Skip to content

    Allergies Health Center

    Font Size

    How to Find Out if You've Got a Drug Allergy

    When your doctor tries to figure out if a medicine you take is triggering an allergic reaction, there's a bit of detective work involved. You'll need to work together to get at the truth.

    One big way you can help is to ask yourself eight key questions, write down the answers, and bring that info to your next appointment:

    Recommended Related to Allergies

    Lighten Your Child's Allergy Load

    Coughing, sneezing, itching, wheezing -- kids with allergies face a lot of miserable symptoms. And, your child's triggers may change over time. Sudden weather changes also can make symptoms flare. Learn what triggers your child's allergies now, at least, and get serious about avoiding them. These tips can help you improve your child's breathing and quality of life. Learn Your Child's Allergy Triggers Write down what causes your child's symptoms: Dust Pollen Mold,...

    Read the Lighten Your Child's Allergy Load article > >

    1. What medicines did you take before the reaction? What was the dose?
    2. What symptoms did you have?
    3. How quickly did they start after you took the drug?
    4. Did they change or fade over time?
    5. Did you do anything to ease the symptoms? Did it help?
    6. Have you had any drug allergies before? If so, to what?
    7. Do you have other allergies, such as nasal allergies to pollen or mold?
    8. Do you have any medical conditions?

    Also bring a list of the medicines, vitamins, and supplements you use. Even better, put all the bottles in a bag and take them with you so your doctor can see them.

    WebMD Medical Reference

    Reviewed by Stanley M. Fineman, MD, MBA on October 14, 2014

    Today on WebMD

    man blowing nose
    Make these tweaks to your diet, home, and lifestyle.
    Allergy capsule
    Breathe easier with these products.
    cat on couch
    Live in harmony with your cat or dog.
    Woman sneezing with tissue in meadow
    Which ones affect you?

    blowing nose
    woman with sore throat
    lone star tick
    Woman blowing nose

    Send yourself a link to download the app.

    Loading ...

    Please wait...

    This feature is temporarily unavailable. Please try again later.


    Now check your email account on your mobile phone to download your new app.

    cat lying on shelf
    Allergy prick test
    Man sneezing into tissue
    Woman holding feather duster up to face, twitching