Medicinal name: Spreading Hedyotis Herb

English name: Spreading Hedyotis Herb .

Source: The whole herb with roots of Spreading Hedyotis Herb, a dicotyledonous plant of the family Rubiaceae.

Effects: Clearing heat and removing toxins, clearing heat and inducing dampness, clearing heat and dispersing blood stasis, clearing noma in children.

Adjunctions: treating lung-heat, wheezing and coughing, tonsillitis, pharyngitis, appendicitis, dysentery, jaundice, pelvic inflammatory disease, adnexitis, carbuncle, furuncle and venomous snake bite.

Taste and flavor: bitter and sweet, cold .

Use and dosage: internal: decoction, 1 to 2 taels; or pounded juice. External use: pounding compresses.

Contraindications for use: caution for pregnant women.

Drug combinations: with sepiola herb, clearing heat and detoxification, eliminating carbuncle and drying dampness, and stronger pain relief; with half lotus, used for snake bites; with psyllium, can enhance diuretic effect; with leucaena root, can be used for all kinds of blood-heat paranoia hemorrhagic syndrome, and carbuncle sores and poisons; with half lotus, can be used for the treatment of tumors.

Alias: Snake Tongue Grass, Short-footed White-flowered Snake Leaf Grass, Snake Tongue Pientzehuang, Meimei Shengzhu Grass, Jiejie Jiezhu Grass, Grackle Leaf, Thousand Beating Whack, Sheep's Whiskers Grass, Snake Chief, Crane's Tongue Grass, Slender Leafed Willow Seed, Two Leafed Humulus

Commercial Name: White-flowered Snake Tongue Grass, Snake Tongue Grass. Those with complete plants, with flowers and fruits, dry and without impurities are preferred.

Distribution: Yunnan, Guangdong, Guangxi, Fujian, Zhejiang, Jiangsu, Anhui and other places. Mainly produced in Fujian, Guangdong, Guangxi, Guizhou.

Harvesting and storage: harvested in summer and fall, dried or fresh.

Identification of raw herbs: dried whole grass, twisted into clusters, gray-green to gray-brown. There is a main root, thick about 2 ~ 4 mm, fibrous roots, grayish brown; stem thin and curly, brittle and easy to break, the center has a white pith. Leaves much broken, extremely crumpled, easily detached; stipules present, 1 to 2 mm long. Flowers axillary. Slight gas, tasteless.

Chemical composition of traditional Chinese medicine: the whole herb is divided into thirty-one alkanes, soybean sterols, ursolic acid, oleanolic acid, B a glutenol, B a glutenol D a glucoside, p-coumaric acid and so on. The whole herb contains oleanolic acid, ursolic acid, p-coumaric acid, leguminol, β-sitosterol-D-glucoside and trichothecenes, and contains alkaloids, anthraquinones.