You can get pregnant two years after a gravidarium and try not to get pregnant again at too short an interval. Gravidas is caused by the proliferation of chorionic trophoblast cells in the placenta, and will be characterized by amenorrhea, vaginal bleeding, abnormal enlargement of the uterus, early pregnancy vomiting, abdominal pain, and bilateral masses in the lower abdomen and other uncomfortable symptoms. Once the diagnosis of hyperemesis gravidarum is confirmed, it is recommended that the uterus should be cleared in time. And prophylactic application of chemotherapy to consolidate the effect of treatment, after the operation should do a good job of follow-up work, sexual intercourse should do a good job of contraception, after an interval of two years before considering pregnancy, early pregnancy may lead to repeated abortions, the probability of reoccurring gravidarum increased. Grape fetus will affect women’s uterine cavity, resulting in the uterine cavity is too large, at the same time the body’s human chorionic gonadotropin HCG hormone is too high, after two years of conditioning to get pregnant again, the impact on women is relatively small.