Generic Name: sulfisoxazole (Oral route)
Commonly used brand name(s):
In the U.S.
Available Dosage Forms:
Therapeutic Class: Antibiotic
Chemical Class: Sulfonamide
Sulfisoxazole is used to treat or prevent infections in many different parts of the body. It belongs to the group of medicines known as sulfonamide antibiotics. It works by preventing the growth of bacteria. However, this medicine will not work for colds, flu, or other virus infections.
This medicine is available only with your doctor's prescription.
In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered:
Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.
Because of sulfisoxazole's toxicity, use in infants younger than 2 months of age is not recommended.
No information is available on the relationship of age to the effects of sulfisoxazole in geriatric patients. However, elderly patients are more likely to have age-related kidney and liver problems, which may require caution in patients receiving sulfadiazine.
|All Trimesters||C||Animal studies have shown an adverse effect and there are no adequate studies in pregnant women OR no animal studies have been conducted and there are no adequate studies in pregnant women.|
There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.
Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
Using this medicine with any of the following medicines may cause an increased risk of certain side effects, but using both drugs may be the best treatment for you. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.
The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially:
This section provides information on the proper use of a number of products that contain sulfisoxazole. It may not be specific to Gantrisin Pediatric. Please read with care.
This medicine should not be given to infants younger than 2 months of age unless directed by your child's doctor. Sulfisoxazole may cause serious unwanted effects in this age group.
Take this medicine with a full glass (8 ounces) of water. Several additional glasses of water should be taken during the day, unless otherwise directed by your doctor. Drinking extra water will help to prevent some unwanted effects.
This medicine works best when there is a constant amount in the blood or urine. To help keep the amount constant, do not miss any doses. Also, it is best to take the doses at evenly spaced times during the day. If you need help in planning the best times to take your medicine, check with your doctor.
To help clear up your infection completely, keep using this medicine for the full treatment time, even if you feel better after the first few doses. If you stop taking this medicine too soon, your symptoms may return.
Shake the oral suspension well before each use. Measure the medicine with a marked measuring spoon, oral syringe, or medicine cup. The average household teaspoon may not hold the right amount of liquid.
The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.
The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.
If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.
Keep out of the reach of children.
Do not keep outdated medicine or medicine no longer needed.
Ask your healthcare professional how you should dispose of any medicine you do not use.
If your symptoms do not improve within a few days or if they become worse, check with your doctor.
Serious skin reactions can occur with this medicine. Stop using this medicine and check with your doctor right away if you have any of the following symptoms: a skin rash; blistering, peeling, or loosening of the skin; cough; diarrhea; itching; sores, ulcers, or white spots in the mouth or on the lips; or unusual tiredness or weakness.
Check with your doctor right away if you have fever; chills; joint or muscle pain; pale skin; pinpoint red or purple spots on the skin; shortness of breath; sore throat; pain in the upper stomach; or yellow eyes or skin. These may be symptoms of a serious blood problem.
Sulfisoxazole may cause diarrhea, and in some cases it can be severe. Do not take any medicine to treat diarrhea without checking first with your doctor. Diarrhea medicines may make the diarrhea worse or make it last longer. If mild diarrhea continues or gets worse, check with your doctor.
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur:Rare
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:Incidence not known
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
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