4-(Pyridyl-2-amidosulfonyl)-3'-carboxy-4'-hydroxyazobenzene 5-[[p-(2-Pyridylsulfamoyl)phenyl]azo]salicylic acid 5-[p-(2-Pyridylsulfamoyl)phenylazo]salicylic acid 5-[p-(2-Pyridylsulfamyl)phenylazo]salicylic acid 599-79-1 Accucol Asulfidine Azopyrin Azopyrine Azulfidine Benzoic acid, 2-hydroxy-5-[[4-[(2-pyridinylamino)sulfonyl]phenyl]azo]- Benzosulfa Colo-Pleon NSC203730 Reupirin Rorasul S.A.S. 500 S.A.S.-500 Salazopiridazin Salazopyridin Salazopyrin Salazosulfapyridin Salazosulfapyridine Salicylazosulfapyridine Salicylic acid, 5-[[p-(2-pyridylsulfamoyl)phenyl]azo]- Salisulf Sulcolon Sulfasalazin Sulfasalazine WLN: T6NJ BSWMR DNUNR DQ CVQ w-t Sasp oral