Phenazopyridine Pregnancy and Breastfeeding Warnings
Medically reviewed by Drugs.com. Last updated on Apr 14, 2022.
Phenazopyridine is also known as: Azo Urinary Pain Relief, Azo-Gesic, Azo-Septic, Azo-Standard, Baridium, Eridium, Phenazo, Preferred Maximum Strength Urinary Pain Relief, Preferred Urinary Pain Relief, Prodium, Pyridiate, Pyridium, Re-Azo, Uricalm, Urinary Analgesic, Uristat, Urodol, Urogesic, Viridium
Phenazopyridine Pregnancy Warnings
This drug should be used during pregnancy only if the benefit outweighs the risk.
US FDA pregnancy category: B
Animal studies have revealed no evidence of impaired fertility or harm to the fetus. There are no controlled data in human pregnancy.
US FDA pregnancy category B: Animal reproduction studies have failed to demonstrate a risk to the fetus and there are no adequate and well-controlled studies in pregnant women.
Phenazopyridine Breastfeeding Warnings
Use should be avoided.
Comments:
-The safety of this drug has not been established during breastfeeding.
-Because this drug can cause methemoglobinemia, sulfhemoglobinemia, and hemolytic anemia, it should be avoided while breastfeeding, especially with an infant under one month of age or with G-6-PD deficiency.
See Also...
References for pregnancy information
- "Product Information. AZO Urinary Pain Relief Max Strength (phenazopyridine)." i-Health, Inc, Cromwell, CT.
- "Product Information. Phenazopyridine Hydrochloride (phenazopyridine)." Amneal Pharmaceuticals, Glasgow, KY.
References for breastfeeding information
- "Product Information. Phenazopyridine Hydrochloride (phenazopyridine)." Amneal Pharmaceuticals, Glasgow, KY.
- "Product Information. AZO Urinary Pain Relief Max Strength (phenazopyridine)." i-Health, Inc, Cromwell, CT.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.