Rhizome of Polygonatum odoratum (Mill.) Druce, family Liliaceae.
Rhizome long-terete, few branching, 4-18 cm long, 0.3-1.6 cm in diameter.
Surface yellow-white, semi-opaque; nodes protruding, with spotted fibrous
root scars and sometimes with discoidal stem scars. Slightly soft in texture.
Sweet in taste, mild in nature, and attributive to lung and stomach channels.
1. Nourish the stomach and promote the production of body fluid: For febrile
diseases with dehydration or insufficiency of stomach-yin manifested as
dry throat, thirst, red tongue with little coating; and diabetes.
2. Nourish yin and moisturize the lung: For deficiency of lung-yin with
dry cough, or fever and cough, in patients with yin-deficiency, used together
with Radix Cynanchi Atrati and Herba Menthae. In addition, also used for
yin-deficiency with dizziness and muscular spasm. Recently, used for yin-deficiency
type hyperlipemia and angina pectoris.
1. Its decoction exerts a cardiotonic effect in frogs.
2. Its decoction inhibits the growth of Staphylococcus aureus, Proteus
and Bacillus coli in a concentration of 1:320, 1:160, 1:20 respectively