Exposures During Pregnancy or Breastfeeding

The Toxicology Education Foundation is pleased to be partnering with MotherToBaby/California to expand access to information about medications and other exposures during pregnancy and while breastfeeding.  MotherToBaby ( is a service of the non-profit Organization of Teratology Information Specialists (OTIS) dedicated to providing evidence-based information to mothers, health care professionals, and the general public.  OTIS experts create well-referenced Fact Sheets offered in English and Spanish that focus on frequently asked questions ...

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Reproductive and Developmental Toxicity Hazards

Any chemical or other factor such as heat stress, radiation, infectious disease or improper diet that causes harm to an adult can interfere with reproduction or a child’s development.  But some factors can cause such harm to the developing child in the womb at doses or exposures lower than those that cause any obvious harm to a potential parent.  These factors are then designated as selective reproductive and/or developmental hazards.  Reproductive hazards can affect fertility by interfering with the normal development and function of the egg and sperm cells, interf...

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