The difference between Jiawei Siwu Tang and Siwu Tang lies in the different composition of the medicines and the different main treatments. Differences in drug composition: Si Wu Tang consists of white peony, Sichuan Angelica sinensis, cooked di Huang and Chuan Xiong Xiong. Different treatments: Four Substances Tang, 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 low or closed menstruation, and pain in the umbilicus and abdomen. Jiawei Siwu Tang (加味四物汤) is used to treat women with menstrual flow that comes and goes, with pain that stops at times, and with cold and heat that comes and goes (the body is hot and cold at the same time). The adverse effects and contraindications of Jiawei Siwu Tang and Siwu Tang are not clear. Before taking Chinese medicine, you need to consult a Chinese doctor for diagnosis and treatment, and take the medicine under the doctor’s guidance, do not blindly self-medicate.