SULFAMETHOXAZOLE AND TRIMETHOPRIM AND PHENAZOPYRIDINE HYDROCHLORIDE

LOE Approaching

phenazopyridine hydrochloride; sulfamethoxazole; trimethoprim

NDAORALTABLET
Approved
Jun 2001
Lifecycle
LOE Approaching
Competitive Pressure
30/100

Mechanism of Action

CLINICAL PHARMACOLOGY Phenazopyridine hydrochloride is excreted in the urine where it exerts a topical analgesic effect on the mucosa of the urinary tract. This action helps to relieve pain, burning, urgency and frequency. The precise mechanism of action is unknown. PHARMACOKINETICS The…

External Resources
DailyMed
Full prescribing information
FDA Drugs@FDA
FDA approval history
Data Sources
  • Drug label: DailyMed / FDA
  • Clinical trials: ClinicalTrials.gov
  • Patent data: FDA Orange Book
  • Spending data: CMS Medicare

The information on this page is for informational purposes only and should not be used as a substitute for professional medical advice. Drug information is sourced from FDA, DailyMed, and other government databases. Adverse event data from FAERS does not establish causation. Always consult a healthcare professional for medical decisions.