The lack of menstruation in infantile uterus is caused by the endometrium being too small and the endometrium not peeling off. Clinically, hormonal drugs can be used to promote the maturation of the uterus, and at the same time, the endometrium can be allowed to undergo cyclic peeling off, and hormonal drugs can be used to promote the peeling off of the endometrium. Naïve uterus is usually combined with the lack of ovarian function, may not have normal ovulation, at the same time, the uterus is small, there may be incomplete development of the secondary sexual characteristics, clinically, you can use some hormones to promote the growth of the uterus, to promote the endometrial exfoliation, but also can be used to promote ovulation drugs to promote the restoration of the function of the ovaries.