Frequently Asked Questions

Choose from the topics below to learn more about what’s important to you.
What are the side effects of taking Advil?

Over 30 years of studies and use have shown that Advil®, when used as directed, is safe and effective at relieving pain. As with all medicines however, some side effects may occur.

Before using Advil®, we recommend you read our warnings. Learn more about the side effects of Advil®.

Warnings:

Allergy alert: Ibuprofen may cause a severe allergic reaction, especially in people allergic to aspirin. Symptoms may include:

  • Hives
  • facial swelling
  • asthma (wheezing)
  • shock
  • skin reddening
  • rash
  • blisters

If an allergic reaction occurs, stop use and seek medical help right away.

Stomach bleeding warning: This product contains an NSAID, which may cause severe stomach bleeding. The chance is higher if you

  • are age 60 or older
  • have had stomach ulcers or bleeding problems
  • take a blood thinning (anticoagulant) or steroid drug
  • take other drugs containing prescription or nonprescription NSAIDs [aspirin, ibuprofen, naproxen, or others]
  • have 3 or more alcoholic drinks every day while using this product
  • take more or for a longer time than directed


Heart attack and stroke warning: NSAIDs, except aspirin, increase the risk of heart attack, heart failure, and stroke. These can be fatal. The risk is higher if you use more than directed or for longer than directed.

Do not use

  • if you have ever had an allergic reaction to any other pain reliever/fever reducer
  • right before or after heart surgery


Ask a doctor before use if

  • stomach bleeding warning applies to you
  • you have problems or serious side effects from taking pain relievers or fever reducers
  • you have a history of stomach problems, such as heartburn
  • you have high blood pressure, heart disease, liver cirrhosis, kidney disease, asthma, or had a stroke
  • you are taking a diuretic


Ask a doctor or pharmacist before use if you are

  • under a doctor’s care for any serious condition
  • taking aspirin for heart attack or stroke, because ibuprofen may decrease this benefit of aspirin
  • taking any other drug


When using this product

  • take with food or milk if stomach upset occurs


Stop use and ask a doctor if

  • you experience any of the following signs of stomach bleeding:
    • feel faint
    • vomit blood
    • have bloody or black stools
    • have stomach pain that does not get better
  • you have symptoms of heart problems or stroke
    • chest pain
    • trouble breathing
    • weakness in one part or side of body
    • slurred speech
    • leg swelling
  • pain gets worse or lasts more than 10 days
  • fever gets worse or lasts more than 3 days
  • redness or swelling is present in the painful area
  • any new symptoms appear

Contact Us

By Phone

Call a customer service representative toll-free at:
1-800-882-3845 (1-800-88-ADVIL)
Mon-Fri, 9AM-5PM EST

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Via Mail

Send questions to:
PCH Product Information
Pfizer Inc., PO Box 1043
Kings Mountain, NC 28086

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