Pronunciation: fye DAX oh MYE sin

Brand: Dificid


slide 1 of 1, Dificid,

200 mg, oblong, white, imprinted with FDX, 200

Image of Dificid
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What is the most important information I should know about fidaxomicin?

Fidaxomicin should not be used to treat infections that are not related to Clostridium difficile. This medicine is for use only to treat diarrhea caused by infection with Clostridium difficile.

Call your doctor at once if you have a serious side effect such as fever, chills, flu symptoms, mouth sores, pale skin, feeling light-headed or short of breath, rapid heart rate, trouble concentrating, bloody or tarry stools, or coughing up blood or vomit that looks like coffee grounds.

What is fidaxomicin?

Fidaxomicin is a macrolide antibiotic that fights bacteria.

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

Fidaxomicin is for use in adults and children at least 6 months old.

Fidaxomicin works differently from other medicines because it passes into your stomach and intestines without being absorbed into your bloodstream.

Fidaxomicin may also be used for purposes not listed in this medication guide.

What should I discuss with my healthcare provider before taking fidaxomicin?

You should not use this medicine if you are allergic to fidaxomicin or other macrolide antibiotics, such as azithromycin, clarithromycin, erythromycin, or telithromycin.

Fidaxomicin should not be used to treat infections that are not related to Clostridium difficile. This medicine 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.

Tell your doctor if you are pregnant or breastfeeding.

Fidaxomicin is not approved for use by anyone younger than 6 months old.

How should I take fidaxomicin?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Use the medicine exactly as directed.

You may take fidaxomicin with or without food.

Shake the oral suspension (liquid) before you measure a dose. Use the dosing syringe provided, or use a medicine dose-measuring device (not a kitchen spoon).

Carefully follow directions when measuring the dose for a child. Fidaxomicin doses are based on weight in children.

Fidaxomicin is usually taken for 10 days. Follow your doctor's dosing instructions very carefully.

Use this medicine for the full prescribed length of time, even if your symptoms quickly improve. Skipping doses can increase your risk of infection that is resistant to medication. Fidaxomicin will not treat a viral infection such as the flu or a common cold.

Store fidaxomicin tablets in the original bottle at room temperature away from moisture and heat.

Store fidaxomicin liquid in the refrigerator, do not freeze. Take the medicine out of the refrigerator 15 minutes before giving each dose. Do not leave the medicine out for longer than 15 minutes.

Throw away any unused liquid after 12 days.

What happens if I miss a dose?

Take the medicine as soon as you can, but skip the missed dose if it is almost time for your next dose. Do not take two doses at one time.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

What should I avoid while taking fidaxomicin?

Do not use fidaxomicin to treat any condition that has not been checked by your doctor.

What are the possible side effects of fidaxomicin?

Stop taking fidaxomicin and get emergency medical help if you have signs of an allergic reaction: hives, rash, itching; difficult breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have:

  • inflammation in your colon --stomach pain and bloating, painful or bloody stools, fast heartbeats, cool or clammy skin, feeling like you might pass out;
  • low blood cell counts --fever, chills, tiredness, mouth sores, skin sores, easy bruising, unusual bleeding, pale skin, cold hands and feet, feeling light-headed or short of breath; or
  • signs of stomach bleeding --bloody or tarry stools, coughing up blood or vomit that looks like coffee grounds.

Common side effects may include:

  • nausea, vomiting, stomach pain;
  • diarrhea, constipation;
  • stomach bleeding;
  • fever;
  • low blood cell counts;
  • abnormal liver function tests; or
  • rash.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What other drugs will affect fidaxomicin?

Other drugs may affect fidaxomicin, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell your doctor about all your current medicines and any medicine you start or stop using.

Where can I get more information?

Your pharmacist can provide more information about fidaxomicin.

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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