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Medication guide

Nystatin: uses, appearance and warnings

What the official FDA label says Nystatin is used for, what it looks like, and its most important warnings — in plain English, with the label text one click away.
Polyene AntifungalPrescription label

Uses

What the official label says Nystatin is used for

The FDA label for Nystatin states:

Nystatin Oral Suspension is indicated for the treatment of candidiasis in the oral cavity.
Read the label's “Indications and usage” section (verbatim)
Nystatin Oral Suspension is indicated for the treatment of candidiasis in the oral cavity.

Names & forms

Brand names, forms and strengths

Brand names (from RxNorm; not every brand is still sold): Bio-Statin, Nyamyc, Nystop.

Generic name: nystatin · RxNorm ID (RxCUI): 7597

Forms and strengths of Nystatin listed in RxNorm
FormStrengths listed in RxNorm
Oral Capsule500000 UNT, 1000000 UNT
Oral Lozenge100000 UNT, 200000 UNT
Oral Suspension100000 UNT/ML
Oral Tablet500000 UNT
Topical Cream100000 UNT/ML
Topical Ointment0.1 UNT/MG, 100 UNT/MG
Topical Powder100 UNT/MG
Vaginal Insert100000 UNT

Strengths are listed so you can recognise a product — not as dosing information. Only your prescriber can decide what is right for you.

Appearance

What Nystatin looks like

Appearance of Nystatin products from DailyMed product data
StrengthFormColourShapeSizeImprintScoreLabeler
nystatin 100000 [USP'U] per mLsuspensionyellow“Light - Creamy”————PAI Holdings, LLC dba PAI Pharma
nystatin 100000 U per mLsuspensionyellow“bright yellow color”————Chartwell RX, LLC

From the product data in each manufacturer's label on DailyMed. Many companies make Nystatin, so your medicine may look different from any shown here. If a pill looks unfamiliar, ask your pharmacist before taking it.

Read the label's “How supplied” section (verbatim)
Nystatin Oral Suspension USP, 100,000 USP Nystatin Units per mL, is available in a cherry, peppermint flavored, light creamy yellow, ready-to-use suspension, supplied in the following oral dosage forms: NDC 0121-0868-02: 2 fl oz (60mL) bottle with calibrated dropper NDC 0121-0868-16: 16 fl oz (473mL) bottle NDC 0121-0868-05: 5mL unit dose cup. Case contains 40 unit dose cups of 5 mL (NDC 0121-0868-40) packaged in 4 trays of 10 unit dose cups each, 50 unit dose cups of 5 mL (NDC 0121-0868-50) packaged in 5 trays of 10 unit dose cups each and 100 unit dose cups of 5 mL (NDC 0121-0868-00) packaged in 10 trays of 10 unit dose cups each. Storage Store at 20° to 25°C (68° to 77°F) [See USP Controlled Room Temperature]. Avoid freezing.

Safety

Important warnings for Nystatin

Contraindications — who should not use it (verbatim)
The preparation is contraindicated in patients with a history of hypersensitivity to any of its components.
Side effects — opening of the label's adverse reactions section
Nystatin is well tolerated even with prolonged therapy. Oral irritation and sensitization have been reported. (See PRECAUTIONS: General ). Gastrointestinal: Diarrhea (including one case of bloody diarrhea), nausea, vomiting, gastrointestinal upset/disturbances. Dermatologic: Rash, including urticaria has been reported rarely. Stevens-Johnson syndrome has been reported very rarely. Other: Tachycardia, bronchospasm, facial swelling, and non-specific myalgia have also been rarely reported. To report SUSPECTED ADVERSE REACTIONS, contact PAI Pharma at 1-800-845-8210 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch.

This is not a complete list of warnings or side effects. Read the full label and talk to your prescriber or pharmacist. To report a side effect to the FDA, use MedWatch.

Resources

If you were hurt at work

Whether a medicine is right for you is a decision for your prescriber. If you were injured on the job, these educational guides explain the next steps and who can help.

Sources

Label text is quoted from the PAI Holdings, LLC dba PAI Pharma label (label version effective July 21, 2026), retrieved October 20, 2026. Other manufacturers' labels for the same medicine may differ in wording.

If anything here differs from the label that came with your medicine, follow your label and your pharmacist.

Prescriptions.plus is an educational portal. We are not a pharmacy, law firm, medical provider, insurer or claims administrator, and nothing here is medical or legal advice. Educational purposes only. This page does not tell you whether to take a medicine or how much to take. Medical emergency? Call 911. Poison emergency: call Poison Control at 1-800-222-1222.