Chinese medicine "Da Jiugu Niu" has the effects of clearing heat, detoxifying, relieving pain, and stopping cough. Let's take a look at the specific applications of Da Jiugu Niu with the editor!
Da Jiugu Niu
Da Jiugu Niu
Alias: The efficacy and function of Green Tianma, Da Jiegu, Yangjiao Tianma, Jiuniu Bulimu.
Source: Chinese medicine Da Jiugu Niu is the root of the plant Aceraceae Jiuzibulimu.
Taste: Slightly bitter, cool.
Main Functions: Clearing heat, detoxifying, relieving pain, stopping cough. Used for lung heat cough, parotitis, mastitis, carbuncle, abscess.
Origin: It grows in sunny grass slopes or shrubs at altitudes of 1100-2300 meters. Distributed in Sichuan, Yunnan and other places.
Harvesting: Harvesting, washing, removing the outer skin, drying in the sun or cutting into slices and drying in the sun in autumn, winter, and spring.
Treatment with Da Jiugu Niu
1. Treatment for lung heat cough
Da Jiugu Niu root (peeled) 15 grams, Xianglingcao 6 grams, Wacao 6 grams.
Grind into powder, take 6 grams each time, 2 times a day.
2. Treatment for mastitis, parotitis, carbuncle, abscess
Da Jiugu Niu, Chonglou, Baiji, Xiaozhanyao, Wuxiangxueteng, equal parts, grind into powder.
Apply externally with honey or vinegar.
Characteristics of Da Jiugu Niu
1. Identification of characteristics
Cylindrical, 3.7-7.5cm long, gray-white or light brown on the surface, opaque. If the outer skin is not removed, 3-4 rings and longitudinal stripes can be seen, and one layer of outer skin can be peeled off, somewhat fibrous.
Obvious knife marks can be seen. There is a concave or raised residual stem scar at the top.
Firm texture, not easy to break, uneven surface, somewhat woody. Slightly fragrant, slightly bitter taste.
2. Microscopic identification
Powder characteristics: light brown.
① Numerous starch grains, single or compound. Single grains are round, helmet-shaped, or axe-shaped, and a few are irregular quadrilaterals, with a diameter of 3-8-13μm. Larger starch grains occasionally have "cross" shaped hilum, and the layers are not obvious.
The compound grains are composed of 2-4 sub-grains; the sub-grains are often helmet-shaped, semi-circular, or triangular prism.
② Calcium oxalate cluster crystals exist in the inner layer of cork and thin-walled cells, flower-like or petal-like, with a diameter of 8-26μm.
③ The vessels are reticulate, with a diameter of up to 80μm, and the end walls are inclined, with elongated pits; fragments of vessels with large pitted pits can also be seen.
④ The thin-walled tissue of wood is in the form of chunks, with cells that are rectangular or elongated, and the walls are slightly thickened.
