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- Clinician Information:
Gantrisin Patient Information including How Should I Take
In this Article
- What is sulfisoxazole ?
- What are the possible side effects of sulfisoxazole ?
- What is the most important information I should know about sulfisoxazole ?
- What should I discuss with my health care provider before taking sulfisoxazole ?
- How should I take sulfisoxazole ?
- What happens if I miss a dose ?
- What happens if I overdose ?
- What should I avoid while taking sulfisoxazole ?
- What other drugs will affect sulfisoxazole ?
- Where can I get more information?
What should I discuss with my health care provider before taking sulfisoxazole ?
You should not use this medication if you are allergic to sulfisoxazole or to any other sulfa drugs such as Azulfidine, Bactrim, Cotrim, Septra, or Sulfazine. Women who are in late pregnancy or are breast-feeding should not take sulfisoxazole.
To make sure you can safely take sulfisoxazole, tell your doctor if you have any of these other conditions:
- liver disease;
- kidney disease;
- anemia (a lack of red blood cells);
- an enzyme deficiency called G6PD (glucose-6-phosphate dehydrogenase) deficiency;
- a history of any type of allergy; or
- if you are unable to urinate.
FDA pregnancy category C. It is not known whether sulfisoxazole will harm an unborn baby. Sulfisoxazole can cause jaundice (yellowing of the skin or eyes) and other problems in a newborn if the mother has taken this medication late in pregnancy. Tell your doctor if you are pregnant or plan to become pregnant while using this medication.
Sulfisoxazole can pass into breast milk and may harm a nursing baby. You should not breast-feed while you are taking sulfisoxazole, especially if your baby is younger than 2 months old.
Do not give this medicine to a child younger than 2 months old without the advice of a doctor.
How should I take sulfisoxazole ?
Take exactly as prescribed by your doctor. Do not take in larger or smaller amounts or for longer than recommended. Follow the directions on your prescription label.
You may take sulfisoxazole with or without food.
Shake the oral suspension (liquid) well just before you measure a dose. Measure the liquid with a special dose-measuring spoon or medicine cup, not with a regular table spoon. If you do not have a dose-measuring device, ask your pharmacist for one.
While you are taking sulfisoxazole, drink 6 to 8 glasses of water each day. This will help prevent kidney stones or crystals in the urine.
To be sure this medication is helping your condition, your blood may need to be tested often. Visit your doctor regularly.
If you need surgery, tell the surgeon ahead of time that you are using sulfisoxazole. You may need to stop using the medicine for a short time.
Take this medication for the full prescribed length of time. Your symptoms may improve before the infection is completely cleared. Sulfisoxazole will not treat a viral infection such as the common cold or flu.
Do not share this medication with another person, even if they have the same symptoms you have.
Store at room temperature away from moisture and heat.
Additional Gantrisin Information
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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