Swallowwort
rhizome (Baiqian)
Pharmaceutical Name : Radix et Rhizome Stauntoni
Botanical Name : 1. Cynanchum stauntoni
(Decne.) Schltr. ex Levl.; 2. Dynanchum glaucescens
Hand.-Mazz.
Common Name : Cynanchum root, Swallowwort
rhizome
Source of Earliest Record: Mingyi Bielu
Part Used & Method for Pharmaceutical
Preparations : The roots are dug in autumn,
cleaned and dried in the sun and cut into
pieces.
Properties & Taste: Pungent, sweet and
neutral
Meridian : Lung
Functions: 1. To resolve phlegm and stop
cough; 2. To conduct qi downward
Indications & Combinations:
1. Cough due to invasion by exogenous pathogenic
factors. Swallowwort rhizome (Baiqian) is
used with Schizonepeta (Jingjie) and Platycodon
root (Jiegeng) in the formula Zhisuo San.
2. Turbid phlegm blocking the lungs: a) cold-phlegm
coughSwallowwort rhizome (Baiqian) is used
with Pinellia tuber (Banxia) and Perilla seed
(Suzi); b) phlegm-heat coughSwallowwort rhizome
(Baiqian) is used with Trichosanthes fruit
(Gualou).
3. Cough, asthma, edema and rattling sound
in the throat. Swallowwort rhizome (Baiqian)
is used with Aster root (Ziwan) and Peking
spurge root (Daji) in the formula Baiqian
Tang.
Dosage: 3-10 g |
