There is no definite time for how many days it is good to drink Four Substances Soup, and it needs to be decided according to the patient’s condition. Four Substances Soup has the effect of tonifying and regulating blood. It is used for treating the syndrome of deficiency and stagnation of Ying and Blood (deficiency of blood in the body). Symptoms include dizziness, palpitations (rapid heartbeat, often accompanied by panic), insomnia, lack of splendor, or irregular menstruation in women, with scanty or closed menstruation, pain in the umbilicus and abdomen, pale tongue, and thin stringy or astringent pulse. Four Substances Tang is contraindicated in cases of yin deficiency and fever, as well as in cases of hemorrhage and qi detachment. During the period of consumption, diet should be light, avoiding smoking, alcohol, spicy, cold and greasy food. If the patient has any discomfort, please go to a regular medical institution; if you need to use Four Substances Tang, it must be used under the guidance of a professional doctor.