• Biaxin is in a class of medicines called macrolide antibiotics. It is used to treat bacterial infections in many parts of the body such as the ears, throat, lungs, sinuses, and skin. It is used in combination with other medicines to treat stomach ulcers caused by bacteria.
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How should you take this medication?

• Biaxin may be taken with meals or milk or on an empty stomach. Take this medication with a full glassof water.
   
• Do not crush, chew, or break an extended-release tablet. Swallow the pill whole. It is specially made to release medicine slowly in the body. Breaking the pill would cause too much of the drug to be released at one time.
   
• Shake the oral suspension well just before you measure a dose. To be sure you get the correct dose, measure the liquid with a marked measuring spoon or medicine cup, not with a regular table spoon.
   
• If you miss a dose, take it as soon as you remember. If it is almost time for your next dose, take the one you missed and take the next one 5 to 6 hours later. Then go back to your regular schedule.

General Precautions with Biaxin

• Tell your doctor if you have ever had any unusual or allergic reaction to clarithromycin or to any related medicines, such as erythromycin.
   
• This medication should be used with caution if you have certain medical conditions. Before using this medicine, consult your doctor or pharmacist if you have: liver or kidney disease, certain heart problems, mineral imbalance (e.g., low potassium or magnesium levels), family history of certain heart rhythm disorders
   
• This medication should be used only when clearly needed during pregnancy.

What are the possible side effects of Biaxin?

• Some side effects can be serious. The following symptoms are uncommon, but if you get any of them, call your doctor right away:
   

• severe skin rash

• hives

• itching

• trouble breathing or swallowing

• swelling of the face, throat, eyes, tongue, or lips
   

• Other side effects: some common, but less serious side effects may include diarrhea, nausea, abnormal taste, stomach pain, and headache.