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United States· US:85248-211_51bef485-f781-a20e-e063-6294a90a5568

CYYZROS ANTIFUNGAL NAIL

A undecylenic acid product containing undecylenic acid 25% antifungal nail, registered in United States by Jiangxi Yudexi Pharmaceutical Co., LTD. The same ATC class is registered in 4 of our 19 countries.

ATC D01AE04US label

Checked against FDA National Drug Code directory (United States) on

Informational only — not a medical device.

SOURCE REGISTER · USFDA National Drug Code directory (Unite…normalisedCYYZROS ANTIFUNGAL NAILATCD01AE04REGISTER NO.US:85248-211_51bef485…PACKS LISTED1CHECKEDJune 3, 2026
Compare price across countriesPer daily dose · free accountAsk the assistant about undecylenic acid 25% antifungal nailAnswers with sources · free accountCheck interactionsSeverity free · mechanism on Growth

Where it is registered

Undecylenic acid is registered in 4 of 19 countries.

Countries holding a registration under ATC D01AE04 (undecylenic acid), each read from that country’s own register.

  • This record: United States, from FDA National Drug Code directory (United States)
  • 3 of them publish a price we can compare per daily dose
Search undecylenic acid products by name

Undecylenic acid · ATC D01AE04

4 / 19 countries

  • Ireland
  • Polandprice
  • Switzerlandprice
  • United Statesprice
Blue: a registration under this ATC code. The ringed marker is this record’s country. Markets marked price publish a price we can compare per daily dose.

The record

At a glance

FDA National Drug Code directory (United States)
Active substance
Undecylenic acid 25% ANTIFUNGAL NAIL
Manufacturer
Jiangxi Yudexi Pharmaceutical Co., LTD
Country
United States (US)
ATC code
D01AE04
ATC class
Undecylenic acid
Reimbursed
Not published by this register
Source register
FDA National Drug Code directory (United States)
Last checked
June 3, 2026

Packs & prices · 1

  • ndc11
    8524821101
    5 TUBE in 1 BOX (85248-211-01) / 3 mL in 1 TUBE

Regulatory notes

UNII (FDA substance ID)
K3D86KJ24N
UNDECYLENIC ACID
RxCUI 10989
DailyMed SPL labels
1 version tracked

Same class

Other records under D01AE04

Undecylenic acid, as other registers publish it.

All undecylenic acid products

Sourced from a public register and reproduced with attribution. Drug Database is not affiliated with, endorsed by, or a partner of FDA National Drug Code directory (United States). This is an informational data service and not a medical device — verify against the official source of record before any clinical decision.

For developers

The same record over the API, and the raw payload
GET /v1/drugs/ee58c52c-4562-42ec-ba6c-13946420375d
GET /v1/drugs/ee58c52c-4562-42ec-ba6c-13946420375d?format=fhir

Every response carries last_synced_at, so freshness is a field rather than a promise. Below is exactly what the ingestion wrote, before any presentation — the same JSON the API returns under payload.

{
  "unii": {
    "unii": "K3D86KJ24N",
    "rxcui": "10989",
    "inchikey": "FRPZMMHWLSIFAZ-UHFFFAOYSA-N",
    "display_name": "UNDECYLENIC ACID",
    "substance_type": "chemical",
    "ingredient_type": "INGREDIENT SUBSTANCE"
  },
  "route": "TOPICAL",
  "spl_meta": {
    "51bef485-f780-a20e-e063-6294a90a5568": {
      "match": "brand_token",
      "title": "CYYZROS ANTIFUNGAL NAIL (UNDECYLENIC ACID 25% ANTIFUNGAL NAIL) LIQUID [JIANGXI YUDEXI PHARMACEUTICAL CO., LTD]",
      "spl_version": "1",
      "published_date": "2026-05-15"
    }
  },
  "productid": "85248-211_51bef485-f781-a20e-e063-6294a90a5568",
  "productndc": "85248-211",
  "dosage_form": "LIQUID",
  "dea_schedule": null,
  "product_type": "HUMAN OTC DRUG",
  "substance_name": "UNDECYLENIC ACID",
  "proprietary_name": "CYYZROS ANTIFUNGAL NAIL",
  "active_ingred_unit": "g/100mL",
  "application_number": "M005",
  "marketing_category": "OTC MONOGRAPH DRUG",
  "nonproprietary_name": "Undecylenic acid 25% ANTIFUNGAL NAIL",
  "start_marketing_date": "20260514",
  "active_numerator_strength": "25"
}
API referenceMCP serverPlans

See everything about undecylenic acid.

This page is the registration. A free account adds the label text as the regulator wrote it, what it costs per daily dose across the markets that publish a price, a feed of what changes in the registers, and an assistant that answers with its sources. Interaction severity is free; mechanism and management are on the Growth plan. No card, nothing to install.

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