Dan Shen and Astragalus in water can relieve symptoms such as insomnia, dysmenorrhea and menstrual cramps, weak qi, and loose stools (thinning of feces). However, the correct use of the two should be through the decoction to play a role, soaked in water to drink may be due to the release of active ingredients less, affecting the efficacy of the treatment. Salvia miltiorrhiza is bitter in flavor and slightly cold in nature. It belongs to the heart and liver meridians. It has the effects of promoting blood circulation, removing blood stasis, clearing menstruation and relieving pain, clearing the heart and removing vexation (removing vexation and heat in the heart), cooling the blood and eliminating carbuncles (eliminating carbuncles and swellings by cooling the blood). It is used in treating chest paralysis (stuffy pain in the chest), heart pain, hypochondrium (pain in the abdomen), dystocia (pain in the area of the coxae and ribs), and obstruction in the abdomen (the appearance of tangible or intangible lumps in the abdomen, with a feeling of distension and pain), etc. It is not recommended to use with veratrum. It should be noted that it should not be used in conjunction with Veratrum. Astragalus, sweet in flavor, slightly warm in nature. It belongs to the lung and spleen meridians. It is used to replenish qi and elevate yang (replenish qi in order to elevate yang qi), consolidate the surface and stop sweating (stop sweating by consolidating the surface of the muscle), promote diuresis and eliminate edema (promote urination and eliminate edema), promote the production of fluid and nourish blood (replenish the body’s water and blood), promote the circulation of stagnation and paralysis, and promote the drainage of toxin and pus (expel pus and poison in the body), and other effects. It is used in treating qi deficiency and fatigue, loose stools with scanty food, and sinking of the middle qi. If you need to use the medicine, you should go to the hospital for a clear diagnosis, and then be prescribed by the doctor, do not use the medicine blindly by yourself, so as not to cause adverse effects on the body.