Chemical formula: C₁₁H₁₁N₅ Molecular mass: 213.239 g/mol PubChem compound: 4756
Phenazopyridine is excreted in the urine where it exerts a topical analgesic effect on the mucosa of the lower urinary tract. This action helps to relieve pain, burning, urgency and frequency. The precise mechanism of action is unknown.
This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:
| ATC code | Group title | Classification |
|---|---|---|
| G04BX06 | Phenazopyridine | G Genito urinary system and sex hormones → G04 Urologicals → G04B Other urologicals, incl. antispasmodics → G04BX Other urologicals |
Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):
| Title | Information Source | Document Type | |
|---|---|---|---|
| PYRIDIUM Tablet | Health Products and Food Branch (CA) | MPI, CA: SPM |
Phenazopyridine is an active ingredient of these brands:
Brazil (BR)Canada (CA)
Ecuador (EC)
Hong Kong (HK)
Israel (IL)
Mexico (MX)Singapore (SG)
South Africa (ZA)
Turkey (TR)
Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide. |
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