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TELITHROMYCIN (tel ith roe MYE sin) is a ketolide antibiotic. It is used to treat certain kinds of bacterial infections.This medicine will not work for colds, flu, or other viral infections.
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Cleveland Clinic is a non-profit academic medical center. Advertising on our site helps support our mission. We do not endorse non-Cleveland Clinic products or services. Policy
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
COMMON BRAND NAME(S): Ketek
They need to know if you have any of these conditions:
•irregular heart beat
•kidney disease
•liver disease
•myasthenia gravis
•an unusual or allergic reaction to telithromycin, macrolide antibiotics, foods, dyes, or preservatives
•pregnant or trying to get pregnant
•breast-feeding
Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. You may take with or without food. Take your medicine at regular intervals. Do not take your medicine more often than directed. Do not skip doses or stop your medicine early even if you feel better. Do not stop taking except on your doctor's advice.
A special MedGuide will be given to you by the pharmacist with each prescription and refill. Be sure to read this information carefully each time.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.
Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.
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If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
Do not take this medicine with any of the following medications:
This medicine may also interact with the following medications:
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
Tell your doctor or health care professional if your symptoms do not improve or if they get worse.
This medicine may cause you to faint or to have vision problems. Limit activities like driving, using heavy machinery, and other hazardous tasks. If you have vision problems or faint while taking this medicine avoid these activities.
Do not treat diarrhea with over the counter products. Contact your doctor if you have diarrhea that lasts more than 2 days or if it is severe and watery.
Side effects that you should report to your doctor or health care professional as soon as possible:
•allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
•changes in vision
•dark urine
•general ill feeling or flu-like symptoms
•irregular heartbeat
•light-colored stools
•lightheaded, faint, lose consciousness
•loss of appetite, nausea
•right upper belly pain
•redness, blistering, peeling or loosening of the skin, including inside the mouth
•unusually weak or tired
•white patches in the mouth or throat
•yellowing of eyes or skin
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
•diarrhea
•dry mouth
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•stomach upset
•vaginal irritation
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Keep out of the reach of children.
Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Keep container tightly closed. Throw away any unused medicine after the expiration date.
NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.
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Note: Introduction and Additional Common Questions written and medically approved by Cleveland Clinic professionals.