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Attribution Statement: LactMed is a registered trademark of the U.S. Department of Health and Human Services.
Bookshelf ID: NBK501220PMID: 30000279
NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.
Drugs and Lactation Database (LactMed®) [Internet]. Bethesda (MD): National Institute of Child Health and Human Development; 2006-.
CASRN: 104227-87-4
Drug Levels and Effects
Summary of Use during Lactation
Because there is no published experience with famciclovir during breastfeeding, other agents may be preferred, especially while nursing a newborn or preterm infant.
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
Substance Identification
Substance Name
Famciclovir
CAS Registry Number
104227-87-4
Drug Class
- Breast Feeding
- Lactation
- Anti-Infective Agents
- Antiviral 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.
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