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Drugs reference index «Erythromycin/Sulfisoxazole»


Generic Name: Erythromycin/Sulfisoxazole (e-RITH-roe-MYE-sin/SUL-fi-SOX-a-zole)Brand Name: Pediazole

Erythromycin/Sulfisoxazole is used for:

Treating ear infections caused by certain bacteria. It may also be used for other conditions as determined by your doctor.

Erythromycin/Sulfisoxazole is a macrolide and sulfonamide antibiotic combination. It works by slowing the growth of and killing sensitive bacteria.

Do NOT use Erythromycin/Sulfisoxazole if:

  • you are allergic to any ingredient in Erythromycin/Sulfisoxazole
  • you are pregnant and at term (38 to 42 weeks)
  • you are breast-feeding a child younger than 2 months old
  • the patient is a child younger than 2 months old
  • you have severe kidney problems, bladder blockage, or anemia caused by folic acid deficiency
  • you are taking astemizole, cisapride, conivaptan, diltiazem, dofetilide, an ergot alkaloid (eg, dihydroergotamine, ergotamine), everolimus, an HIV protease inhibitor (eg, ritonavir), imidazoles (eg, ketoconazole), nilotinib, pimozide, a QT-prolonging agent (eg, quinidine, sotalol), a quinolone (eg, ciprofloxacin), a streptogramin (eg, quinupristin/dalfopristin), terfenadine, or verapamil

Contact your doctor or health care provider right away if any of these apply to you.

Before using Erythromycin/Sulfisoxazole :

Some medical conditions may interact with Erythromycin/Sulfisoxazole . Tell your doctor or pharmacist if you have any medical conditions, especially if any of the following apply to you:

  • if you are pregnant, planning to become pregnant, or are breast-feeding
  • if you are taking any prescription or nonprescription medicine, herbal preparation, or dietary supplement
  • if you have allergies to medicines, foods, or other substances
  • if you have diarrhea or throat inflammation
  • if you have a history of asthma, blood problems, a glucose-6-phosphate dehydrogenase deficiency, kidney or liver problems, heart problems, a fast or irregular heartbeat, myasthenia gravis, or the blood disease porphyria

Some MEDICINES MAY INTERACT with Erythromycin/Sulfisoxazole . Tell your health care provider if you are taking any other medicines, especially any of the following:

  • Astemizole, cisapride, diltiazem, dofetilide, an HIV protease inhibitor (eg, ritonavir), imidazoles (eg, ketoconazole), nilotinib, pimozide, a QT-prolonging agent (eg, quinidine, sotalol), a quinolone (eg, ciprofloxacin), a streptogramin (eg, quinupristin/dalfopristin), terfenadine, or verapamil because side effects, such as heart toxicity or irregular heartbeat, may occur. Check with your doctor if you have questions about which medicines may affect your heartbeat.
  • Conivaptan, ergot alkaloids (eg, dihydroergotamine, ergotamine), or everolimus because the risk of their side effects may be increased by Erythromycin/Sulfisoxazole
  • Many prescription and nonprescription medicines (eg, used for aches and pains, allergies, blood thinning, breathing problems, cancer, diabetes, erection problems, gout, heart problems, high blood calcium levels, high blood pressure, high cholesterol, HIV infection, inflammation, infections, low blood sodium levels, migraine, mood or mental problems, overactive bladder, Parkinson disease, prevention of organ transplant rejection, seizures, stomach problems, trouble sleeping), multivitamin products, and herbal or dietary supplements (eg, herbal teas, coenzyme Q10, garlic, ginseng, ginkgo, St. John's wort) may also interact with Erythromycin/Sulfisoxazole . Ask your doctor or pharmacist if you are unsure if any of your medicines might interfere with Erythromycin/Sulfisoxazole .

This may not be a complete list of all interactions that may occur. Ask your health care provider if Erythromycin/Sulfisoxazole may interact with other medicines that you take. Check with your health care provider before you start, stop, or change the dose of any medicine.

How to use Erythromycin/Sulfisoxazole :

Use Erythromycin/Sulfisoxazole as directed by your doctor. Check the label on the medicine for exact dosing instructions.

  • Take Erythromycin/Sulfisoxazole by mouth with or without food.
  • Drinking extra fluids while you are taking Erythromycin/Sulfisoxazole is recommended. Check with your doctor for instructions.
  • Do not eat grapefruit or drink grapefruit juice while you use Erythromycin/Sulfisoxazole .
  • Erythromycin/Sulfisoxazole works best if it is taken at the same time each day.
  • To clear up your infection completely, take Erythromycin/Sulfisoxazole for the full course of treatment. Keep taking it even if you feel better in a few days.
  • If you miss a dose of Erythromycin/Sulfisoxazole , take it as soon as possible. If it is almost time for the next dose, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.

Ask your health care provider any questions you may have about how to use Erythromycin/Sulfisoxazole .

Important safety information:

  • Erythromycin/Sulfisoxazole may cause dizziness. This effect may be worse if you take it with alcohol or certain medicines. Use Erythromycin/Sulfisoxazole with caution. Do not drive or perform other possibly unsafe tasks until you know how you react to it.
  • Mild diarrhea is common with antibiotic use. However, a more serious form of diarrhea (pseudomembranous colitis) may rarely occur. This may develop while you use the antibiotic or within several months after you stop using it. Contact your doctor right away if stomach pain or cramps, severe diarrhea, or bloody stools occur. Do not treat diarrhea without first checking with your doctor.
  • Erythromycin/Sulfisoxazole only works against bacteria; it does not treat viral infections (eg, the common cold).
  • Be sure to use Erythromycin/Sulfisoxazole for the full course of treatment. If you do not, the medicine may not clear up your infection completely. The bacteria could also become less sensitive to this or other medicines. This could make the infection harder to treat in the future.
  • Long-term or repeated use of Erythromycin/Sulfisoxazole may cause a second infection. Tell your doctor if signs of a second infection occur. Your medicine may need to be changed to treat this.
  • Tell your doctor or dentist that you take Erythromycin/Sulfisoxazole before you receive any medical or dental care, emergency care, or surgery.
  • Rarely, patients taking Erythromycin/Sulfisoxazole have developed reversible hearing loss. This risk is greater if you have kidney problems or you take high doses of Erythromycin/Sulfisoxazole . Contact your doctor if you develop decreased hearing or hearing loss.
  • Erythromycin/Sulfisoxazole may cause you to become sunburned more easily. Avoid the sun, sunlamps, or tanning booths until you know how you react to Erythromycin/Sulfisoxazole . Use a sunscreen or wear protective clothing if you must be outside for more than a short time.
  • Erythromycin/Sulfisoxazole may interfere with certain lab tests. Be sure your doctor and lab personnel know you are taking Erythromycin/Sulfisoxazole .
  • Lab tests, including liver function, kidney function, complete blood counts, and urinalysis, may be performed while you use Erythromycin/Sulfisoxazole . These tests may be used to monitor your condition or check for side effects. Be sure to keep all doctor and lab appointments.
  • Erythromycin/Sulfisoxazole should not be used in CHILDREN younger than 2 months old; safety and effectiveness in these children have not been confirmed.
  • PREGNANCY and BREAST-FEEDING: If you become pregnant, contact your doctor. You will need to discuss the benefits and risks of using Erythromycin/Sulfisoxazole while you are pregnant. Do not take Erythromycin/Sulfisoxazole if you are pregnant and at term (38 to 42 weeks). Erythromycin/Sulfisoxazole is found in breast milk. Do not breast-feed while taking Erythromycin/Sulfisoxazole .

Possible side effects of Erythromycin/Sulfisoxazole :

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Diarrhea; dizziness; headache; loss of appetite; nausea; stomach pain; vomiting.

Seek medical attention right away if any of these SEVERE side effects occur:

Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); bloody or dark urine; bloody stools; change in the amount of urine ; decreased hearing or hearing loss; fainting; fast or irregular heartbeat; fever, chills, or sore throat; mood or mental changes; muscle weakness; numbness or tingling of the hands or feet; pale skin; red, swollen, blistered, or peeling skin; ringing in the ear; seizures; severe or persistent diarrhea, dizziness, or headache; severe stomach pain or cramps; shortness of breath; sore mouth or tongue; symptoms of liver problems (eg, yellowing of skin or eyes, pale stool, severe or persistent nausea, vomiting, loss of appetite, dark urine); unusual bruising or bleeding; unusual weakness or fatigue; vision changes.

This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.

If OVERDOSE is suspected:

Contact 1-800-222-1222 (the American Association of Poison Control Centers), your local poison control center (http://www.aapcc.org), or emergency room immediately. Symptoms may include blood in the urine; high fever; loss of consciousness; severe or persistent loss of appetite, nausea, stomach upset, or vomiting.

Proper storage of Erythromycin/Sulfisoxazole :

Store Erythromycin/Sulfisoxazole in the refrigerator, between 36 and 46 degrees F (2 and 8 degrees C). Do not freeze. Throw away any unused medicine after 14 days. Store away from heat, moisture, and light. Do not store in the bathroom. Keep tightly closed. Keep Erythromycin/Sulfisoxazole out of the reach of children and away from pets.

General information:

  • If you have any questions about Erythromycin/Sulfisoxazole , please talk with your doctor, pharmacist, or other health care provider.
  • Erythromycin/Sulfisoxazole is to be used only by the patient for whom it is prescribed. Do not share it with other people.
  • If your symptoms do not improve or if they become worse, check with your doctor.

This information is a summary only. It does not contain all information about Erythromycin/Sulfisoxazole . If you have questions about the medicine you are taking or would like more information, check with your doctor, pharmacist, or other health care provider.

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