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Phenazopyridine

CAS Number

94-78-0

Synonym

2,6-Diamino-3-phenylazopyridine; Diridone; DPP; Gastracid; Gastrotest; Mallophene; Phenazodine; 3-(Phenylazo)-2,6-pyridinediamine; Phenylazo tablet; Pirid; Pyrazofen; Pyridacil; Pyridium; Pyripyridium; Sedural; Uridinal; Urodine

Occurrence/Use

Medicine (urinary analgesic, antiseptic), veterinary medicine

Phenazopyridine

Cancer Potency Information

Latest Criteria: 
Proposition 65 NSRLs/MADLs
Inhalation Unit Risk (μg/cubic meter)-1: 
4.9 E-5
Inhalation Slope Factor (mg/kg-day)-1: 
1.7 E-1
Oral Slope Factor (mg/kg-day)-1: 
1.7 E-1
Comments/References: 

Proposition 65

Chemical Status

Cancer: 
Currently listed

Cancer

Listed as causing: 
Cancer
Date of Listing: 
01/01/1988
Basis for Listing: 
State's Qualified Experts

Safe Harbor Levels

Cancer
No Significant Risk Level (NSRL): 
4 µg/day
Last NSRL/MADL Revision: 
1992

Documents, Presentations, and Publications

Cancer: