| phenazopyridine | <chemical> A local anaesthetic that has been used in urinary tract disorders. Its use is limited by problems with toxicity (primarily blood disorders) and potential carcinogenicity. Pharmacological action: anaesthetics, local. Chemical name: 2,6-Pyridinediamine, 3-(phenylazo)- (12 Dec 1998) |
|---|---|
| phenazopyridine hydrochloride | 2,6-Diamino-3-(phenylazo)pyridine hydrochloride;an orally administered urinary tract analgesic. (05 Mar 2000) |