hairyvein agrimony

[Chinese name] Agrimonia pilosa

[category] whole grass

[synonyms] Longya grass, Shizhou Longya grass (the book of Materia Medica), guacao grass (the book of Materia Medica), huanglongwei (the grass of Southern Yunnan), tiewasi, jindinglongya (the mirror of herbal medicine), laoguanzui, Zimu grass, maojiaoyin (the real picture of plant name), huanglongya, Caoya, Dijiao, huanghuacao, shegeda (the list of Chinese plants by Henry), longtoucao, cunbajie（《 They are classified into four categories: herbaceous herbs, Herba Gastrodiae, Herba zizaniae, Herba Tripterygium, Herba trichosanthis, Herba Daokou, Herba trichosanthis, Herba dixiancao, Herba Hedysarum, Herba Hedysarum, Herba Cynanchi, Herba General Mao, Herba jizhusha, Herba Cynanchi, Herba Hedysarum (Hunan medicament records), xielicao, Huanghuazai, yifengjingcao (Eastern Fujian herbal medicine), zibuliemu, fuzhicao, maojicao (Jiangxi folk herbal medicine prescription), qunlan Baidu Cao (Shandong), Langya Cao (Liaoning).

[source] it is the whole plant of Rosaceae.

[plant morphology] Longya grass

Perennial herbs, 50-120 cm high. Stems erect, all white villous, sometimes sparsely pubescent, upper branched. Leaflets 3-9, oblong or elliptic, 1-6 cm long, 0.6-3 cm wide, apex acute, tomb cuneate, sometimes slightly oblique, margin acute serrate, both sides pilose, with many yellow glandular dots; the leaves at the top and middle are larger, with a few pairs of small leaves mixed. Raceme terminal and axillary, narrow and thin, 10-20 cm long; flowers with short stalks, 2 trigeminal bracts at the base; calyx simple, apex 5-lobed, lobes obovate, densely hooked; petals 5-yellow, obovate, apex concave; stamens 10 or more; style 2, stigma capitate. Achene, enclosed in persistent calyx with hook. The flowering period is from July to September. The fruit period is from September to October.

Born in wasteland, hillside, roadside, grassland. It is distributed in most areas of China.

The root of this plant (Longya grass root) and the rhizome with adventitious buds (Agrimonia pilosa root bud) are all used for medicine. See the special article for details.

[collection] in summer and autumn, when the branches and leaves are luxuriant, the whole grass is cut, the soil is removed and dried

[herbal medicine] the dry whole grass has lignified stem base, light brown to purplish red, 4-6 mm in diameter, smooth and glabrous, distinct stem nodes, sparse upper part and dense lower part, sometimes with residual stipules; the upper stem is green brown or light yellow brown, covered with white pilose, and the leaves are gray green, shrunken and curly. Flower or fruit branches are occasionally seen. The taste is bitter and astringent. It is better to have purple stem, tender branches and complete leaves.

It is mainly produced in Zhejiang, Jiangsu and Hubei. In addition, it is also produced in Anhui, Fujian, Guangdong, Hebei, Shandong, Hunan and Yunnan.

In addition, there are also other plants of the same genus, such as Eupatorium bluntum (northeast), Eupatorium villosum, Eupatorium sparsutum, Eupatorium koreanum (northeast), Eupatorium polydentatum (northeast Daxinganling), Eupatorium asiaticum (also known as Eupatorium Xinjiang).

[chemical constituents] the whole herb contains agrimonin, agrilide, tannin (pyrocatechol tannin, gallotannin, etc.), sterol, organic acid, phenolic component, saponin, etc. The tannins in roots, stems and leaves were 8.9%, 6.5% and 16.4%, respectively. The stem and leaf also contain luteolin-7 - β - glucoside and apigenin-7 - β - glucoside.

[processing] remove impurities and residual roots, wash, moisten, cut and dry.

[flavor] bitter, pungent and smooth.

① "Lvyan Materia Medica": "it tastes pungent and astringent, warm and nontoxic. "

② "Diannan Materia Medica": "the nature is slightly warm, the taste is bitter and astringent. "

③ "Raw herbal medicine nature preparation": sweet taste, flat nature. "

[meridian tropism] entering lung, liver and spleen meridians.

Functions and indications: stop bleeding and strengthen the stomach. It is used to treat hemoptysis, hematemesis, hematuria, hematochezia, dysentery, metrorrhagia, debilitation, carbuncle, trauma and bleeding.

① "Lvyan Materia Medica": "Ye: treating tinea sores. "

② "Diannan Materia Medica": "it is used to treat women's menstruation or before or after menstruation, under the red and white belt, cold face and abdominal pain, and red and white blood dysentery for a long time. "

③ "Preparation for the nature of raw herbal medicine": "treat injuries, stop bleeding, disperse sores and poisons. "

④ "Herbal mirror": "Xiaqi Huoxue, Li Baibing, Sanpi man; drop Puxue, xuebeng, dysentery, Changfeng xiaxue. "

⑤ "Treatment of wind phlegm and low back pain". "

⑥ "Differentiation of pseudo medicine strips" says: "treating scrofula. "

⑦ Modern practical Chinese medicine: "it is a strong astringent hemostatic agent with cardiac strengthening effect. It is suitable for Pulmonary Hemoptysis, intestinal bleeding, gastric ulcer bleeding, uterine bleeding, dental bleeding, hemorrhoids, liver abscess and other diseases. "

[usage and dosage] oral administration: decoction, 3-5 yuan (fresh 0.5-1 Liang), mashing juice or powder. External use: tamping.

[storage] store in a well ventilated and dry place.

[selection] 1. To treat pulmonary tuberculosis and hemoptysis: one or two fresh Agrimonia (dry, six dollars), one or two white sugar. Mash the Agrimonia pilosa, add cold boiled water to call, bowl, stir, extract juice, then add sugar, take once. (Guizhou folk medicine Collection)

② Treatment of hematemesis: Agrimonia pilosa, Herba Cervus, Herba maipingcao. Boiled water clothes. (records of Sichuan Traditional Chinese Medicine)

③ Treatment of nosebleed and fecal blood: Agrimonia pilosa, Typhae, thatch root, Cirsium japonicum. Take it by frying. (records of Sichuan Traditional Chinese Medicine)

④ Treatment of dysentery and hemoptysis, hematemesis: Longyacao three money to six money, water decoction. (collection of herbs in Lingnan)

⑤ Treatment of women before or after menstruation, sometimes low back pain, fever. The symptoms of bloating: huanglongwei two coins, hangshao three coins, Chuanxiong one coin five cents, Xiangfu one coin, safflower two cents, fried in water, take some wine. Such as blood purple black, plus sappan, Scutellaria; abdominal pain plus Corydalis, fennel. (materia medica of Southern Yunnan)

⑥ Two roots and three locks of money, red tail and white hair. Water and wine. (materia medica of Southern Yunnan)

⑦ Treatment of anemia and weakness, energy flaccidity Dun (civil treatment off force injury): Agrimonia one or two, red jujube ten. Fried in water, several times a day. (Modern Practical Chinese Medicine)

⑧ Treatment of children's summer: Agrimonia five money, jujube seven, decoction. (records of yam planting in Tianmu, Zhejiang)

⑨ Treatment of infantile malnutrition: Longyacao five to seven money, to root and stem thick skin, combined with pig liver three to four Liang, boiled with water until liver cooked, to residue, drink soup liver. (prescription of Jiangxi folk herbal medicine)

⑩ Treat malaria, daily attack, chest and abdomen fullness: Agrimonia three money, grind into fine powder, before malaria with Shaojiu swallow, three doses. (Guizhou folk medicine Collection)

(11) treatment of Henoch Schonlein purpura: three liang of Agrimonia, one or two of raw tortoise shell, two liang of wolfberry root and two liang of Sanguisorba charcoal. Take it in water. (manual of Chinese herbal medicine by Su Yi)

(12) treatment of carbuncle and gangrene: four liang of fresh Longya grass, half a jin of sweet potato wine, boiled water, stewed, after dinner. At the beginning, taking three or four doses can dissolve it. If it has become pus, taking more than ten doses can diminish inflammation and relieve pain. (Mindong materia medica)

The treatment of mastitis, the first one will disappear, the pus will become ulcerate, and it will make the pus less: one or two, the half pot of the Baijiu, half the bowl, and the full after serving. (hundred grass mirror)

(14) treatment of red, swollen and painful injuries: Agrimonia pilosa, Celastrus angustifolia, white flower grass (stir fried with wine, do not stir fry with wine for traumatic skin). Tamp velvet for external application and take it orally after soaking in wine. (records of Sichuan Traditional Chinese Medicine)

Treatment of snake bite: fresh Longya grass leaves, wash, mash and paste the wound. (Fujian folk herbal medicine)

[clinical application] ① for hemostasis

The hemostatic effect of Agrimonia pilosa L. and agrimonin extracted from the stems and leaves of Agrimonia pilosa L. has been confirmed clinically, and has been made into various dosage forms and widely used in various bleeding diseases. In recent years, Agrimonia pilosa has been made into hemostatic powder, which is used for bleeding or oozing during trauma, visceral operation (including intracranial operation, thoracic and abdominal operation). According to the clinical observation of 20 cases, the hemostatic time is 1-2 minutes.

② Treatment of trichomonal vaginitis

The stem and leaf of Pennisetum was used to make 200% concentrated decoction. When using, first use the vaginal speculum to dilate the vagina, thoroughly wash the vaginal wall with jieermian cotton ball, and then evenly smear the whole vaginal wall with the cotton ball full of Pennisetum solution. After 3-4 hours, ask the patient to take it out by himself. Once a day, 7 times for a course of treatment. According to the observation of 40 cases, the cure rate was 92.5% after 3 courses of treatment, and the Trichomonas vaginalis was negative after 3 times of microscopic examination. In general, the local itching was relieved or disappeared, and leucorrhea was significantly reduced after 1 week of medication.

③ Treatment of food poisoning caused by halophilic bacteria infection

Agrimonia 1 liang, fried into 100 ml, once a meal. At the same time, fluid infusion was used to correct dehydration, atropine was used to rescue shock and spasm. After the above treatment, the general poisoning symptoms of 108 patients, including chills, vomiting, headache, chest tightness and numbness of limbs, were eliminated in 2-3 hours, abdominal pain disappeared in about 12 hours, and diarrhea was generally controlled in 24-48 hours.

④ Rescue of complete atrioventricular block caused by Keshan disease

After the diagnosis was confirmed, 5-10 mg of agrimonin was added into 20-40 ml of 25-50% glucose by direct intravenous injection. If necessary, it could be repeated every 3-4 hours. The injection must be slow and the injection time should not be less than 10 minutes. Clinical trial 6 cases, 4 cases after treatment to sinus rhythm, clinical symptoms also improved rapidly, 2 cases ineffective. It is considered that agrimonin mainly works by relieving the inhibition of vagus nerve and increasing the heart rate, but it has no obvious effect on the repair of myocardial injury and the improvement of myocardial metabolism.

⑤ Others

5-1 liang of Agrimonia pilosa,

Chinese PinYin : Xian He Cao