Biaxin

Generic Name: clarithromycin (kla RITH roe MYE sin)
Brand Name: Biaxin

What is Biaxin?

Biaxin (clarithromycin) is a macrolide antibiotic. Clarithromycin fights bacteria in your body.

Biaxin is used to treat many different types of bacterial infections affecting the skin and respiratory system. It is also used together with other medicines to treat stomach ulcers caused by Helicobacter pylori.

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

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Important information

You should not use Biaxin if you have a life-threatening heart rhythm disorder, a history of Long QT syndrome, low levels of potassium in your blood, if you have ever had jaundice or liver problems caused by taking Biaxin, or if you have liver or kidney disease and are also taking colchicine.

Many other drugs can interact with clarithromycin. There are certain medicines that can cause life-threatening drug interactions with clarithromycin, Tell each of your healthcare providers about all medicines you use now, and any medicine you start or stop using.

Take Biaxin for the full prescribed length of time. Your symptoms may improve before the infection is completely cleared. Skipping doses may also increase your risk of further infection that is resistant to antibiotics. Biaxin will not treat a viral infection such as the common cold or flu.

Before taking this medicine

You should not use Biaxin if you are allergic to clarithromycin or similar medicines such as azithromycin (Zithromax, Z-Pak, Zmax), erythromycin, or telithromycin, or if you have:

Some medicines can cause unwanted or dangerous effects when used with Biaxin. Your doctor may need to change your treatment plan if you use any of the following drugs:

To make sure Biaxin is safe for you, tell your doctor if you have:

It is not known whether Biaxin will harm an unborn baby. Tell your doctor if you are pregnant or if you become pregnant while using this medicine.

In animal studies, clarithromycin caused birth defects. However, very high doses are used in animal studies. It is not known whether these effects would occur in people using regular doses. Ask your doctor about your risk.

Clarithromycin can pass into breast milk and may harm a nursing baby. Tell your doctor if you are breast-feeding a baby.

Do not give this medicine to a child younger than 6 months of age.

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How should I take Biaxin?

Take Biaxin exactly as prescribed by your doctor. Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts or for longer than recommended.

You may take Biaxin tablets and oral suspension (liquid) with or without food.

Clarithromycin extended-release tablets (Biaxin XL) should be taken with food.

Do not crush, chew, or break an extended-release tablet. Swallow it whole.

Shake the oral suspension (liquid) well just before you measure a dose. Measure liquid medicine with the dosing syringe provided, or with a special dose-measuring spoon or medicine cup. If you do not have a dose-measuring device, ask your pharmacist for one.

Use this medicine for the full prescribed length of time. Biaxin is usually given for up to 7 to 14 days. Your symptoms may improve before the infection is completely cleared. Skipping doses may also increase your risk of further infection that is resistant to antibiotics. Biaxin will not treat a viral infection such as the flu or a common cold.

Store at room temperature away from moisture and heat. Keep the bottle tightly closed when not in use.

Do not keep the oral liquid in a refrigerator. Throw away any liquid that has not been used within 14 days.

What happens if I miss a dose?

Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.

What happens if I overdose?

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

Overdose symptoms may include severe stomach pain, nausea, vomiting, or diarrhea.

What should I avoid while taking Biaxin?

Antibiotic medicines can cause diarrhea, which may be a sign of a new infection. If you have diarrhea that is watery or bloody, stop taking Biaxin and call your doctor. Do not use anti-diarrhea medicine unless your doctor tells you to.

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Biaxin side effects

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

Call your doctor at once if you have:

Older adults may be more likely to have heart rhythm side effects, including a life-threatening fast heart rate.

Common Biaxin side effects may include:

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.

See also: Side effects (in more detail)

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What other drugs will affect Biaxin?

Many drugs can interact with clarithromycin. Not all possible interactions are listed here. Tell your doctor about all your medications and any you start or stop using during treatment with Biaxin, especially:

This list is not complete and many other drugs can interact with clarithromycin. This includes prescription and over-the-counter medicines, vitamins, and herbal products. Give a list of all your medicines to any healthcare provider who treats you.

Where can I get more information?


Copyright 1996-2017 Cerner Multum, Inc. Version: 17.02. Revision Date: 2015-11-30, 2:26:18 PM.