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1. Dipsacus asper Wall.
Dipsacus root, Teasel root
Source of Earliest Record
Shennong Bencao Jing
Part Used & Method for Pharmaceutical Preparations
The roots are dug in the period from July to August. After the fibrous roots have been removed, the roots are cut into slices and dried in the sun.
Properties & Taste
Bitter, sweet, pungent and slightly warm
Liver and kidney
1. To tonify the liver and kidneys; 2. To promote the circulation of blood; 3. To strengthen the bones and tendons
Indications & Combinations
1. Deficiency of the liver and kidneys manifested as soreness and pain in the lower back and knees or weakness of the legs. Teasel root (Xuduan) is used with Eucommia bark (Duzhong) and Cyathula root (Niuxi).
2. Derangement of Chong and Ren meridians due to deficient liver and kidneys manifested as profuse menstrual flow, uterine bleeding and threatened abortion (restless fetus). Teasel root (Xuduan) is used with Eucommia bark (Duzhong), Donkey hide gelatin (Ejiao), Mugwort leaf (Aiye), Astragalus root (Huangqi) and Chinese angelica root (Danggui).
3. External injury. Teasel root (Xuduan) is used with Drynaria (Gusuibu) and Dragon's blood (Xuejie) for reducing swelling and stopping pain.
Cautions & Contraindications
The fried herb is used for uterine bleeding and the powdered herb for external use.
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