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Drugs and Lactation Database (LactMed®) [Internet]. Bethesda (MD): National Institute of Child Health and Human Development; 2006-.

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Drugs and Lactation Database (LactMed®) [Internet].

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Efinaconazole

Last Revision: December 3, 2018.

CASRN: 164650-44-6

Chemical structure

Drug Levels and Effects

Summary of Use during Lactation

Topical efinaconazole has not been studied during breastfeeding. Because maternal blood levels are very low after topical application to the toenails, it is unlikely that a measurable amount of the drug will enter the breastmilk.

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.

Alternate Drugs to Consider

Ciclopirox, Tavaborole, Terbinafine

Substance Identification

Substance Name

Efinaconazole

CAS Registry Number

164650-44-6

Drug Class

  • Breast Feeding
  • Anti-Infective Agents
  • Antifungal Agents

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.

Copyright Notice

Attribution Statement: LactMed is a registered trademark of the U.S. Department of Health and Human Services.

Bookshelf ID: NBK500727PMID: 29999786

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