On the last day of the menstrual period, the menstrual period is usually not completely over, and the endometrium has trauma and has not fully recovered, so it is not suitable for coitus. If you have intercourse, it is easy to cause bacterial infection, causing endometritis and other conditions. And it is also easy to cause increased bleeding, or menstrual dribbling. If you have intercourse on the last day of menstruation, it is recommended to pay attention to rest, drink more water, eat a light diet, easy to digest, contain more vitamins, high nutrition, high protein food. It is conducive to replenishing sufficient vitamins and nutrients, which can improve the body’s immunity and avoid bacterial infections. If the symptoms of abdominal pain, you need to go to the hospital as soon as possible to check, under the guidance of the doctor to use antibiotics anti-inflammatory treatment, to avoid causing other complications, affecting the health of women. Generally, it is more suitable to have intercourse three days after the menstrual period is cleaned up to avoid any infection in the uterine cavity.