The majority of first trimester miscarriages do not affect subsequent pregnancies. There are many precautions to take after a first miscarriage, including: first, the need to take care of rest after the operation. The second point is to take appropriate oral antibiotics to prevent infection, pay attention to vaginal bleeding, and take oral medication to stop bleeding if necessary. The third point is not to have sexual intercourse in the near future, usually you need to have intercourse only after one menstrual period. The fourth point is that if you do not want to have children in the near future, it is recommended to use strict contraception to prevent the damage caused by unintended pregnancy. Doing the above points, most of the body recovers better. If the menstruation is regular in the future, together with the normal body in all aspects, pregnancy is generally not affected, but relevant auxiliary examinations are needed before pregnancy to exclude the occurrence of abnormalities.