Clinical application of Imperata Cylindrica in urinary system diseases: Imperata Cylindrica: Sexual flavor attributed to sweet, cold. Attributed to lung, stomach and bladder meridians. It cools blood, stops bleeding, clears heat, and diuretic. It is used in treating fever and thirst, vomiting blood, epistaxis, lung-heat asthma, stomach-heat retching, gonorrhea, dysuria, edema, and jaundice. ①Benjing: “Mainly used for labor injury and deficiency, tonifying the middle and benefiting qi, removing blood stasis, blood closure, cold and heat, and inducing urination.” ② “Bie Lu”: “Down five gonorrhea, remove guest heat in the stomach and intestines, quench thirst, firm tendons, women’s disintegration.” (3) “Rihua Zi Materia Medica”: “the main woman’s menstrual irregularities, through the bloodstream drenching.” (4) Yunnan Materia Medica: “Stopping vomiting of blood, epistaxis, treating hemorrhagic drenching, inducing urination, and stopping women’s disintegration and bleeding.” ⑤ Cangmu: “Stopping epistaxis and hematemesis, typhoid retching, lung fever and asthma, edema, jaundice, and detoxifying wine.” (6) Ben Jing Feng Yuan: “It is used for treating stomach reflux, five drenching pains and fever, as well as acne sores that are dry and purple.” (7) Animal and Plant Folk Medicine: “Treating foot odor.” Bai Mao Gen, cold and sweet in flavor, can clear heat from the blood without harming dryness or stickiness, so it cools the blood without worrying about its accumulation and stasis, and is used to treat epistaxis and vomiting of blood. It is very effective in draining and lowering fire, so it is also used for stomach fire retching and vomiting, and lung heat retching and fullness of breath. And sweet and cold and juicy, although descending the reverse but different from bitter dry, it can quench thirst and produce fluids, and clear the ambient heat between the lungs, stomach and intestines, and can cure dry thirst. And can pass the gonorrhea closed and cure ulcer blood blood, and the main women’s blood heat delusion, collapse in the gonorrhea. It can also facilitate small water, drain the edema of heat knot, and guide the jaundice of blood stasis and heat, all of which are the effect of sweet and cold. However, its sweet and cold power, clearing and draining the lungs and stomach, especially expertise, where toothache and gum swelling, noma, mouth and tongue sores, and lung heat and stagnation of the sore throat and rotting of the evidence, used as an adjuvant, efficacy is the most prominent, and no flow of evils. Clinical application: (1) Used for fever and thirst, stomach heat, vomiting and retching, lung heat and cough. The root can clear the heat of the lungs and stomach, so it is suitable for the above conditions, often used as an adjuvant. And in the measles rash and recovery period, can be used to make a decoction of maogan as a drink, take it to clear heat and promote the efficacy of fluids. (2) It is used in the treatment of blood-heat, epistaxis and urinary blood. This product has the effect of cooling blood and stopping bleeding, and can be used alone or with artichoke and lotus root to treat blood-heat paranoia.(3) In addition, this product has the effect of diuretic, and can be used in oedema, febrile gonorrhea, and jaundice. I often apply this product to treat chronic kidney diseases such as IgA nephropathy, focal stage nephritis, membranoproliferative nephritis, purpura nephritis, systemic lupus erythematosus nephritis with hematuria, proteinuria, hyperuricemia and other evidence. For acute respiratory tract infections, it is often combined with rehmannia, zhebeimu, scutellariae to clear lung heat; for gallstones combined with infections or obstructive jaundice caused by choledocholithiasis, it is often combined with yujin, qianchengcao, citrus aurantium, yin chen to relieve bile and reduce yellowness; and with chuan niu knee, ze diarrhea, yi mao cao, slippery stone, hen’s insides, and perforator, it is capable of clearing away heat, inducing dampness, and removing toxicity, and promoting stone discharge, and promoting urinary aciduria and hyperuria. Detoxification, promote the discharge of stones, restore renal function of the efficacy. For children’s respiratory tract infections, this product has good effect on clearing away heat and reducing fever together with Banlangen, Chaihu, Fritillaria, Shuanggou vine. For lung deficiency and prolonged coughing, it is often used with umeboshi, maitreya, diclofenac, tai zhi ginseng, rehmannia, etc. to clear the heat of blood or yin deficiency and residual heat. For young women with heavy menstruation or more than blood, it is often used in Xiao Chai Hu Tang with 30 grams of this product, Sheng Di Yu, motherwort, danshen to cool the blood and stop bleeding, and it is often used to obtain miraculous results.