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Healthwise Catholic Symptom Checker - Special

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Aspirin

Topic Overview

Aspirin (such as Anacin, Bayer, or Bufferin) relieves pain and reduces fever and inflammation.

Warning: Do not give aspirin to anyone younger than 20 unless your doctor tells you to do so because of the risk of Reye syndrome .

Be sure to follow the nonprescription medicine precautions.

Dosage: Adults (age 20 and older), 650 mg every 4 hours, as needed. Maximum adult dose is 4,000 mg in a 24-hour period.

Aspirin is a nonsteroidal anti-inflammatory drug (NSAID). For information about other NSAIDs, see nonsteroidal anti-inflammatory drugs (NSAIDs).

Side effects of aspirin include:

  • Stomach upset or discomfort, which is the most common side effect. Taking aspirin with food may help.
  • Ringing in the ears. Stop taking aspirin or take a smaller dose until the ringing goes away.
  • Eye problems, such as blurred or double vision.
  • Dizziness.
  • Rapid, deep breathing.

Stop taking aspirin and call a health professional if side effects do not go away within 4 hours after the last dose of aspirin was taken.

Reasons not to take aspirin

Do not take aspirin if you:

  • Are allergic to aspirin.
  • Are pregnant or trying to become pregnant.
  • Are breast-feeding.
  • Have nasal polyps.
  • Have a blood-clotting disorder.
  • Have peptic ulcer disease.
  • Have a history of gastrointestinal bleeding.
  • Have a hangover.

Do not take aspirin if you are taking:

  • Blood thinners (anticoagulants).
  • Oral diabetes medicines.

Credits

By Healthwise Staff
Primary Medical Reviewer William H. Blahd, Jr., MD, FACEP - Emergency Medicine
Specialist Medical Reviewer David Messenger, MD
Current as of June 4, 2014

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