Pregnancy is a natural biological process in women’s lives. However, in this period, physiological changes occur in the body of the pregnant woman who also reflects on oral health. Studies reinforce the relationship between the health condition of the oral cavity and the body’s overall health, as well as their implications for the fetus. Thus highlights the importance of Dentistry in health care during pregnancy. However, dental care for pregnant women requires qualification for them to be selected the safest agents. It is necessary, therefore, the formation of dentists able to provide differentiated services for pregnant women, including preventive and curative actions for to promote oral health of the mother and, consequently, the baby. This article has for objective to revise available literature of the odontological treatment during the period of the pregnancy, demystifying dental care pregnant women, in order to make possible clarifications to base the clinical behaviors in scientific evidences.