Huang Long Tang does not specify the dosage in the original formula; the dosage used in modern medicine is 9g of rhubarb, 12g of mangosteen, 6g of Citrus aurantium, 3g of Hou Pu, 9g of angelica, 6g of ginseng, and 3g of licorice. Huanglong Tang is a class of laxative. It has the efficacy of attacking the lower part of the body to pass stools (removing solid evils in the intestines in order to pass stools), tonifying qi and nourishing blood (replenishing qi and blood), and can be used clinically to treat symptoms such as abdominal distension, abdominal pain, body heat, thirst, tiredness and low qi, constipation of stools, delirium (delirious and rambling), and pulse deficiency. It is contraindicated for those who are allergic to the product and those with allergic constitution. Patients with related symptoms should go to the hospital in time, and use the drug under the guidance of the doctor to ensure the safety of the drug, and should not use the drug without authorization.