Safety and recommendations for maternal immunization.
Vaccination during pregnancy protects both the mother and the developing baby. Some vaccines are specifically recommended during pregnancy, while others should be delayed until after delivery.
Extensive data from pregnancy registries and surveillance systems show these vaccines are safe:
Vaccines during pregnancy stimulate antibodies that cross the placenta, providing passive immunity to the newborn. This protection is critical in the first months of life before infants can be fully vaccinated.