Phenazopyridine use while Breastfeeding

Drugs containing Phenazopyridine: Pyridium, Azo-Standard, Azo Urinary Pain Relief, Uristat, Urogesic, Phenazo, Prodium, Uricalm, Urinary Analgesic, Azo-Septic, Show all 27 »Baridium, Urodol, Pyridiate, Re-Azo, Azo Gantanol, Azo Gantrisin, Azo-Truxazole, Eridium, Viridium, PhenazoForte Plus, Pyridium Plus, Urelief Plus, Pyrelle HB, Urobiotic-250, Azo-Gesic, Tija, Phenaz Plus

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.

Possible Effects on Lactation

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

Information from the National Library of Medicine's LactMed Database.

Last Revision Date

2013-09-07

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.

See Also...

Disclaimer: This information is not intended as a substitute for professional judgment. You should consult your healthcare provider for breastfeeding advice related to your particular situation. Use of this website signifies your agreement to the Terms of Use and Online Privacy Policy.

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