Bystolic and Breastfeeding

No human studies have been conducted on Bystolic (nebivolol) and breastfeeding. However, animal studies have shown that the medication passes through breast milk in rats. Before using Bystolic, breastfeeding women should talk to their healthcare providers about the potential risks. Beta blockers can potentially cause serious problems in a nursing infant.

Is Bystolic Safe for Breastfeeding Women?

It is not known if Bystolic® (nebivolol) passes through breast milk in humans. Therefore, if you are breastfeeding, you should talk with your healthcare provider before taking Bystolic. The manufacturer recommends that breastfeeding women avoid this medicine.
 

What Does the Research Say About Bystolic and Breastfeeding?

No research has been done to see if Bystolic passes through breast milk in humans. However, research has shown that it does pass through breast milk in rats. Because beta blockers (which is what Bystolic is) could potentially cause serious problems in an infant, such as a dangerously low heart rate, the medication is not recommended for use while breastfeeding.
 

Talking With Your Healthcare Provider

You should discuss Bystolic and breastfeeding with your healthcare provider.
 Each woman's situation is different, and you and your healthcare provider understand your situation best. After considering what you want and expect, as well as your current health situation, the two of you can make a shared decision about Bystolic and breastfeeding that is right for you.
 
Written by/reviewed by: Kristi Monson, PharmD; Arthur Schoenstadt, MD
Last reviewed by: Kristi Monson, PharmD
 
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