Nystatin (Vaginal)
  
Nystatin (Vaginal)
US Brand Names
Canadian Brand Names
• Mycostatin
• Nadostine
• Nilstat
• Nyaderm
Description
Nystatin (nye-STAT-in) belongs to the group of medicines called antifungals. Vaginal nystatin is used to treat fungus infections of the vagina. Nystatin vaginal cream or tablets may also be used for other problems as determined by your doctor.
Nystatin is available only with your doctor's prescription, in the following dosage forms:
Special Considerations
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 nystatin, the following should be considered:
Allergies
Tell your doctor if you have ever had any unusual or allergic reaction to nystatin. Also tell your health care professional if you are allergic to any other substances, such as foods, preservatives, or dyes.
Pregnancy
Studies have not been done in animals. However, nystatin vaginal tablets have not been shown to cause birth defects or other problems in humans.
Breast-feeding
It is not known whether nystatin passes into breast milk. However, this medicine has not been reported to cause problems in nursing babies.
Children
Studies on this medicine have been done only in adults, and there is no specific information comparing use of vaginal nystatin in children with use in other age groups.
Older adults
Many medicines have not been studied specifically in older people. Therefore, it may not be known whether they work exactly the same way they do in younger adults or if they cause different side effects or problems in older people. There is no specific information comparing the use of vaginal nystatin in the elderly with use in other age groups.
Other medicines
Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. Tell your health care professional if you are using any other vaginal prescription or nonprescription (over-the-counter [OTC]) medicine.
Administration
Nystatin usually comes with patient directions. Read them carefully before using this medicine.
This medicine is usually inserted into the vagina with an applicator. However, if you are pregnant, check with your doctor before using the applicator to insert the vaginal tablet.
To help clear up your infection completely, keep using this medicine for the full time of treatment , even if your condition has improved. Also, keep using this medicine even if you begin to menstruate during the time of treatment. Do not miss any doses .
Dosing
The dose of nystatin 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 nystatin. If your dose is different, do not change it unless your doctor tells you to do so.
• For treating fungus (yeast) infections:
o For vaginal cream dosage form:
§ Adults and teenagers-One 100,000-unit applicatorful inserted into the vagina one or two times a day for two weeks. Or, your doctor may want you to insert one 500,000-unit applicatorful into the vagina once a day.
§ Children-Dose must be determined by your doctor.
o For vaginal tablet dosage form:
§ Adults and teenagers-One 100,000-unit tablet inserted into the vagina one or two times a day for two weeks.
§ Children-Dose must be determined by your doctor.
Missed dose
If you do miss a dose of this medicine, insert 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.
Storage
To store this medicine:
• Keep out of the reach of children.
• Store away from heat and direct light.
• Do not store in the bathroom, near the kitchen sink, or in other damp places. Heat or moisture may cause the medicine to break down.
• Do not keep outdated medicine or medicine no longer needed. Be sure that any discarded medicine is out of the reach of children.
Precautions
To help cure the infection and to help prevent reinfection, good health habits are required .
• Wear cotton panties (or panties or pantyhose with cotton crotches) instead of synthetic (for example, nylon, rayon) underclothes.
• Wear freshly laundered underclothes.
If you have any questions about this, check with your health care professional.
If you have any questions about douching or intercourse during the time of treatment with nystatin, check with your doctor.
Since there may be some vaginal drainage while you are using this medicine, a sanitary napkin may be worn to protect your clothing.
Side Effects
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 as soon as possible if the following side effect occurs:
Rare
Vaginal burning or itching not present before use of this medicine.
Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.
August 11, 1998 
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