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Gastrointestinal medications and breastfeeding
1Department of Pharmacy Practice, University of Oklahoma College of Pharmacy, Oklahoma City 73190, USA.
Summary
Breastfeeding mothers can safely use certain gastrointestinal medications. Non-prescription options like unabsorbed laxatives and antidiarrheals are preferred, with specific recommendations for histamine antagonists and heartburn treatments.
Area of Science:
- Gastroenterology
- Lactation Pharmacology
- Pediatric Safety
Background:
- Increasing availability of nonprescription gastrointestinal medications necessitates safety evaluations for breastfeeding mothers.
- Limited data exists on the transfer of many gastrointestinal drugs into breast milk.
- The American Academy of Pediatrics (AAP) provides guidance on medication compatibility with breastfeeding.
Purpose of the Study:
- To review the safety and transfer of common gastrointestinal medications into breast milk.
- To identify medications compatible with breastfeeding and those requiring caution.
- To guide healthcare providers and mothers on medication choices during lactation.
Main Methods:
- Literature review of studies on drug transfer into breast milk.
- Analysis of recommendations from the American Academy of Pediatrics (AAP).
- Categorization of gastrointestinal medications based on safety profiles for nursing infants.
Main Results:
- Several medications, including cimetidine, atropine, cascara, cisapride, loperamide, magnesium sulfate, and senna, are identified as compatible with breastfeeding by the AAP.
- Unabsorbed laxatives and antidiarrheals are considered first-line therapies due to minimal systemic absorption.
- Famotidine and nizatidine show lower excretion into breast milk compared to cimetidine or ranitidine, potentially making them preferred histamine antagonists.
- Cisapride is considered safe by the AAP for heartburn treatment in nursing women, potentially preferred over metoclopramide.
- Metoclopramide's effect on nursing infants is unknown but may warrant concern, though adverse effects have not been reported.
Conclusions:
- Most reviewed gastrointestinal medications appear safe for nursing infants, but potential adverse reactions should be monitored.
- Prioritizing non-absorbed agents for constipation or diarrhea and specific histamine antagonists or heartburn medications can enhance infant safety.
- Informed medication choices are crucial for breastfeeding mothers, balancing maternal health needs with infant well-being.