Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 9/16/2025

Safety of Cephalexin During Breastfeeding

Recommendations for Use

  • Short courses of antibiotics like cephalexin are commonly used and there is no evidence of harmful effects in breastfeeding women when used appropriately, according to the American Society of Anesthesiologists 1, 2

Considerations for Infant Exposure

  • No specific facts are available with citations to report in this category.