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Sulfadiazine
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Sulfadiazine

Generic name: sulfadiazine [ sull-fa-DYE-ah-zeen ]
Dosage form: oral tablet (500 mg)
Drug class:Sulfonamides

Medically reviewed by Drugs.com on May 18, 2022. Written by Cerner Multum.

What are sulfadiazine?

Sulfadiazine is an antibiotic that fights bacteria.

Sulfadiazine is used to treat many different types of infection, such as urinary tract infections, ear infections, meningitis, malaria, toxoplasmosis, and others.

Sulfadiazine may also be used for purposes not listed in this medication guide.

Warnings

Do not use sulfadiazine during late pregnancy, just before you deliver.

Do not use if you are breast-feeding a baby.

Before taking this medicine

You should not use sulfadiazine if you are allergic to any sulfa drug.

Do not use sulfadiazine during late pregnancy, just before you deliver.

Do not use if you are breast-feeding a baby.

Do not give sulfadiazine to a child younger than 2 months old without a doctor's advice.

To make sure sulfadiazine is safe for you, tell your doctor if you have:

  • kidney disease;

  • liver disease;

  • asthma, severe allergies; or

  • a genetic enzyme deficiency called glucose-6-phosphate dehydrogenase (G6PD) deficiency.

FDA pregnancy category C. It is not known whether sulfadiazine will be harmful to an unborn baby. Sulfadiazine can cause severe jaundice that could lead to brain damage in your newborn if you take this medicine just before childbirth. Tell your doctor if you are pregnant.

Sulfadiazine can pass into breast milk and may harm a nursing baby. Do not breast-feed while using sulfadiazine.

How should I take sulfadiazine?

Follow all directions on your prescription label. Do not take this medicine in larger or smaller amounts or for longer than recommended.

Take this medicine with a full glass (8 ounces) of water. Drink plenty of liquids while you are taking sulfadiazine to keep your kidneys working properly.

Take your doses at regular intervals to keep a steady amount of the drug in your body at all times.

Do not use sulfadiazine to treat any condition that has not been checked by your doctor.

Do not share this medicine with another person, even if they have the same symptoms you have.

Use 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

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