What side effects may I notice from receiving Ampicillin?

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

-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-bloody or watery diarrhea
-breathing problems
-feeling faint; lightheaded, falls
-fever
-redness, blistering, peeling, or loosening of the skin, including inside the mouth
-seizures
-trouble swallowing
-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):

-diarrhea
-nausea, vomiting

This list may not describe all possible side effects for Ampicillin. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.