Phenazopyridine

Phenazopyridine
Clinical data
Trade names	Pyridium
AHFS/Drugs.com	Monograph
MedlinePlus	a682231
License data	US DailyMed: Phenazopyridine;
Routes of; administration	By mouth
ATC code	G04BX06 (WHO) ;
Legal status
Legal status	US: OTC;
Identifiers
	IUPAC name 3-phenyldiazenylpyridine-2,6-diamine;
CAS Number	94-78-0 ;
PubChem CID	4756;
IUPHAR/BPS	7616;
DrugBank	DB01438 ;
ChemSpider	4592 ;
UNII	K2J09EMJ52;
KEGG	D08346 ;
ChEMBL	ChEMBL1242 ;
CompTox Dashboard (EPA)	DTXSID1023445 ;
ECHA InfoCard	100.002.149
Chemical and physical data
Formula	C11H11N5
Molar mass	213.244 g·mol−1
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Phenazopyridine is a medication which, when excreted by the kidneys into the urine, has a local analgesic effect on the urinary tract. It is often used to help with the pain, irritation, or urgency caused by urinary tract infections, surgery, or injury to the urinary tract.

In 2021, it was the 285th most commonly prescribed medication in the United States, with more than 700,000 prescriptions.^[1]^[2]

^ "The Top 300 of 2021". ClinCalc. Archived from the original on 15 January 2024. Retrieved 14 January 2024.
^ "Phenazopyridine - Drug Usage Statistics". ClinCalc. Retrieved 14 January 2024.