Biaxin, also known as Clarithromycin, is used to treat bacterial infections. It works by killing bacteria or preventing their growth. It is also used to treat and prevent Mycobacterium Avium Complex (MAC), and to treat duodenal ulcers caused by Helicobacter pylori.
Take Biaxin for the full duration of the treatment suggested by your doctor, even if you start to feel better. This will help to clear the infection completely, and help to avoid a return of symptoms.
Be sure to tell your doctor of any allergies you have whether it is to medication or food, preservatives, or dyes. Tell your doctor immediately if you are, or become pregnant, or are breastfeeding. Also tell your doctor of any other medications you are taking, including vitamins and supplements, and any medical conditions you may have.
It is very important that you take this medicine exactly as your doctor tells you to. If you miss a dose of this medicine, take it as soon as you remember, unless it is almost time for your next dose. Do NOT double doses.
Tell your doctor immediately if you experience cough; fever or chills; hoarseness; lower back or side pain; painful or difficult urination; abdominal tenderness; fever; nausea and vomiting; severe abdominal pain; shortness of breath; skin rash and itching; unusual bleeding or bruising; watery and severe diarrhea, which may also be bloody; yellow eyes or skin.
Also notify your doctor if you have persistent or bothersome acid or sour stomach; belching; bloated, full feeling; change in sensation of taste; diarrhea; excess air or gas in stomach or intestines; headache; heartburn ; indigestion; passing gas; stomach discomfort, upset, or pain.
Clarithromycin is a semi-synthetic macrolide antibiotic. Chemically, it is 6-0-methylerythromycin. The molecular formula is C38H69NO13, and the molecular weight is 747.96. Clarithromycin is a white to off-white crystalline powder. It is soluble in acetone, slightly soluble in methanol, ethanol, and acetonitrile, and practically insoluble in water.
BIAXIN is available as immediate-release tablets, extended-release tablets, and granules for oral suspension.
The structural formula is: