Before menstruation, you can drink Four Substances Soup. Four Substances Soup consists of Paeoniae Alba, Angelica Sinensis, Radix Rehmanniae Praeparata and Rhizoma Ligustici Chuanxiong, and is effective in tonifying and regulating blood. It is used for treating the syndrome of deficiency of blood in the camp (deficiency of blood in the body). It manifests as dizziness, palpitation, insomnia, bluish complexion, or irregular menstruation in women with scanty or closed menstruation, pain in the umbilical cord and abdomen, pale tongue, and thin stringy or astringent pulse. Clinical additions and subtractions can be made according to the symptoms. If the face is pale, mental fatigue, menstruation is early, the amount is too much and other symptoms such as qi and blood are weak, you can add astragalus and ginseng on the basis of Four Substance Soup to replenish qi and blood. If the symptoms of blood stasis are serious, such as stabbing pain in the abdomen during menstruation and refusal to press, white peony can be changed to red peony, and peach kernel and safflower can be added to invigorate blood circulation and eliminate blood stasis. If there is cold pain in the abdomen during menstruation, preferring warmth and pressing, fear of coldness in general, low menstrual flow, pale color and lack of splendor, identified as Blood deficiency with cold, add Cinnamon and Cornus Officinalis to warm and dissipate cold. If there is any discomfort, it is recommended to go to the hospital in time, and use medication under the guidance of the physician.