Female, 40 years old, with scanty menstruation. According to the etiology of blood deficiency and blood stasis, Four Substances Soup and Shao Abdominal Blood Stasis Expelling Soup can be chosen for treatment, and the efficacy varies from person to person, please follow the doctor’s instruction for specific medication. 1. Blood deficiency: If a woman’s blood is deficient, the menstrual blood will not be able to fill up and come out, which will lead to the phenomenon of low or delayed menstruation, accompanied by a lack of splendor, pale claws and nails, tiredness and fatigue, and pale menstruation, etc., which needs to nourish and replenish the blood and can be treated by taking Four Substance Soup with additives and subtractions. People who are allergic to drugs and those with blood heat should be cautious of using Si Wu Tang. 2. Blood stasis: If the uterine cold leads to stagnation of menstrual blood, and the blood does not flow well, then there will be low menstrual flow, accompanied by dark color, blood clots, abdominal pain and bloating during menstruation, and lumbago during menstruation, etc., which needs to activate the blood and remove blood stasis (to promote blood flow and eliminate stagnation of blood in the body), and to warm the menstruation to alleviate the pain, and it can be treated by Shaohui Abdominal Blood-stasis Expelling Soup with additives and subtractions. People who are allergic to drugs and those without blood stasis should be cautious of using Shaobastric Blood Stasis Relieving Tang. According to the different causes of the disease, the targeted use of the above drugs, all have a certain degree of relief, if there is discomfort, the need for medication, please go to the hospital, under the guidance of the doctor to use.