The mosquito vector that carries the Zika virus thrives in warm climates and particularly in areas of poor living conditions. Pregnant women living in or travelling to such areas are at equal risk as the rest of the population of being infected by viruses borne by this vector. Maternal infection with Zika virus infection during pregnancy is typically a mild disease, an unusual increases in congenital microcephaly, Guillain-Barré syndrome of other neurological complications in areas where outbreaks have occurred, has significantly raised concern for pregnant women and their families, as well as health providers and policy-makers.

The aim of this document is to provide interim guidance for interventions to reduce the risk of maternal Zika virus infection and to manage potential complications during pregnancy. This guidance is based on the best available research evidence and covers areas prioritized by an international, multidisciplinary group of health care professionals and other stake holders. Specifically, it presents guidance for preventing Zika virus infections, antenatal care and management of women with infection; and care during pregnancy for all pregnant women living in affected areas, with the aim of optimizing health outcomes for mothers and newborns. The guidance is intended to inform the development of national and local clinical protocols and health policies that relate to pregnancy care in the context of Zika virus transmission. It is not intended to provide a comprehensive practical guide for the prevention and management of Zika virus infections.

You can view or download the document from the WHO website.