Treats infections caused by bacteria. This medicine is a macrolide antibiotic.
ZithromaxThere may be other brand names for this medicine.
When This Medicine Should Not Be Used
You should not receive this medicine if you have had an allergic reaction to azithromycin, erythromycin, or any other macrolide or ketolide antibiotic (such as clarithromycin, telithromycin). Do not use this medicine if you have a history of liver problems associated with prior azithromycin treatment.
How to Use This Medicine
- Your doctor will prescribe your dose and schedule. This medicine is given through a needle placed in a vein.This medicine is given slowly, so the needle will remain in place for about an hour.
- A nurse or other health provider will give you this medicine.
- Your doctor may give you a few doses of this medicine until your condition improves, and then you may be switched to an oral medicine that works the same way. If you have any concerns about this, talk to your doctor.
Drugs and Foods to Avoid
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
- Make sure your doctor knows if you are also using cyclosporine (Gengraf®, Neoral®, Sandimmune®), digoxin (Digitek®, Lanoxin®), nelfinavir (Viracept®), an ergot medicine (such as dihydroergotamine, ergotamine, Cafergot®, Ergomar®, Wigraine®), medicine for seizures (such as phenytoin, Dilantin®), or a blood thinner (such as warfarin, Coumadin®, Jantoven®).
- Tell your doctor if you are also using medicine for a heart rhythm problem (such as amiodarone, disopyramide, dofetilide, procainamide, quinidine, sotalol, Betapace®, Cardioquin®, Cordarone®, Procanbid®, Quinaglute®, Tikosyn®).
Warnings While Using This Medicine
- Make sure your doctor knows if you are pregnant or breastfeeding, or if you have kidney disease, liver disease, heart disease, heart rhythm problems (such as QT prolongation, slow heartbeat), heart failure, low potassium or magnesium in the blood, or myasthenia gravis.
- Serious skin reactions can occur. Stop taking this medicine and call your doctor right away if you have blistering, peeling, or loose skin, red skin lesions, severe acne or skin rash, sores or ulcers on the skin, or fever or chills while you are using this medicine.
- Stop using this medicine and call your doctor if you have signs of liver problems, such as yellow skin or eyes, dark urine, pale stools, pain on your upper right side, nausea, and vomiting.
- Ask your doctor before you take any medicine to stop severe diarrhea.It may occur 2 months or more after you stop using this medicine.
- Contact your doctor right away if you have any changes to your heart rhythm. You might feel dizzy or faint, or you might have a fast, pounding, or uneven heartbeat. Make sure your doctor knows if you or anyone in your family has ever had a heart rhythm problem such as QT prolongation.
Possible Side Effects While Using This Medicine
Call your doctor right away if you notice any of these side effects:
- Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
- Blistering, peeling, or red skin rash
- Chest pain, fast, pounding, or uneven heartbeat
- Dark-colored urine, pale stools, nausea, vomiting, loss of appetite, pain in your upper stomach, yellow skin or eyes
- Double vision, muscle weakness
- Fainting, dizziness, lightheadedness
- Pain, redness, itching, burning, or swelling where the needle is placed
- Severe diarrhea that may contain blood, black stools
- Unusual tiredness or weakness
If you notice these less serious side effects, talk with your doctor:
- Mild diarrhea, nausea, vomiting, stomach pain
If you notice other side effects that you think are caused by this medicine, tell your doctor
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088