Sulfisoxazole (By mouth)

There may be other brand names for this medicine.

You should not use this medicine if you are allergic to sulfisoxazole or other sulfa drugs, such as Gantanol® or Bactrim®.

Your doctor will tell you how much medicine to take and how often.
Take with a full glass of water.
Shake the oral liquid before each use.
Measure the oral liquid medicine with a marked measuring spoon or medicine cup.
The medicine may be taken with food to lessen stomach upset.
Continue to take the medicine until it is all gone (or until your doctor tells you to stop). Your infection might come back if you stop taking the medicine too soon.

If you take 2 doses a day, take the missed dose as soon as possible. If it is almost time for your next dose, take the missed dose and wait 5 to 6 hours for your next dose.
If you take 3 or more doses a day, take the missed dose as soon as possible. If it is almost time for your next dose, space the missed dose and the next dose 2 to 4 hours apart.
You should not use two doses at the same time.

Store at room temperature, away form heat, direct light or moisture. Store the oral liquid in the refrigerator.
Keep all medicine out of the reach of children.

Make sure your doctor knows if you are taking blood thinners such as Coumadin®, diabetes medicine such as glipizide or glyburide, or methotrexate (Rheumatrex®).

If you are pregnant or breastfeeding, talk to your doctor before taking this medicine.
Make sure your doctor knows if you have liver or kidney disease, anemia, or any other medical problems.
This medicine can cause your skin to be more sensitive to sunlight. Avoid being exposed to direct sunlight for long periods of time and protect your skin from the sun when you are outside.
Check with your doctor if your condition does not improve or gets worse while taking this medicine.

Last Updated: 1/27/2017