Xu Changqing

[Chinese name] Xu Changqing

Root class

[synonyms] guiduyou, Shixia Changqing (Ben Jing), biexianza (Ben Cao Tu Jing), yaodiao bamboo (raw herbal medicine preparation), fishing rod, Xiaoyao bamboo, yizhi arrow (simple herbal medicine), hero grass, yaodiao (Ben Cao Qiu yuan), tuxixin, jiutoushicao (plant name and actual picture), Zhuye Xixin (plant name Collection), Suzuki (botanical Dictionary), Bamboo (Lingnan medicine Collection), yizhixiang, yawenxiao, Xiancao (Chinese medicine plant record), xiaoduyecao, xiangyuecao (Guizhou folk medicine Collection), Tianzhu, Xiliu, Shecao (Fujian folk medicine), yaoshanzhu (Guangxi Chinese veterinary medicine plant), Heiwei, centipede, Causeway (northeast medicine plant record), shandiaozhu, shelicao, Yaowang (Nanning medicine record) 》）For Ye Lian (Guiyang folk herbs), Shangtianti, laojunxu, xiangyaobian, yaozhuxiao, yaobianzhu, 300 roots (Hunan medicinal records), liaodiaozhu, qianyunzhu (Guangzhou army's Manual of commonly used Chinese herbal medicine), Lizhicao (selected works of the exhibition? Infectious diseases).

[source] it is the root and rhizome of Cynanchum paniculatum, or the whole grass with roots.

[plant morphology] Xu Changqing

Herbs perennial, ca. 65 cm tall. The rhizome is short, with many fibrous roots. The stem is thin, straight and the internodes are long. Leaves opposite, lanceolate to linear, ca. 5-14 cm long, ca. 2-8 mm wide, apex acute, entire, margin slightly reflexive, ciliate, base tapering, lower midrib raised. Panicle terminal in leaf axil, total petiole many branches, pedicel thin soft, flowers many; calyx 5 deep split, ovate lanceolate, corolla 5 deep split, broadly ovate, flat or inverted, yellow green; corona 5, yellow, fleshy, kidney shaped, base and stamen united; stamen 5, connected into tube, anther 2-locular; pistil 1, ovary superior, composed of 2 free carpels, style 2, stigma United . Follicles angular. The top of the seed bears many silvery white villi. The flowering period is from June to July. The fruit period is from September to October.

Wild on hillside or roadside. It is distributed in most parts of the country.

[collection] in summer, the roots are dug up, washed and dried.

[medicinal materials] ① the dried whole grass has a thin cylindrical stem with grayish green surface, light purple base and fine longitudinal stripes. The texture is slightly brittle and the fracture surface is fibrous. The leaves are papery, grayish green, often folded longitudinally, protruding under the main vein and light yellow, and the leaves at the lower part of the stem fall off.

② Dry rhizome short and curved, 0.5-3.5 cm long, dark yellowish brown, surface verrucous protuberant root mark, sometimes linear link. The root is slender, many and clump, diameter is about 1 mm, the surface is dark gray brown. It is brittle and easy to break, with flat section and silty. It is fragrant and pungent.

It is produced in Jiangsu, Hebei, Hunan, Anhui, Guizhou, Guangxi and Northeast China.

[chemical constituents] the content of paeonol is about 1%. It is also found that there are some substances which are very similar to sarcocortigenin, deproteinin, Celastrus pubescens and deproteinin, as well as acetic acid and cinnamic acid. The root contains flavonoid glycosides, sugars, amino acids and paeonol.

[pharmacological action] intraperitoneal injection of the extract of Cynanchum paniculatum (concentrated by water decoction, precipitated by adding alcohol, which does not contain paeonol) can significantly reduce spontaneous activity, but does not prolong the sleep time of barbiturates, and also has analgesic effect (hot plate method). The rabbits could have convulsion for a short time after intravenous injection. Therefore, in addition to paeonol, xuchangqing also contains other antihypertensive components. Xu Changqing can slow down the heart rate of normal animals. Continuous administration for 7 days could not prevent acute hypoxic ECG changes induced by Pituitrin in rabbits. It can inhibit dysentery bacilli and Staphylococcus aureus in vitro.

[processing] clean the weeds, wash them, moisten them thoroughly, cut them into 1.5cm long sections and dry them in the sun.

[flavor] pungent, warm.

① Ben Jing: "it tastes pungent and warm. "

② Bielu: "non toxic. "

Indications: analgesia, cough, diuresis, detumescence, blood circulation and detoxification. It can treat stomachache, toothache, rheumatism pain, menstrual abdominal pain, chronic tracheitis, ascites, edema, dysentery, enteritis, traumatic injury, eczema, urticaria, snake bite.

1. Used for rheumatic arthralgia, lumbago, traumatic injury pain, epigastric pain, toothache and other pain. It is widely used in various kinds of pain caused by rheumatism, cold coagulation, qi stagnation and blood stasis. In recent years, it is also used for postoperative pain and cancer pain, and has a certain analgesic effect. It can be used alone or combined with related drugs.

2. Use eczema, rubella, stubborn tinea and other skin diseases. This product has the function of dispelling wind and relieving itching. It can be taken orally or in decocted soup. It can also be combined with Sophora flavescens, Kochia scoparia, cortex dictamni and other drugs for clearing dampness and heat. In addition, this product can also detoxify snake venom and treat snakebite. It can be taken orally or externally with Lobelia chinensis.

① "Ben Jing" says: "it is mainly poisonous insects, pestilence, evil Qi, warm malaria", "it is easy to die, cry, grieve and be in a trance. "

② Bielu: "Yiqi. "

③ "Preparation of raw herbal medicine nature": "soak wine, remove rheumatism. "

④ "Simple herbal medicine": "it can treat injuries and pains of muscles and bones. "

⑤ "Lingnan caiyao Lu": "in treating children's abdominal distension, green tendons appear. He also treated epileptic dog bites. "

⑥ "Chinese medicine Zhi": "it is used to treat all kinds of scraping, stomachache, food accumulation and cholera. "

⑦ Nanjing folk herbs: "Miao, soaking in wine and gargling, can cure toothache. "

⑧ "Tongjing Huoxue" in Guizhou folk medicine collection. Treatment of red collapse, leucorrhea. "

⑨ Fujian folk herbal medicine: "Yiqi, Zhufeng, qiangyaoteng, jieshe. "

⑩ The manual of commonly used Chinese herbal medicine of Guangzhou Army: "dispel wind and relieve pain, detoxify and detumescence, warm meridians and dredge collaterals. It is used to treat snake bite, rheumatism and bone pain, heart and stomach qi pain, traumatic swelling, herpes zoster, liver cirrhosis ascites, irregular menstruation and dysmenorrhea. "

(11) Jilin Chinese herbal medicine: "diuretic, strong, sedative and analgesic, dispelling cold and blood stasis, detoxifying snake venom, dredging collaterals and blood. Treatment of beriberi, edema, ascites, fullness, cold abdominal pain. "

[usage and dosage] oral administration: decoct soup, 1-3 yuan; add pills or soak wine. External use: tamping or frying and washing.

[should avoid] take it carefully if you are weak.

[prescription selection] 1. To cure the heartache of evil Zhuang, one or two (at the end) of GUI Duyou and one or two (at the end) of benzoin. The medicine is made with benzoin frying and pills, such as Wutong. Regardless of time, take ten pills with vinegar soup. (Sheng Hui Fang)

② Treatment of low back pain, stomach cold, Qi pain, liver cirrhosis ascites: Xu Changqing two to four money. Take it in water. (Chinese herbal medicine earth method war preparation album)

③ Treatment of abdominal distension: Xu Changqing, San Qian. Drink water and fry into half a bowl, warm. (Jilin Chinese herbal medicine)

④ Treatment of toothache: Xu Changqing root (dry) five money. Wash, add water 1500 ml, fry to 500 ml; also can make the root powder. Take 90 mL of water when you feel pain, gargle your mouth with liquid medicine for 1-2 minutes before swallowing; if you take powder, five to one cent each time, twice a day. (Quan Chen Xuan Bian oral diseases)

⑤ Treat rheumatism pain: Xu Changqing root eight money to one or two, pig essence meat four Liang, old wine two Liang. Drink water, fry into half a bowl, take before meals, twice a day. (Fujian folk herbal medicine)

⑥ Treatment of menstrual abdominal pain: three money for lotus root, two money for yueyuehong, one money for Chuanxiong. Cut it carefully, soak it in four Liang, take it orally. (Guiyang folk herbs)

⑦ Cure dysentery, enteritis: dysentery stop grass one to two money. Take it in water, one dose a day. (selected works on infectious diseases)

⑧ Treatment of schizophrenia (crying, sadness, trance): Xu Changqing five money. Soak water for tea. (Jilin Chinese herbal medicine)

⑨ Treatment of skin itching: Xu Changqing appropriate. Wash in boiling water. (Jilin Chinese herbal medicine)

⑩ Treatment of herpes zoster, contact dermatitis, stubborn urticaria, psoriasis: Xu Changqing two to four money. Take it orally and wash the affected area. (Chinese herbal medicine earth method war preparation special boat)

(11) treatment of traumatic swelling and pain, bone: fresh xuchangqing amount, mash apply the affected area. (Chinese herbal medicine earth method war preparation special boat)

(12) no urination. Use xuchangqing (moxibustion) half Liang, Maogen three points, Mutong, dongkuizi each one or two, talc two liang, areca one point, qumaisui half Liang. Five yuan per serving, fried in water, plus one yuan per serving, warm clothes. This prescription is called "xuchangqing Decoction".

He is carsick and seasick. Use Xu Changqing, Shi Changsheng, Cheqianzi, and ligenzhi under the car to smash them in equal parts, and then put them in a bag and hang them on the clothes belt.

[clinical application] ① treatment of chronic tracheitis

Take 1 liang of xuchangqing, make into decoction or tablet, take it twice, 10 days as a course of treatment. 54 cases were treated, 41 cases were effective, 13 cases were ineffective. It has certain anti-inflammatory, expectorant, antitussive and antiasthmatic effects. The effect is better for the simple type, but worse for the wheezing type. After adding Houttuynia cordata Thunb, the curative effect was improved. Some cases had dry mouth and throat after taking medicine.

② Used for analgesia

Make xuchangqing into 100% injection, intramuscular injection, 2-4 ml each time. Generally, 5-10 minutes after injection, it has analgesic effect and can last about 2 hours. 47 cases of acute abdominal pain caused by enteritis, biliary ascariasis, ulceration, intestinal ascariasis, cholecystitis, cholelithiasis, biliary surgery syndrome were treated, 36 cases were effective and 12 cases were ineffective. In addition, acupoint injection can treat rheumatic pain.

③ Treatment of skin diseases

It is effective for eczema, urticaria, contact dermatitis and ringworm. According to the treatment results of 36 cases, 24 cases were cured, 8 cases were markedly effective and 4 cases were ineffective. Usage: use xuchangqing for 2-4 yuan each time, decoct in water and wash out. Or made into injection, tincture and other applications.

In addition, Xu Changqing can be used orally or externally to treat poisonous snakes

Chinese PinYin : Xu Zhang Qing