If you are pregnant with a closed antibody-negative pregnancy and want to keep the fetus, you can have general treatment or medication. 1. General treatment, usually need to rest properly, preferably do not carry out strenuous exercise, and do not have great emotional fluctuations, and do not have sex, so as not to lead to miscarriage or embryo abortion. 2. medication, closed antibody negative pregnant need to use medication under the guidance of the doctor, such as follow the doctor’s instructions for injection of gammaglobulin, taking progesterone, vitamin E and other medication, can play a role in preserving the effect of the fetus. You also need to maintain a good lifestyle in order to avoid the impact on the development of the fetus.