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Phenazopyridine use while Breastfeeding

Drugs containing Phenazopyridine: Pyridium, Azo Urinary Pain Relief, Azo-Standard, Uristat, Pyridiate, Uricalm, Prodium, Pyridium Plus, Baridium, Urinary Analgesic, Show all 29 »Urogesic, Tija, Urodol, Azo Gantrisin, Azo Gantanol, Preferred Urinary Pain Relief, Preferred Maximum Strength Urinary Pain Relief, Azo-Gesic, Re-Azo, Phenazo, Urobiotic-250, Eridium, Viridium, Azo-Septic, Urelief Plus, Phenaz Plus, PhenazoForte Plus, Pyrelle HB, Azo-Truxazole

Medically reviewed on March 12, 2018.

Phenazopyridine Levels and Effects while Breastfeeding

Summary of Use during Lactation

The safety of phenazopyridine is not established in infants or during breastfeeding. Because it can cause methemoglobinemia, sulfhemoglobinemia, and hemolytic anemia, it should be avoided while breastfeeding, especially with an infant under 1 month of age or with G-6-PD deficiency.

Drug Levels

Maternal Levels. Relevant published information was not found as of the revision date.

Infant Levels. Relevant published information was not found as of the revision date.

Effects in Breastfed Infants

Relevant published information was not found as of the revision date.

Effects on Lactation and Breastmilk

Relevant published information was not found as of the revision date.

References

Phenazopyridine Identification

Substance Name

Phenazopyridine

CAS Registry Number

94-78-0

Drug Class

Anesthetics, Urinary

Administrative Information

LactMed Record Number

616

Disclaimer

Information presented in this database is not meant as a substitute for professional judgment. You should consult your healthcare provider for breastfeeding advice related to your particular situation. The U.S. government does not warrant or assume any liability or responsibility for the accuracy or completeness of the information on this Site.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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