Applies to the following strengths: 95 mg; 100 mg; 200 mg; 97.2 mg; 97.5 mg; 99.5 mg
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Usual Adult Dose for:
Usual Pediatric Dose for:
Additional dosage information:
Usual Adult Dose for Dysuria
190 to 200 mg orally 3 times a day after meals. Do not administer for more than 2 days when used with a urinary antibacterial.
Usual Pediatric Dose for Dysuria
>= 6 years to 18 years:
12 mg/kg/day orally divided into 3 doses for two days. Maximum dose: 600 mg/day.
Renal Dose Adjustments
CrCl >= 50 <80 mL/min: Administer every 8 to 16 hours.
CrCl <50 mL/min: not recommended
Liver Dose Adjustments
Data not available
Phenazopyridine should not be administered to patients with CrCl <50 mL/min. Phenazopyridine should be used with caution in patients with renal impairment.
A yellowish tinge of the skin or sclera may indicate accumulation due to renal insufficiency and the need to discontinue phenazopyridine.
Children younger than 12 years of age should not take phenazopyridine unless directed by a physician.
Data not available
Treatment of a urinary tract infection with phenazopyridine and an antibacterial should not exceed 2 days as there is no evidence that phenazopyridine provides any greater benefit than the antibacterial alone after 2 days.
The urine may present reddish-orange after use of the drug.
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- Drug class: miscellaneous genitourinary tract agents
- Phenazopyridine Hydrochloride (AHFS Monograph)
- Phenazopyridine Tablets (FDA)
- Phenazopyridine (Wolters Kluwer)