Nystatin
Active ingredient · 3 therapeutic classes
Sold as Nyamyc · Nystop · NYADERM · KLAYESTA · TEVA-TRIACOMB
- Drug class
- Antibiotics
- Availability
- Prescription only
- Routes
- Oral, Topical, Vaginal
- Markets covered
- 3
- Products on record
- 31
- FDA reports (12 mo)
- 1,355
Overview
Plain-language summary, compiled from the cited regulatory records
Nystatin is an antibiotic [1]. It belongs to the drug class of Antibiotics (A07AA) [1].
Nystatin is approved for the treatment of skin and mucous membrane fungal infections caused by *Candida albicans* and other susceptible *Candida* species [1]. It is not indicated for systemic, oral, intravaginal, or ophthalmic use [1].
This medication is available under several brand names, including Nyamyc, Nystop, and KLAYESTA [1]. In the past 12 months, there have been 1355 adverse event reports associated with nystatin [2]. The most frequently reported adverse events include nausea, off-label use, vomiting, pneumonia, and diarrhea [2].
This is not medical advice. Consult a qualified healthcare professional.
Regulatory status by market
| Market | Regulator | Products | Last revision |
|---|---|---|---|
| US United States | FDA | 14 | February 23, 2026 |
| GB United Kingdom | MHRA | 9 | May 29, 2026 |
| CA Canada | Health Canada | 8 | April 29, 2026 |
USUnited States· FDA
14 products
Uses
INDICATIONS AND USAGE
Nyamyc® (Nystatin Topical Powder, USP) is indicated in the treatment of cutaneous or mucocutaneous mycotic infections caused by Candida albicans and other susceptible Candida species. Nyamyc® (Nystatin Topical Powder, USP) is not indicated for systemic, oral, intravaginal or ophthalmic use.
How to take
GBUnited Kingdom· MHRA
9 products
Uses
The prevention and treatment of candidal infections of the oral cavity, oesophagus and intestinal tract. The suspension provides effective prophylaxis against oral candidosis in those born of mothers with vaginal candidosis.
How to take
CACanada· Health Canada
8 products
Uses
AND CLINICAL USE...................................................................................... 3 CONTRAINDICATIONS........................................................................................................... 3 WARNINGS AND PRECAUTIONS .........................................................................................
4 ADVERSE REACTIONS ........................................................................................................... 6 DOSAGE AND ADMINISTRATION .......................................................................................
6 OVERDOSAGE ......................................................................................................................... 6 ACTION AND CLINICAL PHARMACOLOGY ......................................................................
7 STORAGE AND STABILITY ................................................................................................... 7 DOSAGE FORMS, COMPOSITION AND PACKAGING....................................................... 7 PART II: SCIENTIFIC INFORMATION .................................................................................
Drug interactions
Known interactions involving Nystatin. Select one for details. This list is informational and not a complete interaction checker.
Showing 240 of 340. Type above to find a specific drug.
Interaction data compiled from DDInter (academic, CC-BY). Severity classification only - this is not a complete interaction checker and not medical advice.
Sources & citations
- [1]FDA DailyMed · 01b44f91-9b68-46… · revised July 9, 2025 [PDF]
- [2]MHRA (UK) · PL475870005 · revised January 16, 2026
- [3]Health Canada (DPD) · 00550507 · revised March 22, 2025
- [4]OpenFDA adverse-event reports (US), 12 months ending June 4, 2026.
Information on this page is compiled from public regulatory records. Drugvu is not affiliated with any regulator or pharmaceutical manufacturer. This is not medical advice. Always consult a qualified healthcare professional.