Effects of antibiotics on breast milk and infant health
Official title: Antibiotic Treatment in Breastfeeding Mothers: Effects on Milk, Microbiome, and Infant Outcomes
Funded at University of California, San Diego · NIH-10907649 · Data updated 2026-11-12
This study is looking at how antibiotics taken by breastfeeding moms might change their milk and affect their baby's growth and health, and it's open to 480 mom-and-baby pairs who want to help us learn more about breastfeeding and infant well-being.
Quick facts
| Grant type | NIH-funded research |
|---|---|
| Study type | NIH-funded research |
| Funding institution | University of California, San Diego NIH-funded |
| Lab location | 1 site (La Jolla, United States) |
| Project start | September 10, 2021 |
| Project end | July 31, 2026 |
| Funding year | 2024 |
| Award (this year) | $806,901 |
| NIH project number | 5P50HD106463-04 |
| Project ID | NIH-10907649 on NIH RePORTER |
Who could benefit from this research
✓Could help
Ideal candidates for participation include breastfeeding mothers who are prescribed antibiotics and their infants under one year of age.
✕Less likely to help
Patients who are not breastfeeding or those who are not receiving antibiotic treatment may not benefit from this research.
What this research studies
This research investigates how antibiotic treatment in breastfeeding mothers affects the composition of their milk, including its nutritional quality and microbiome. By enrolling 480 maternal-infant pairs, the study will collect milk, skin, and stool samples to analyze the impact of specific antibiotics on both milk and infant outcomes. The research aims to understand how maternal antibiotic use influences infant growth, development, and immune response, providing valuable insights into breastfeeding practices and infant health.
Why it matters
Potential benefit: If successful, this research could lead to improved guidelines for antibiotic use in breastfeeding mothers, enhancing infant health outcomes.
How similar studies have gone: Previous research has shown that understanding the effects of maternal health interventions on breastfeeding can significantly impact infant health, suggesting potential success for this approach.
Where this research is happening
-
University of California, San Diego
La Jolla, United States Active
Researchers
- Principal investigator: Chambers, Christina — University of California, San Diego
- Study coordinator: Chambers, Christina
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About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page.