Synonyms: BISTERIL
; MALLOPHENE
; 3-PHENYLAZO-2,6-DIAMINOPYRIDINE HYDROCHLORIDE
; 3-PHENYLAZO-2,6-DIAMINOPYRIDINE MONOHYDROCHLORIDE
; 3-(PHENYLAZO)-2,6-PYRIDINEDIAMINE, MONOHYDROCHLORIDE
; 3-BENZENEAZO-2,6-DIAMINOPYRIDINE MONOHYDROCHLORIDE
; 2,6-DIAMINO-3-[PHENYLAZO]PYRIDINE HYDROCHLORIDE
; 2,6-DIAMINO-3-(PHENYLAZO)PYRIDINE MONOHYDROCHLORIDE
; PHENYLAZODIAMINOPYRIDINE HYDROCHLORIDE
; PHENAZODINE
; PHENAZOPYRIDINE HCL
; PYRIDACIL;