http://mothertobaby.org/

MotherToBaby, a service of the non-profit Organization of Teratology Information Specialists (OTIS), is dedicated to providing evidence-based information to mothers, health care professionals, and the general public about medications and other exposures during pregnancy and while breastfeeding. The content of the site includes: Pregnancy Studies; Join A Study; Fact Sheets; News & Resources; Health Professionals; Baby Blog and Ask An Expert.