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cephalexin (generic name)

(sef a LEX in): A first generation cephalosporin - It is used to treat certain kinds of bacterial infections It will not work for colds, flu, or other viral infections
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Cephalexin Hydrochloride Oral tablet

What side effects may I notice from receiving this medicine?

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
  • breathing problems
  • pain or trouble passing urine
  • redness, blistering, peeling or loosening of the skin, including inside the mouth
  • severe or watery diarrhea
  • unusually weak or tired
  • yellowing of the eyes, skin

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

  • gas or heartburn
  • genital or anal irritation
  • headache
  • joint or muscle pain
  • nausea, vomiting

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

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 59 and 86 degrees F (15 and 30 degrees C). Throw away any unused medicine after the expiration date.

NOTE:This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

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Last Updated

March 23, 2009

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