The abortion is suitable for pregnancies within 49 days of menopause, and the pregnancy is terminated by oral administration of mifepristone with misoprostol, which may cause nausea and vomiting in the course of taking the medication. If the drug is vomited out, it will affect the effect of the drug abortion, if the doctor may allow the patient to take a refill during the hospital observation period, without affecting the efficacy of the treatment, and does not exclude that the patient may have an allergic reaction during the course of taking the drug, which needs to be dealt with in a timely manner. The chance of bleeding is very high for medication abortion, and the bleeding will occur on the last day, the process of discharging the embryo may appear a lot of bleeding, resulting in blood loss anemia affects women’s health, observation in the hospital can be timely treatment, if necessary to perform a clean-up operation to effectively stop bleeding, so the medication abortion to the hospital to observe the medication is very necessary.