Breast Cancer Home > Arimidex and Breastfeeding

The link between Arimidex and breastfeeding is not clear. However, given the risk of potentially serious side effects, the manufacturer recommends that the drug be used with caution in women who are nursing. If you are considering nursing your infant while taking the drug, talk to your healthcare provider about Arimidex and breastfeeding. Together, you can make a decision that is right for you.

Arimidex and Breastfeeding: An Overview

It is not known if Arimidex® (anastrozole) passes through breast milk. Because of the potentially serious side effects that could occur in the nursing infant, the manufacturer of Arimidex recommends that the drug be used cautiously in breastfeeding women. Therefore, if you are breastfeeding or thinking of starting, make sure to let your healthcare provider know.

Arimidex and Breastfeeding: What Does the Research Say?

Because it is unknown if Arimidex passes through breast milk, it is not known what effects the drug could have on a young infant. The medication affects hormones; therefore, it may cause serious side effects. If your healthcare provider recommends taking Arimidex while breastfeeding, be sure to watch for any side effects in your child.

Talking With Your Healthcare Provider About Arimidex and Breastfeeding

You should talk with your healthcare provider about Arimidex and breastfeeding. Everyone's situation is different, and your healthcare provider understands your situation best. After considering what you want and expect, as well as your current health situation, you and your healthcare provider can make a shared decision about Arimidex and breastfeeding in your particular situation.
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
List of references (click here):
Other Articles in This eMedTV Presentation

Topics & Medications


Related Channels

eMedTV Links
Copyright © 2006-2019 Clinaero, Inc.

eMedTV serves only as an informational resource. This site does not dispense medical advice or advice of any kind. Site users seeking medical advice about their specific situation should consult with their own physician. Click Terms of Use for more information.

This site complies with the HONcode standard for trustworthy health information:
verify here.