Phenazopyridine HCl 100mg, 200mg; tabs. Phenazopyridine HCl is excreted in the urine where it exerts a topical analgesic effect on the mucosa of the urinary tract. This action helps to relieve ...

Phenazopyridine is a dye that works as a painkiller to soothe the lining of the urinary tract. If your doctor has directed you to use this medication, remember that your doctor has judged that the ...