1. Aliases

Qingyang Ginseng, White Stone Ginseng, Poisonous Dog Medicine, Lotus Root, Xiaobaicao, Baiyao, Baiqi, Qingyang Ginseng, Naughty Dog Medicine, Oxtail Ginseng, Oxtail Seven.
2. Plant morphology
Perennial herbaceous vine, 2-5 meters long. Roots single or several, cylindrical, plump, with a gray black or yellow brown outer skin, a diameter of about 8 millimeters, white inner surface, and milk when broken. The stem is slender and tough, cylindrical, green, and covered with 2 rows of hairs. Leaves opposite; Having a long stalk, with 2 small shaped leaves inside the petiole; The leaves are triangular ovate or ovate lanceolate, 7-10 centimeters long and 4-8 centimeters wide. The apex is gradually pointed, and the base is deeply auricular heart-shaped. The leaf ears are round, drooping, entire, and both sides are covered with pubescence. Umbrella shaped cyme axillary, with more than 20 flowers; Calyx 5, covered with micro hairs on the outside, with 5 glands on the inner surface of the base; Flowers round, white, corolla with 5 lobes, covered with micro hairs inside; The corolla is cup-shaped, slightly longer than the pistil column, with a small tooth in the middle of the lobe, or with folds or gaps; 1 pollen block per chamber, drooping; The apex of the stigma is slightly 2-lobed. Follicles are twin or only one developing, short lanceolate, gradually pointed towards the end, narrow at the base, and the outer skin has straight stripes. Seed ovoid; The seed hair is white and silky. The flowering period is from June to October, and the fruiting period is from August to October.
3. Origin distribution
Born on slopes, valleys, sparse forests, or roadside slopes at an altitude of 1500-2800 meters. It is distributed in the southwest, Hunan, Guangxi, Xizang and other places.
4. Harvesting and processing
Harvest, slice, and sun dry from September to October.
5. Characteristics of medicinal herbs
The root is nodular, 2.5 centimeters long, with stem marks or residual stems on it. The root is cylindrical, 20-40 centimeters long, with a diameter of 1.5-3 centimeters. The surface is yellow brown to brown, with longitudinal wrinkles and grooves, and horizontal pores; The area where the outer skin falls off appears yellow brown. Hard in texture, easy to break, with dust when broken, with a white cross-section and scattered light yellow small holes (conduits) visible. The air is spicy and fragrant, with a bitter and slightly sweet taste.
6. Nature, taste, and meridian tropism
Warm in nature, sweet and spicy in taste. Guixin Meridian, Liver Meridian, and Spleen Meridian.
7. Effect and function
Dispelling wind and dampness, strengthening muscles and bones, strengthening the spleen and stomach. Belonging to the subcategory of dispelling wind and dampness, it is a strong muscle and bone medicine for dispelling wind and dampness.
8. Clinical applications
Internal administration: decoction, 15-25 grams; Or stewed meat. Indications include rheumatic pain, kidney deficiency, lower back pain, falls and injuries, food accumulation and abdominal distension, infantile malnutrition, snake and dog bites.
9. Pharmacological research
1. Anticonvulsive effect: Chloroform extract from Qingyangshen can cause convulsions by intraperitoneal injection at a large dose, and a certain dose also has an anticonvulsant effect. 2. Anti epileptic effect: Chloroform extract inhibits the ignition effect of chronic experimental epilepsy in rats. Continuous intraperitoneal injection initially enhances the ignition effect in most animals, and later more rats exhibit anti ignition effects. 3. Other central effects: Total glycosides reduce spontaneous activity in mice, and oral administration increases pain threshold caused by hot plate in mice. The analgesic site is mainly located in the central nervous system above the spinal cord; Chloroform extract intraperitoneal injection inhibits the conditioned and unconditioned reflexes of electric shock avoidance in mice; High doses of chloroform extract administered intravenously to rabbits can cause typical clonic seizures in a few cases, with persistent spike and spike slow waves in the cerebral cortex electrogram (ECoG). Most animals have a quiet appearance and abnormal ECoG. 4. Effects on immune function: The intramuscular injection of this extract has a protective effect on the decrease in the number of ANAE positive lymphocytes in mice induced by cyclophosphamide, and also has a protective effect on lymphocyte DNA
10. Chemical composition
The roots contain methyl palmitate, β - sitosterol, vanillic acid, quercetin, quercetin, cowhide extract, digoxin, and quercetin A and B.
11. Taboos for use
Avoid sourness and coldness. This product has toxic effects on animals. Avoid using it together with Baicao Cream.
12. Compatibility prescription
To treat falls, falls, and muscle sprains: 50g of green sheep ginseng, soaked in alcohol. 100 grams of green sheep ginseng can also be used for stewing meat. (Yi Medicine Annals)
The content of the article is for clinical reference only. Non professionals in traditional Chinese medicine are not allowed to try medication.