SUMMARY In the present time, the pregnancy in the inferior extremity of the reproductive life has been object of concern of obstetras and pediatras, intent to the repercussions that the pregnant-puerperal episode could very impose to mother young its concepto. This great concern of the society in relation to the adolescents is justified by statistical data alarming, divulged for the printed layperson and scientific, referring to the exercise of the sexuality in the adolescence, that happen as ' ' effect colateral' ' , in the increasing number of not-planned gestations, or, indesejadas. Existing literature relates this situation to the occured social changes in the sphere of the sexuality, which had provoked greater liberalization of the sex, without, simultaneously, information on contraceptive methods for the young were transmitted. Ahead of such reality, it was considered accomplishment of this study on the actions of nursing in the education and prevention of pregnancy in the adolescence, through a revision of the literature, in which one searched to know the referring statistical data to the pregnancy in the adolescence in Brazil and to cite the main risks for the mother and concepto. The general objective of the study was to describe the actions of nursing in the education and prevention of the pregnancy in the adolescence, and the specific objectives had been: to detach the conceptual, historical and biological aspects of the adolescence; To tell statistical data of the pregnancy in the adolescence in Brazil; To cite the main factors of risk for pregnancy in the adolescence; To describe educative actions of the nursing in the prevention of the pregnancy in the adolescence. Such objectives had been reached by means of this study, that it used as methodology the bibliographical research, of the comparative and deductive type. The used methodology was the bibliographical Research, of the comparative and deductive type, developed on the basis of material already elaborated on the subject and public Tornado through books and articles. . .