After abortion, the doctor will usually let the patient rest for a month, prohibit sexual intercourse for a month, why do so? Because after the abortion, the uterine cavity is a big wound, and the blood in the uterine cavity and vaginal blood, are the best culture medium for bacteria, so this time is not able to cohabit. It is dangerous to have intercourse at this time because it is easy to cause retrograde infections, which can cause endometritis, pelvic inflammatory disease and so on, and these inflammatory diseases may cause adverse consequences. If it causes adhesions in the uterine cavity, it can cause infertility because of blockage of the fallopian tubes due to pelvic inflammation. What if some people do have intercourse at this time? It is recommended to take antibiotics for 3-5 days and then continue to observe. If you notice any lower abdominal pain or fever, you should go to the hospital promptly.