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Nystatin Suspension

Nystatin oral suspension is a medication that treats fungal or yeast infections in your mouth like thrush. This infection causes white, raised lesions (spots) on your tongue and cheeks. This medication is a liquid that you can take by mouth with a specially marked dropper to measure each dose as directed.

What is this medication?

NYSTATIN (nye STAT in) treats thrush, a fungal or yeast infection in the mouth. It belongs to a group of medications called antifungals. It will not treat infections caused by bacteria or viruses.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

COMMON BRAND NAME(S): Mycostatin, Nystex

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What should I tell my care team before I take this medication?

They need to know if you have any of these conditions:

  • Diabetes
  • Kidney disease
  • An unusual or allergic reaction to nystatin, ethylenediamine, parabens, thimerosal, other foods, dyes or preservatives
  • Pregnant or trying to get pregnant
  • Breast-feeding

How should I use this medication?

Follow the directions on the prescription label. Shake well before using. Use a specially marked dropper to measure every dose. Ask your pharmacist if you do not have one. Put one half of the dose in each side of your mouth. Swish the medication around in your mouth and gargle. Hold your dose in your mouth for as long as you can. Swallow or spit out as directed by your care team. Take your medication at regular intervals. Do not take your medication more often than directed. Do not skip doses or stop your medication early even if you feel better. Do not stop taking except on your care team's advice.

Talk to your care team about the use of this medication in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

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What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medication?

Interactions are not expected.

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

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What should I watch for while using this medication?

Tell your care team if your symptoms do not improve or get worse. If you wear dentures talk to your care team about how to clean them.

What side effects may I notice from receiving this medication?

Side effects that you should report to your care team as soon as possible:

  • Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
  • Redness, blistering, peeling, or loosening of the skin, including inside the mouth

Side effects that usually do not require medical attention (report to your care team if they continue or are bothersome):

  • Irritation inside the mouth
  • Upset stomach

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medication?

Keep out of the reach of children.

Store at room temperature between 15 and 25 degrees C (59 and 77 degrees F). Protect from light. Throw away any unused medication after the expiration date.

NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.

Copyright ©2024 Elsevier Inc. All Rights Reserved.

Terms of use.

Note: Introduction and Additional Common Questions written and medically approved by Cleveland Clinic professionals.

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