the most benefit, do not miss doses.
    • Take with or without food. Take with food if it causes an upset stomach.
    • Swallow enteric-coated and long-acting products whole. Do not chew, break, or crush.
    • Chewable tablet: Chew or crush well. Mix crushed tablet with food. Do not swallow it whole.
    • Use suppository rectally.

    Missed Dose

    • Take a missed dose as soon as you think about it.
    • If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
    • Do not take 2 doses at the same time or extra doses.
    • Many times this drug is taken on an as needed basis.
    • Do not change the dose or stop this drug. Talk with the doctor.


    • Oral:
    • Store at room temperature.
    • Protect from light.
    • Protect from water. Do not store in a bathroom or kitchen.
    • Suppository:
    • Store in a refrigerator. Do not freeze.
    • Do not use suppositories if they have a vinegar smell.



    • Do not give children and teenagers aspirin for flu signs or chickenpox.
    • Stent patients: Talk with your heart doctor before stopping this drug, even if told to do so by some other doctor.
    • Sometimes drugs are not safe when you take them with certain other drugs. Taking them together can cause bad side effects. This is one of those drugs. Be sure to talk to your doctor about all the drugs you take.


    • Do not give to a child younger than 16 years of age for flu or chickenpox signs.
    • If you have an allergy to aspirin 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.
    • If you have any of these health problems: Asthma, bleeding problems, nose polyps, or rhinitis.
    • If you are more than 24 weeks pregnant.


    • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
    • If you have had an ulcer or bleeding from your stomach or bowel, talk with your doctor.
    • Have your blood work checked often. Talk with your doctor.
    • Check all drugs you are taking with your doctor. This drug may not mix well with some other drugs.
    • Talk with your doctor before using products that have aspirin, blood thinners, garlic, ginseng, ginkgo, ibuprofen or like products, pain drugs, or vitamin E.
    • Tell dentists, surgeons, and other doctors that you use this drug.
    • Take good care of your teeth. See a dentist often.
    • Stent patients: Talk with your heart doctor before stopping this drug for any reason.
    • You may bleed more easily. Be careful and avoid injury. Use a soft toothbrush and an electric razor.
    • Avoid beer, wine, or mixed drinks.
    • Tell your doctor if you are pregnant or plan on getting pregnant.
    • Use birth control that you can trust to stop pregnancy while taking this drug.
    • Tell your doctor if you are breast-feeding.

    Side Effects

    • Belly pain or heartburn.
    • Upset stomach or throwing up. Many small meals, good mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help.
    • Bleeding problems.

    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 or gray skin color; seizures; or swelling of face, lips, tongue, or throat.
    • Trouble breathing.
    • Very bad dizziness or passing out.
    • Change in thinking clearly and with logic.
    • Very bad headache.
    • Ringing in ears.
    • Black, tarry, or bloody stools.
    • Blood in the urine.
    • Any bruising or bleeding.
    • Any rash.
    • Side effect or 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 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 © 1978-2013 Lexi-Comp Inc. All rights reserved.

    Copyright © 2011 Natural Standard (

    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.