Rhubarb and Glycyrrhiza glabra Tang has the efficacy of breaking blood stasis and expelling water, nourishing blood and supporting corrective action, and can be used for treating water and blood intertwined in the blood chamber. Rhubarb and Glycyrrhiza Uralensis Tang is a common Chinese herbal formula, which consists of Rhubarb, Glycyrrhiza Uralensis and Colla Corii Asini. Among them, rhubarb has the efficacy of expelling blood stasis and clearing the meridians; glycyrrhiza glabra has the efficacy of diarrhea (expelling water-dampness in the body through diarrhea) and subduing swellings and dispersing stagnation; and Colla Corii Asini has the efficacy of nourishing Yin and nourishing blood and supporting righteousness. The three medicines complement each other, and together they have the efficacy of invigorating blood and resolving stagnation (facilitating the operation of blood and eliminating blood stasis in the body), and breaking up the stagnation. Rhubarb and Glycyrrhiza Uralensis Tang is clinically indicated for treating post-partum women with water and blood stagnation in the blood compartment, fullness of the abdomen (lesser abdomen) like a dun shape; as well as men and women with bloating, urinary retention, gonorrhea, fullness of the abdomen and pain. This formula is very strong in nature and should not be taken for a long time. When this formula is taken with blood, it should not be mistaken as an aggravation of the disease, but rather as positive Qi dispelling the evil from the outside, and the disease is healed. However, it should also be noted that some patients who have blood shedding but do not recover from the disease should continue to be treated. It is contraindicated in pregnant women and those with blood deficiency. If there is any discomfort, it is recommended to use the medication under the guidance of a professional physician, do not use the medication blindly.