Du Heng

Du Heng

(bielu)

[synonyms] huaiwei Xiang (DA Dai Zhi), mu, Tu Lu (ER Zhi), Chu Xiang (fan Zi Ji ran), Du Xiang (Guang ya), Tu Xing (Bo Wu Zhi), Ma Ti Xiang (Tang Ben Cao), Zhan Xiang (Hong Chu Xiang Lei), Du Heng Kui (Er Ya Yi), Tu Xi Xin (TU Su Ben Cao), Bo Er Cao (Tai Cang Zhou Zhi), Du Kui (Gang Mu), Nan Xi Xin (Yi Lin) They are: zuanyao, Maxin, Xixin, nilihua, tulihua, Tianmu, Zhejiang.

[source] it is the rhizome and root or whole grass of duheng (Aristolochiaceae).

[plant morphology] Du Heng

Perennial herbs. The internodes of rhizome are short, and most fleshy roots gather at the lower end. There are 1-2 leaves at the end of stem. Leaves broadly cordate to reniform, 3-8 cm long and wide, apex obtuse or rounded, base cordate, both sides slightly hairy, margin and veins densely pubescent; petiole 7-15 cm long. Single flower terminal, 1-1.2 cm in diameter; perianth campanulate, apex 3-lobed, lobes broadly ovate, dark purple, veins obvious; stamen 12; style 6, stigma 2-lobed. Capsule fleshy, with many dark brown seeds.

It grows in moist forest or grass with humus. It is distributed in Jiangsu, Zhejiang, Anhui, Hunan, Jiangxi and other places.

[collection] from April to June, they were collected, cleaned and dried.

[herbal medicine] the rhizome is irregular cylindrical, about 2 cm long and 1.5-2 cm in diameter. The surface is light brown or yellowish brown, with many ring-shaped nodes. There are shrunken petioles or leaves at the top, and many fibrous roots at the bottom. The root is thin cylindrical, curved, about 7 boxes meters long, 1-2 mm in diameter. The surface is grayish white to light brown, with fine longitudinal wrinkles. The quality is dead and easy to break. The cross section is flat and almost white. It's fragrant and spicy.

Produced in Jiangsu and Zhejiang.

[chemical constituents] the main components are safrole and a small amount of eugenol.

[pharmacological action] safrole can paralyze the respiratory center of animals. When cats and domestic animals were given a small amount for a long time, it would cause liver and kidney steatosis like phosphorus poisoning; when dogs were given 0.75 g, vomiting would occur, and the lethal dose of dogs was 1 g / kg by subcutaneous injection or oral administration.

[processing] remove impurities, pat mud, wash with water, moisten slightly, cut off and dry in the sun.

[Xing Wei] bielu: "it is pungent, warm and non-toxic. "

Functions and indications: dispersing wind and expelling cold, eliminating phlegm and promoting water circulation, promoting blood circulation, relieving asthma, calming pain, treating wind cold, cold, phlegm, asthmatic cough, edema, rheumatism, traumatic injury, headache, caries pain, Sha Qi and abdominal pain.

① Bielu: "the main wind cold cough adverse. "

② According to the theory of medicinal properties, "it is a disease of gall and gall between the main items. "

③ "Compendium": "dispersing wind and cold, clearing phlegm with lower Qi, breaking blood with water, killing insects. "

④ Guangxi Traditional Chinese medicine annals: "Tongjing, Sanhan, expectorant, diuretic. "

⑤ "Sweating, expectorant. Treat cold, headache, toothache, sore mouth and tongue. "

⑥ "Zhejiang Tianmu yam Zhi": emetic, expectorant, diuretic. Treatment of bronchitis and edema. "

[usage and dosage] oral administration: decoct soup, 0.5 ~ 1 yuan; soak in wine or powder. External use: grind powder, blow nose or tamp.

[should not] body deficiency and sweating, cough and hemoptysis and pregnant women should not take it.

[prescription selection] ① for the treatment of wind cold, headache, cold, headache and fever, the first sensation is: Horseshoe fragrance is the last, take one money each time, adjust the hot wine, and drink a bowl of hot tea in Shaoqing to induce sweating. (Xinglin Abstract xianghansan)

② For the treatment of breathing and wheezing, if you still feel stagnant in the heart and chest, and the diaphragmatic disharmony: two points for Guadi, three points for duheng, one point for ginseng; one point for pounding, sieving, taking one coin dagger in soup, two or three times a day. (behind the elbow)

③ Cure wheezing?: Horseshoe fragrance, baked and ground into fine powder, 2 or 3 yuan per serving. If the hair is, use light vinegar to adjust it, and spit out phlegm and saliva when it is less. (black horseshoe fragrance powder in Puji Fang)

④ Treatment of rash in summer: Du Henggen (Yanfen) 3-4 points. Swallow in boiling water.

⑤ Treatment of injury pain and snake bite: duheng (Yanmo) swallowing two points each time; external use of fresh duheng, tamping the affected area.

⑥ Treatment of snake bite: duhenggen 1-2 coins, Qingpeng (Compositae Artemisia) leaf, Zhuye Xiqing (Orchidaceae variegate) each equal amount, honeysuckle 3-4 coins, wild Gangzi (loganaceae Buddleja) 5-6 coins, fried in water, three times a day, before meals.

⑦ Cure sore poison: duhenggen, qingpengye each one to two money. Mash and apply to the affected area. (4) records of yam planting in Tianmu, Zhejiang Province

⑧ To cure the unknown swelling poison, to cure the early gangrene of cucurbitaceous vine, to cure the swelling without head, to cure the wood pain without redness, and to grow continuously: seven pieces of fresh leaves of duheng, to drink boiled water, to stew for one hour, to sweat slightly after taking it, once a day; to mash the residue, to heat and apply it. (Fujian folk herbal medicine)

⑨ Treatment of dental caries pain: duheng fresh leaves twisted rotten, into the cavity. (Fujian folk herbal medicine)

Chinese PinYin : Du Heng