1、 Pharmacopoeia standard of Radix Hedysari
This product is a processed product of Hedysari.
[preparation] take Hongqi tablets and stir fry them according to the honey roasting method (general rule 0213) until they are not sticky.
[properties] this product is a round or oval thick piece, with a diameter of 0.4 ~ 1.5cm and a thickness of 0.2 ~ 0.4cm. The outer skin is reddish brown, slightly shiny, with longitudinal wrinkles and a few residual root marks. The cut skin is light yellow, the cambium ring is light brown, the xylem is light yellowish brown to light brown, and radial texture can be seen. It has honey aroma, sweet taste, slightly viscous, and beany taste when chewing.
[identification] take 1g of this product powder and test according to [identification] (2) under the item of Hedysarum, showing the same results.
[inspection] the moisture content shall not exceed 10.0% (the second method of general rule 0832).
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[extract] shall not be less than 35.0% according to the determination method under Hongqi [extract].
[nature, taste and meridian tropism] sweet, warm. Return to the lung and spleen meridians.
[functions and indications] invigorate the middle and replenish qi. Used for Qi deficiency, fatigue, eating less and loose stool.
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[storage] same as Radix Hedysari.

2、 Chemical constituents of Radix Hedysari

The root contains Hedysari polysaccharide (HPS), trace elements (selenium, etc.), γ - diaminobutyric acid, (-) - 1,3-dihydroxy-9-methoxypterocarpane, 5-hydroxy-2 - (2-hydroxy-4-methoxyphenyl) - 6-methoxybenzofuran [5-hydroxy-2- (2-hydroxy-4-methoxyphenyl) - 6-methoxybenzofuran], formononetin, alkyl ferulate, afromosin, liquiritigenin, Isoliquiritigenin, (-) - donkey herbivore [(-) -vesicol], 3 ', 7-dihydroxy-4' -3 ', 7-dihydroxy-4' - methoxy isoflavone),Vanillic acid（vanillic acid）， 3,4,5-trimethoxycinnamic acid methyl ester, 6-hydroxy-2 - (2-hydroxy-4-methoxyphenyl) - benzofuran,Formononetin（ononin），Succinic acid（succinic acid），β - sitosterol（β-sitosterol）， 4-methoxyphenylacetic acid methyl ester, 2,6-bis-tert-butyl-4-methylphenol [2,6-bis (1,1-dimethyl ethyl) -4-methylphenol], n-penta-decanoic acid methyl ester, palmitic acid methyl ester, 9,11-octadecadienoic acid methyl ester, linolenic acid methyl ester acid methyl ester), Stearic methyl ester, 1,7-dihydroxy-3,8-dimethoxyxanthone, tetracosanoic acid, stearic acid, 3 ', 4', 3,5,7-pentahydroxyflavone,Ursolic acid（ursolic acid）， Lignoceryl ferulate, methyl-3,4,5-trimethoxy-cinnamate.

3、 Pharmacological effects of Radix Hedysari

1. Replenish qi, solidify exterior, diuresis and detoxification
Hedysarum has sweet taste and warm nature. It can enter the lung and spleen meridians, and has the effect of Tonifying Qi, consolidating the exterior, diuresis and detoxification. It is often used to treat depression of middle Qi, chronic nephritis, diabetes and other diseases with remarkable effect.

2. Prevention and treatment of cardiovascular and cerebrovascular diseases
One of the most special effects of Radix Hedysari is that it can prevent and treat cardiovascular and cerebrovascular diseases, especially for heart disease. The effect is remarkable. The nutritional value of Radix Hedysari is higher than that of Radix Salviae Miltiorrhizae, and it has excellent analgesic effect. In addition, for stroke patients, Radix Hedysari can also play a certain role in prevention and relief, and can be used for the recovery treatment of cerebral thrombosis, cerebral infarction and other diseases.

3. Can treat hypertension
It can be used with Radix Hedysari, Rhizoma Atractylodis Macrocephalae and Radix Puerariae because of the edema of lower limbs caused by high blood pressure; If the patient has symptoms of blood lipids, you can also add Alisma orientalis, Salvia miltiorrhiza and Ligusticum chuanxiong and other drugs. The specific prescription should be consulted with a professional traditional Chinese medicine pharmacist.