Phenazopyridine Hydrochloride

CAS Number

136-40-3

Synonym

2,6-Diamino-3-(phenylazo)pyridine monohydrochloride

Occurrence/Use

Medicine: analgesic in urinary tract, treat infections of mouth and conjunctiva; veterinary medicine (urinary analgesic)

Phenazopyridine Hydrochloride

Cancer Potency Information

Latest Criteria: Proposition 65 NSRLs/MADLs
Inhalation Unit Risk (μg/cubic meter)-1: 4.3 E-5
Inhalation Slope Factor (mg/kg-day)-1: 1.5 E-1
Oral Slope Factor (mg/kg-day)-1: 1.5 E-1
Comments/References:

OEHHA 1992. Expedited Cancer Potency Values and Proposed Regulatory Levels for Certain Proposition 65 Carcinogens.

Proposition 65

Chemical Status

Cancer: Currently listed

Cancer

Cancer - Listing Mechanism
State's Qualified Experts
Listed as causing : Listed as causing: Cancer
Date of Listing:

Safe Harbor Levels

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

Documents, Presentations, and Publications

Cancer: