Tetanus, diphtheria, and pertussis vaccine (Tdap) in pregnancy and risk of major birth defects in the offspring.
Stephen M KerrCarla M Van BennekomAllen A MitchellPublished in: Birth defects research (2020)
We observed no evidence of appreciable risks for selected specific major malformations associated with Tdap vaccine exposure during early or late pregnancy. As pertussis remains a public health concern and Tdap vaccination levels in pregnancy remain below desired levels, these data provide further reassurance regarding the current recommendations for Tdap vaccination in pregnancy.