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Fevers During Pregnancy

By Lara A. Friel, MD, PhD, Associate Professor, Maternal-Fetal Medicine Division, Department of Obstetrics, Gynecology, and Reproductive Sciences, University of Texas Health Medical School at Houston, McGovern Medical School

During the 1st trimester, a temperature higher than 103° F (39.5° C) increases risk of the following:

Late in pregnancy, fever increases the risk of the following:

Doctors treat the cause of the fever, but women can also take acetaminophen to lower the temperature. Cooling blankets can be used in women with a very high fever.