If there is still a small amount of bleeding after 20 days of medication abortion, consider that the chance of failure of medication abortion is high. Normal bleeding from medication abortion will end within 7-10 days and will not exceed 10 days. When there is continuous bleeding, it is considered that there is residual tissue in the uterine cavity causing prolonged bleeding. Long-term bleeding can cause infection or anemia, so you need to go to the hospital for ultrasound examination to determine whether there is any abnormality in the uterine cavity and how much residual tissue there is, and if necessary, you can help remove the tissue by abortion or even by oral medication, otherwise, a long time will pose a certain threat to future reproductive health and may even cause infertility, so you must have a timely The review must be carried out in a timely manner.