Cortex dictamni

(on medicinal properties)

[synonym] cortex dictamni.

[source] it is the root bark of Dictamnus dasycarpus.

[plant morphology] Bai Xian (Ben Jing), also known as Bai Shu (Ben Cao Jing Ji Zhu), Bai Dan, Bai Yang Xian (Tao Hongjing), Jin que Er jiao (RI Hua Zi Ben Cao), di Yang Dan (Ben Cao Tu Jing), Ba GUI Niu, ye, Ba Gu Niu.

It is a perennial herb with special pungent taste. The root is lignified, several tufted, and the outer skin is yellowish white. Stem erect, 50-65 cm high. The leaf axis has narrow wings, leaflets usually 9-11, sessile, ovate to oblong elliptic, 3.5-9 cm long and 2-4 cm wide, apex acute, margin serrulate, surface densely covered with glandular dots, both sides of leaves with pilose along veins, especially on the back, falling off to fruiting stage, nearly smooth. Inflorescence: raceme; white pilose and black glandular hairs mixed on the axis and pedicel; 1 Linear bract at the base of pedicel; light red flowers with purplish red lines; sepals 5, about 1 / 5 of petals; petals 5, oblanceolate or oblong, base tapering to petiole; stamens 10; ovary 5-locular. Capsule densely glandular hairy, 5-lobed at maturity, apex of each leaflet with a needle tip. Seeds 2-3, black, suborbicular. The flowering period is from April to May. The fruit period is from May to June.

Born in hillside and jungle. Distributed in Northeast, Hebei, Shandong, Henan, Anhui, Jiangsu, Jiangxi, Sichuan, Guizhou, Shaanxi, Gansu, Inner Mongolia and other places.

[collection] it is harvested in spring and autumn in the north and summer in the south. After digging out, clean the soil, remove the fibrous roots and coarse skin, cut them lengthwise when they are fresh, remove the wood core, and dry them in the sun.

[medicinal materials] the dried root bark is in roll or double roll shape, 7-12 cm long, 1-2 cm in diameter, 2-5 mm thick, with yellowish white to light brown surface, slightly smooth, sometimes with longitudinal wrinkles and lateral root marks. The inner surface is light yellow, smooth and with round pores formed by lateral roots. It is brittle and easy to break. The section is milky white and layered. In sunlight or light, you can see twinkling white crystals. The smell is fragrant and slightly bitter. It is better to be in reel shape, without wood core, thick skin and big block.

It is mainly produced in Liaoning, Hebei, Sichuan, Jiangsu, Zhejiang, Anhui and other places.

In Xinjiang, the root bark of Dictamnus angustifolia is used as medicine.

[chemical constituents] dictamnine, dictyolide, sitosterol, ketoacid, alkaloid, choline and corticosterone are contained in the root. It also contains rapeseed sterol, helianthine, γ - capsaicin and leucine.

The aboveground part contains phytotoxin and zanthoxylin.

[processing] clean impurities, remove rough skin, wash, moisten slightly, slice, and dry in the sun.

"Must match Materia Medica": "stir fried with wine. "

[flavor] bitter, salty and cold.

① Ben Jing: "it tastes bitter and cold. "

② Bielu: "salty, nontoxic. "

③ Ben Cao Shu: "bitter, salty and pungent. "

[channel tropism] entering spleen and stomach channels.

① In the compendium, it is said that "when you enter into the Taiyin and Yangming scriptures, you can also enter into the Taiyin and Yangming scriptures. "

② "Into the lung, small intestine meridian. "

③ "From the new materia medica:" into the spleen, stomach, and bladder, small intestine. "

Functions and indications: dispelling wind, drying dampness, clearing heat and detoxifying. It is used to treat jaundice, skin itching, itching, itching, itching.

① "Ben Jing" says: "it can control head wind, jaundice, cough, leach, swelling and pain in women's Yin, dampness and dead muscles, and can't bend and stretch, start and stop, and walk. "

② Bielu: "it is used to treat restlessness of limbs, sometimes too hot in the abdomen, drinking water, wanting to walk, shouting, children's convulsion and epilepsy, and women's postpartum pain. "

③ According to the theory of medicinal properties, "it can cure all kinds of heat toxic wind, evil wind, wind sores, scabies, red rot, eyebrow hair debility, skin and muscle urgency, strong heat and aversion to cold; it can mainly relieve heat yellow, wine yellow, acute yellow, valley yellow, labor yellow, etc. "

④ "Bingbu Shouji recipe": treating lung cough. "

⑤ "Rihuazi Materia Medica" says: "it can unblock joints, benefit nine orifices and blood vessels, and relieve all wind obstruction, weakness of muscles and bones, unblock water and air in small intestine, and cause headache and eye pain. The root skin is good, the flower function is the same as above. "

⑥ "Primitive Materia Medica" says: "it can cure all scabies, evil wind, scabies, Myrica rubra and other sores. "

[usage and dosage] oral: decoction, 2-5 yuan. External use: wash with boiling water.

[taboo] it should not be taken for deficiency cold syndrome.

① "Evil cuttlebone", "black cuttlebone" and "black millet" are recorded in Ben Cao Jing Ji Zhu. "

② According to the classic of Materia Medica, "people with deficiency and cold in the lower part should not use it although they have dampness syndrome. "

[prescription selection] ① for the treatment of lung storing wind heat, toxic gas attacking skin pruritus, chest diaphragm disadvantageous, and irritability: white fresh skin, (removing fork), (baking), sand ginseng each one or two, and Huangling (removing black heart) three points. The upper six ingredients are mashed into powder. Take two daggers and one cup of water for each. Fry until six minutes. Take warm clothes and lie down after eating. (baixianpi powder in Shengji Zonglu)

② Treatment of epileptogenesis: cortex dictamni, Artemisia, etc. Take it two hours in water and two days in day. (Bai xianpi Tang in Shen's Zunsheng book)

③ Treatment of plague has been nuclear, purulent blood out: white fresh skin, boiled a liter. (behind the elbow)

④ Treatment of postpartum stroke, empty people can not take other drugs: white xianpi three Liang. Take three liters of water, boil one liter and serve separately. Those who are resistant to alcohol can be divided into liquor and water. (xiaopinfang Yiwu BAIXIAN Decoction)

Chinese PinYin : Bai Xian Pi