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
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