Ultrasound examination of the uterine cavity after the medication abortion shows that the endometrium is smooth and even, the endometrial line is clear, and there is no accumulation of blood or liquid, indicating that the medication abortion is clean. The drug abortion refers to medication abortion, which terminates the pregnancy by oral medication, applicable to pregnant women with less than 49 days of pregnancy, generally about two weeks of the drug abortion need to be timely ultrasound examination to determine whether the drug abortion is successful. The ultrasound examination of the uterine cavity after the drug abortion shows that the uterine lining is smooth and even, the endometrial line is clear, and there is no blood or liquid accumulation, indicating that the drug abortion is clean. If the ultrasound examination shows the presence of residue in the uterine cavity, it indicates that the medication abortion is incomplete, and treatment is needed to prevent infection and promote uterine regeneration, and in serious cases, clearance surgery is needed. Women need to be careful to avoid sexual intercourse and tub baths after medical abortion to avoid localized infections. If there is any abnormality in the ultrasound examination after the medical abortion, you should follow the doctor’s instructions to carry out the correct treatment in a timely manner. After medical abortion, women should pay attention to rest and avoid getting cold.