Phenazopyridine |
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| Azo-Dine; Azo-Gesic; Azo-Natural; Azo-Standard; Baridium; Cemco Brand of Phenazopyridine Hydrochloride; Consumer Choice Brand of Phenazopyridine Hydrochloride; Edwards Brand of Phenazopyridine Hydrochloride; Geridium | |
| A local anesthetic that has been used in urinary tract disorders. Its use is limited by problems with toxicity (primarily blood disorders) and potential carcinogenicity. | |