Ampicillin / Sulbactam

AMPICILLIN; SULBACTAM is a penicillin antibiotic. It is used to treat certain kinds of bacterial infections. It will not work for colds, flu, or other viral infections. Compare penicillin antibiotics.

Potentially Unavailable: This drug has recently experienced shortages and may not be available at your pharmacy. Please call ahead to confirm availability. Learn More


Unasyn Side Effects

What should I watch for?

Tell your doctor or health care professional if your symptoms do not improve or if you get new symptoms.

Do not treat diarrhea with over the counter products. Contact your doctor if you have diarrhea that lasts more than 2 days or if the diarrhea is severe and watery.

This medicine can interfere with some urine glucose tests. If you use such tests, talk with your health care professional.

Birth control pills may not work properly while you are taking this medicine. Talk to your doctor about using an extra method of birth control.


Side Effects to watch for

Side effects that you should report to your doctor or health care professional as soon as possible:

  • allergic reactions like skin rash or hives, swelling of the face, lips, or tongue
  • chest pain
  • difficulty breathing
  • fever, chills
  • pain or difficulty passing urine
  • redness, blistering, peeling or loosening of the skin, including inside the mouth
  • seizures
  • unusual bleeding, bruising
  • unusually weak or tired

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

What may interact with this drug?

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