Mother to Baby

MotherToBaby, a service of the non-profit Organization of Teratology Information Specialists (OTIS), is the nation's leading authority and most trusted source of evidence-based information on the safety of medications and other exposures during pregnancy and while breastfeeding. Our information service is available to mothers, healthcare professionals, and the general public. We also conduct state-of-the-art research on the safety of medications and vaccines in pregnancy.