Westlake Itch Relief

UNIISPLATC D04AA

Last synced from FDA National Drug Code directory (United States) on June 3, 2026

Identification

ManufacturerWestlake HB Pharma LLC

CountryUS (United States)

ATC codeD04AA

Dispensing—

ReimbursedNo

SourceFDA National Drug Code directory (United States)

Last synced6/3/2026

Packs · 1

ndc11
8289571560
59 mL in 1 BOTTLE, SPRAY (82895-715-60)

Annotations

UNII (FDA Substance ID)

TC2D6JAD40

DIPHENHYDRAMINE HYDROCHLORIDE

RxCUI 1362

DailyMed SPL labels

1 version tracked

Raw payload (JSON)

{
  "unii": {
    "unii": "TC2D6JAD40",
    "rxcui": "1362",
    "inchikey": "PCHPORCSPXIHLZ-UHFFFAOYSA-N",
    "display_name": "DIPHENHYDRAMINE HYDROCHLORIDE",
    "substance_type": "chemical",
    "ingredient_type": "INGREDIENT SUBSTANCE"
  },
  "route": "TOPICAL",
  "spl_meta": {
    "0c586a14-1a2a-9f42-e063-6294a90a16c1": {
      "match": "brand_token",
      "title": "WESTLAKE LIDOCAINE (LIDOCAINE HCL) CREAM [WESTLAKE PHARMA LLC]",
      "spl_version": "2",
      "published_date": "2025-12-04"
    }
  },
  "productid": "82895-715_0c419012-62b2-e052-e063-6394a90ab7ad",
  "productndc": "82895-715",
  "dosage_form": "SPRAY",
  "dea_schedule": null,
  "product_type": "HUMAN OTC DRUG",
  "substance_name": "DIPHENHYDRAMINE HYDROCHLORIDE; ZINC ACETATE",
  "proprietary_name": "Westlake Itch Relief",
  "active_ingred_unit": "g/100mL; g/100mL",
  "application_number": "M017",
  "marketing_category": "OTC MONOGRAPH DRUG",
  "nonproprietary_name": "Diphenhydramine HCl, Zinc Acetate",
  "start_marketing_date": "20231001",
  "active_numerator_strength": "2; .1"
}

Related drugs

Other records sharing ATC code D04AA.

Access this data programmatically

Query Westlake Itch Relief and 610,000+ other drug records through a single REST API — with a last_synced_at provenance stamp on every response. Free tier includes 100 requests/day.

Get a free API key Read the API docs