IMPORTANT WARNING:   Return to top

Why is this medication prescribed?   Return to top

Sulfisoxazole, a sulfa drug, eliminates bacteria that cause infections, especially urinary tract and ear infections. Antibiotics will not work for colds, flu, or other viral infections.

This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.

How should this medicine be used?   Return to top

Sulfisoxazole comes as a tablet and a liquid to take by mouth. Sulfisoxazole is usually taken four times a day for 10-14 days or longer. Take each dose with a full glass of water. Shake the liquid well before each dose to mix the medication evenly. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take sulfisoxazole exactly as directed. Do not take more or less of it or take it more often than prescribed by your doctor.

What storage conditions are needed for this medicine?   Return to top

Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from excess heat and moisture (not in the bathroom). Throw away any medication that is outdated or no longer needed. Talk to your pharmacist about the proper disposal of your medication.

In case of emergency/overdose   Return to top

In case of overdose, call your local poison control center at 1-800-222-1222. If the victim has collapsed or is not breathing, call local emergency services at 911.

What other information should I know?   Return to top

Keep all appointments with your doctor and the laboratory. Your doctor will order certain lab tests to check your response to sulfisoxazole.

Do not let anyone else take your medication. Your prescription is probably not refillable. If you still have symptoms of infection after you finish the sulfisoxazole, call your doctor.

Brand names   Return to top

Brand names of combination products   Return to top