Early coitus after abortion surgery, the harm to the patient is mainly reflected in the following two aspects: First, easy to lead to pelvic infection, causing the patient to appear endometrial adhesions, tubal adhesions, the patient’s physical health, reproduction, have a very significant impact. Because after the abortion surgery, the patient’s cervical opening is relatively loose, the patient may also have vaginal bleeding, blood is the best petri dish for bacteria, so the chances of coitus infection in this period of time is very big. Secondly, it may lead to another unwanted pregnancy. Abortion surgery has an impact on the endometrium and ovarian function, so the patient’s hormone level is relatively low after surgery, the recovery is slow, and ovulation may be pushed back. If the patient does not do a good job of contraception, take the normal safe period contraception, it may lead to the emergence of another unwanted pregnancy.