Xu Changqing
Alias: Xiaoyao Bamboo
English name: Cynanchi Paniculati Radix Et Rhizoma
Main effects: dispelling wind, reducing dampness, Pain relief and itching
The Chinese medicinal material Xu Changqing is a rheumatism-repelling medicine. It is the dried root and rhizome of Xu Changqing, a plant of the Asparagus family.
The Chinese medicinal material Xu Changqing has pungent and warm properties. Returns to the liver and stomach meridians.
Produced in most parts of the country.
The medicinal parts of Xu Changqing: the dried roots and rhizomes of Cynchangum paniculatum (Bge.) Kitag. Excavate in autumn, remove impurities and dry in the shade.
Characteristics of the medicinal parts used by Xu Changqing: The rhizome of this product is irregular columnar with disc segments, 0.5 to 3.5cm long and 2 to 4mm in diameter. Some have residual stems at the top, which are thin and cylindrical, about 2cm long, 1-2mm in diameter, and hollow in cross-section; there are many roots growing around the rhizome nodes. The root is slender and cylindrical, curved, 10-16cm long and 1-1.5mm in diameter. The surface is light yellowish white to light brownish yellow or brown, with fine longitudinal wrinkles and slender fibrous roots. It is brittle, easy to break, floury when broken, the skin is off-white or yellow-white, the cambium ring is light brown, and the wood is small. Fragrant, slightly pungent and cool taste.
For the weak, pregnant women should take Xu Changqing with caution.