Fidaxomicin: Uses & Side Effects

Fidaxomicin is an antibiotic that fights bacteria.

Fidaxomicin is used to treat diarrhea caused by infection with Clostridium difficile.

Before taking this medicine

You should not use fidaxomicin if you are
allergic to it.

Fidaxomicin should not be used to treat
infections that are not related to Clostridium difficile. This medication is
for use only to treat diarrhea caused by infection with Clostridium difficile.
Fidaxomicin will not treat a viral infection such as the common cold or flu.

FDA pregnancy category B. Fidaxomicin is not expected to harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant during treatment.

It is not known whether fidaxomicin passes
into breast milk or if it could harm a nursing baby. Do not use this medication
without telling your doctor if you are breast-feeding a baby.

Do not give this medication to anyone under
18 years old without medical advice.

Side effects

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have a
serious side effect such as:

  • fever, chills, body aches, flu symptoms, sores in your mouth and
  • pale skin, feeling light-headed or short of breath, rapid heart
    rate, trouble concentrating;
  • black, bloody, or tarry stools; or
  • coughing up blood or vomit that looks like coffee grounds.

Less serious side effects may include:

  • nausea, vomiting, stomach pain;
  • bloating or gas; or
  • mild rash or itching.

Keyword: fidaxomicin.

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