Immunization during pregnancy: To do or not to do?

Immunization is the most cost-effective primary prevention strategy for control and elimination of infectious diseases. Immunization during pregnancy deserves special focus due to added benefit to the newborn. However, theoretical risk to the fetus, mainly due to live vaccines of organisms that are known teratogens, dictates that women are immunized against these infections either before or in-between pregnancies. This article summarizes the contemporary guidelines regarding immunization during periods around pregnancy.