Radix Codonopsis pilosulae Dangshen
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Pharmacopoeia of the People’s Republic of China, English Edition, 1997/2005(1)
Official drug:
Dangshen is the dried root of Codonopsis pilosula (FRANCH.) NANNF, Codonopsis pilosula NANNF. var. modesta (NANNF.) L.T. SHEN or Codonopsis tangshen OLIV. (Fam. Campanulaceae). English name: pilose asiabell root. Dangshen is mainly produced in the China provinces Shan Xi, Shanan Xi, Gan Su and Si Chuan, collected in autumn, washed clean, and dried.
Description of the drug: Root of Codonopsis pilosula(1): Long cylindrical, slightly curved, 10 – 34 cm long, 0.4 – 2 cm in diameter. Externally yellowish-brown to greyish-brown, with numerous warty prominent stem scars and buds on the root stock, and the apex of each stem scar sunkenly dotted; dense transverse annulations occuring below the root stock, gradually sparse downwards, some up to half length of the root while the transverse annulations rare or absent in same cultivars; whole root showing longitudinal wrinkles and scattered transverse lenticels, frequently with blackish-brown gelatinous substances at the fractured area of the rootlets. Texture slightly hard or tenacious, fracture somewhat even, cleft or striated radially, bark pale yellowish-white to pale brown, wood pale yellow. Odour: characteristic and aromatic; taste: sweetish. Root of Codonopsis pilosula var. modesta(1): 10 – 35 cm long, 0.5 – 2.5 cm in diameter. Externally yellowish-white to pale yellow, dense transverse annulations occurring below the root stock, frequently up to over half length of the root. Fracture more cleft, bark greyish white to pale yellow, wood light yellow. Root of Codonopsis tangshen(1): 10 – 45 cm long, 0.5 – 2 cm in diameter. Externally greyish yellow to yellowish brown, with distinctly longitudinal wrinkles. Texture slightly soft and compact, fracture less cleft, bark yellowish white, wood pale yellow. H. Wagner et al. (eds.), Chromatographic Fingerprint Analysis of Herbal Medicines © Springer-Verlag/Wien 2011
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Radix Codonopsis pilosulae – Dangshen Pretreatment of the raw drug (1):
Foreign matters are eliminated, washed clean, softened thoroughly, cut into thick slices and dried.
Medicinal use:
In Traditional Chinese Medicine internally as a tonic, for accelerating the recovery from diseases, to increase the capacity for physical work and intellectual performance, to increase the resistance of the organism in stress situations (adaptogenic activity), for poor appetite, lassitude, weakness, shortness of breath and loose stool(3, 4, 5) – in former times used as a Ginseng substitute.
Effects and indications according to Traditional Chinese Medicine(1–5) Taste:
sweet
Temperature:
warm
Channels entered:
spleen, lung
Effects:
Invigorates the spleen and replenishes Qi, promotes the production of body fluid and nourishes the blood
Symptoms and indications:
Weakness of the spleen and the lung manifested by shortness of breath, cough, palpitation, anorexia, loose stool; diabetes caused by internal heat
Contraindication:
not to be used for heat syndromes and shock patient
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