Safety of Tetanus, Diphtheria, and Pertussis Vaccination During Pregnancy: A Systematic Review.

CONCLUSION: Evidence suggests that antenatal combined Tdap administered during the second or third trimester of pregnancy is not associated with clinically significant harms for the fetus or neonate. Medically attended events in pregnant women are similar between vaccinated and unvaccinated groups. PMID: 28178054 [PubMed - as supplied by publisher]

https://www.ncbi.nlm.nih.gov/pubmed/28178054?dopt=Abstract

Source: Obstetrics and Gynecology - February 5, 2017 Category: OBGYN Authors: McMillan M, Clarke M, Parrella A, Fell DB, Amirthalingam G, Marshall HS Tags: Obstet Gynecol Source Type: research