The third day of medical abortion discharged a large blood clot, if the bleeding did not exceed the amount of menstruation afterward, you can continue to observe. Usually pay attention to strengthen the nutrition, keep the vulva clean, avoid tub bath and intercourse. After taking oral misoprostol on the third day of medical abortion, the gestational sac is usually discharged, and at this time there is more vaginal bleeding, and if the bleeding accumulates in the vagina, it may coagulate and be discharged as a blood clot. Subsequently, if the amount of bleeding does not exceed the amount of menstruation and there is no other discomfort such as abdominal pain, it can be left untreated for the time being. Generally, the vaginal bleeding will stop within half a month after the medical abortion. If the vaginal bleeding still persists beyond half a month, you need to consult a doctor to check whether there is any residual situation in the uterus. After the medical abortion, you should also pay attention to strengthen the nutrition and maintain a healthy lifestyle. Pay attention to keep the vulva clean, change the clothes diligently, prohibit tub baths and intercourse to avoid reproductive tract infections.