16-year-old girl menstrual dribbling, do ultrasound normal, eat progesterone can not stop the blood can be considered for oral antiemetic drugs, timely medical care. 1. oral hemostatic drugs: if the ultrasound is normal, exclude organic lesions, if the consumption of progesterone effect is not good, it is recommended that you can promptly use hemostatic drugs, commonly used drugs are aminomethylenic acid tablets, Yunnan Baiyao and so on. 2. Timely medical treatment: If the situation in the title appears, most of the consideration of ovulation disorder abnormal uterine bleeding, timely medical treatment. If the oral progesterone can not stop the bleeding, you can consider changing the medicine under the guidance of the doctor. 3. Oral blood tonic: If combined with blood loss anemia, can strengthen nutrition, oral blood tonic to correct anemia. Sixteen-year-old girls are still in puberty, the gonadal axis is not yet mature, easy to appear abnormal uterine bleeding. If abnormal menstruation occurs, it is recommended to consult a doctor in time to avoid excessive bleeding or prolonged bleeding caused by hemorrhagic anemia.