During the period of preeclampsia, you should pay attention to the fertility preservation treatment as prescribed by the doctor, reasonable rest, increased nutrition and other aspects. 1. Foetus preservation treatment. After the occurrence of preeclampsia during pregnancy, we should check the cause of the miscarriage in time, eliminate the cause of the disease, and give vitamin E, progesterone and other medications under the guidance of the doctor to preserve the fetus. 2. Reasonable rest. After the occurrence of preeclampsia, pregnant women should pay attention to rest, try to stay in bed during the period of fetal preservation, and should not do heavy physical activity or exertion. 3. Increase nutrition. After the occurrence of preeclampsia, pregnant women should pay attention to a balanced diet, eat more lean meat, milk or eggs, fish and shrimp and other foods to supplement protein, but also with a variety of fresh vegetables and fruits, vitamins and dietary fiber, to ensure that the pregnant woman’s own nutritional needs and fetal development. 4. Other. During the preeclampsia also pay attention to strictly prohibit sexual intercourse, to avoid coitus to stimulate uterine contractions leading to miscarriage. Secondly, we also need to pay attention to relax, maintain a good state of mind, avoid too much anxiety, nervousness, fertility preservation treatment, but also to review the development of the embryo.