"CDC began working with the World Health Organization (WHO) in late February 2003 to investigate and confirm outbreaks of an unusual pneumonia in Southeast Asia. By the time WHO issued a global alert cautioning that the severe respiratory illness "...
Biaxin, Biaxin XL
Biaxin, Biaxin XL Patient Information Including Side Effects
Brand Names: Biaxin, Biaxin XL, Biaxin XL-Pak
Generic Name: clarithromycin (Pronunciation: kla RITH roe MYE sin)
- What is clarithromycin (Biaxin, Biaxin XL)?
- What are the possible side effects of clarithromycin (Biaxin, Biaxin XL)?
- What is the most important information I should know about clarithromycin (Biaxin, Biaxin XL)?
- What should I discuss with my healthcare provider before taking clarithromycin (Biaxin, Biaxin XL)?
- How should I take clarithromycin (Biaxin, Biaxin XL)?
- What happens if I miss a dose (Biaxin, Biaxin XL)?
- What happens if I overdose (Biaxin, Biaxin XL)?
- What should I avoid while taking clarithromycin (Biaxin, Biaxin XL)?
- What other drugs will affect clarithromycin (Biaxin, Biaxin XL)?
- Where can I get more information?
What is clarithromycin (Biaxin, Biaxin XL)?
Clarithromycin is a macrolide antibiotic. Clarithromycin fights bacteria in your body.
Clarithromycin is used to treat many different types of bacterial infections affecting the skin and respiratory system. Clarithromycin is also used together with other medicines to treat stomach ulcers caused by Helicobacter pylori.
Clarithromycin may also be used for purposes not listed in this medication guide.
Biaxin 250 mg
oval, yellow, imprinted with A KT
Biaxin 500 mg
oval, yellow, imprinted with a KL
Biaxin XL 500 mg
oval, yellow, imprinted with aKJ
Clarithromycin 250 mg-ROX
round, white, imprinted with 54 271
Clarithromycin 250 mg-TEV
oval, yellow, imprinted with 7157, 93
Clarithromycin 500 mg ER-TEV
oval, yellow, imprinted with 93, 7244
Clarithromycin 500 mg-TEV
oval, yellow, imprinted with 7158, 93
Clarithromycin ER 500 mg-AND
oval, orange, imprinted with Logo 777
What are the possible side effects of clarithromycin (Biaxin, Biaxin XL)?
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:
- headache with chest pain and severe dizziness, fast or pounding heartbeats, shortness of breath, fainting;
- diarrhea that is watery or bloody;
- fever, swollen glands, body aches, flu symptoms, new or worsening cough;
- skin rash, easy bruising or bleeding, severe tingling, numbness, pain, muscle weakness;
- confusion, vomiting, swelling, rapid weight gain, urinating less than usual or not at all;
- problems with your hearing; or
- severe skin reaction -- fever, sore throat, swelling in your face or tongue, burning in your eyes, skin pain, followed by a red or purple skin rash that spreads (especially in the face or upper body) and causes blistering and peeling.
Clarithromycin may also cause severe liver symptoms. Stop taking clarithromycin and call your doctor at once if you have any of these liver symptoms:
- low fever, itching;
- nausea, upper stomach pain, loss of appetite;
- dark urine, clay colored stools; or
- jaundice (yellowing of the skin or eyes).
Less serious side effects may include:
- upset stomach, vomiting, diarrhea;
- unusual or unpleasant taste in your mouth;
- tooth discoloration;
- mild itching or rash; or
- vaginal itching or discharge.
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.
Read the Biaxin, Biaxin XL (clarithromycin) Side Effects Center for a complete guide to possible side effects
What is the most important information I should know about clarithromycin (Biaxin, Biaxin XL)?
You should not use this medication if you are allergic to clarithromycin, or to similar medicines such as azithromycin (Zithromax), erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin, Pediazole), or telithromycin (Ketek).
You should not use this medication if you have a life-threatening heart rhythm disorder, a history of Long QT syndrome, if you have ever had jaundice or liver problems caused by taking clarithromycin, or if you have liver or kidney disease and are also taking colchicine (Colcrys).
Do not use clarithromycin if you are also using any of the drugs listed below. They can interact with clarithromycin and cause serious or life-threatening side effects:
- cisapride (Propulsid);
- pimozide (Orap);
- lovastatin (Mevacor, Altoprev, Advicor) or simvastatin (Zocor, Simcor, Vytorin); or
- ergot medicine such as ergotamine (Ergomar, Ergostat, Cafergot, Ercaf, Wigraine), or dihydroergotamine (D.H.E. 45, Migranal Nasal Spray).
Take this medicine 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. Clarithromycin will not treat a viral infection such as the common cold or flu.
Additional Biaxin, Biaxin XL Information
- Biaxin, Biaxin XL Drug Interactions Center: clarithromycin oral
- Biaxin, Biaxin XL Side Effects Center
- Biaxin, Biaxin XL Overview including Precautions
- Biaxin, Biaxin XL FDA Approved Prescribing Information including Dosage
Biaxin, Biaxin XL - User Reviews
Biaxin, Biaxin XL User Reviews
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Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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