PHENAZOPYRIDINE HYDROCHLORIDE
UNII 0EWG668W17

Substance Identification & Data

This profile provides standardized clinical and technical data for Phenazopyridine Hydrochloride, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 0EWG668W17.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 136-40-3 and the RxNorm Concept ID (RxCUI) 203197. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
0EWG668W17
CAS Registry Number
136-40-3
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
PHENAZOPYRIDINE HYDROCHLORIDE
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
0EWG668W17
The specific atomic composition represented as a molecular structure string.
InChIKey
C11H11N5.ClH
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
QQBPIHBUCMDKFG-GEEYTBSJSA-N
Line notation for describing the chemical structure and connectivity of atoms.
NCI Thesaurus
National Cancer Institute reference terminology for clinical and research data.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
Cl.N(\c1ccccc1)=N/c2c(nc(cc2)N)N

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Phenazopyridine Hydrochloride. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

FDA Official Name

PHENAZOPYRIDINE HYDROCHLORIDE

Common Names & Synonyms

2,6-PYRIDINEDIAMINE, 3-(PHENYLAZO)-, MONOHYDROCHLORIDE
AZO GANTANOL COMPONENT PHENAZOPYRIDINE HYDROCHLORIDE
AZO GANTRISIN COMPONENT PHENAZOPYRIDINE HYDROCHLORIDE
PHENAZOPYRIDINE HCL
PHENAZOPYRIDINE HYDROCHLORIDE [IARC]
PHENAZOPYRIDINE HYDROCHLORIDE [MART.]
PHENAZOPYRIDINE HYDROCHLORIDE [MI]
PHENAZOPYRIDINE HYDROCHLORIDE [ORANGE BOOK]
PHENAZOPYRIDINE HYDROCHLORIDE [USAN]
PHENAZOPYRIDINE HYDROCHLORIDE [USP MONOGRAPH]
PHENAZOPYRIDINE HYDROCHLORIDE [USP-RS]
PHENAZOPYRIDINE HYDROCHLORIDE [VANDF]
PHENAZOPYRIDINE HYDROCHLORIDE [WHO-DD]
PYRIDIUM

Systematic Nomenclature

2,6-DIAMINO-3-(PHENYLAZO)PYRIDINE MONOHYDROCHLORIDE

Technical Codes

NC 150
NC-150
NSC-1879
W 1655
W-1655

NDC Products Containing PHENAZOPYRIDINE HYDROCHLORIDE

This unique ingredient identifier is listed as an ingredient or substance in the following products in the NDC directory: