Always having fever after medicinal abortion may be caused by intrauterine infection due to incomplete abortion, low resistance or uterine cavity adhesion. Because there is an infection in the pelvis, it is easy to cause abdominal pain, fever and general weakness when the symptoms are serious. After abortion, the body has not fully recovered, which will easily lead to lowered body resistance, and if it catches cold, it will easily cause cold and fever, and the fever may also be caused by bacterial or viral infections. After a medical abortion, the miscarriage will cause more bleeding in the vagina, if there is infection, there will be bad, foul-smelling discharge, and if the uterine cavity is sticky, it is easy to cause a decrease in the amount of menstruation or amenorrhea. If often fever need to go to the hospital to check the blood routine, also need to ultrasound, according to the specific circumstances to choose the appropriate treatment, abortion is not clean need to scrape the uterus, gynecological infections need to use ceftriaxone and other drugs.