No information is available on the use of exemestane during breastfeeding. Most sources consider breastfeeding to be contraindicated during maternal antineoplastic drug therapy. The manufacturer recommends that breastfeeding be discontinued during exemestane therapy and for 1 month after the last dose.
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.
Substance Identification
Substance Name
Exemestane
CAS Registry Number
107868-30-4
Drug Class
Breast Feeding
Lactation
Antineoplastic Agents
Aromatase Inhibitors
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.
