Polygala Root (Yuanzhi)
|Pharmaceutical Name:||Radix Polygalae|
|Botanical Name:||Polygala tenuifolia Willd.
Polygala Sibirica L.
|Common Name:||Polygala root|
|Source of Earliest Record:||Shennong Bencao Jing|
|Part Used & Method for Pharmaceutical Preparations:||The roots are dug in the spring or autumn. After the fibrous roots have been removed, the roots are cleaned in water and dried in the sun.|
|Properties and Taste:||Pungent, bitter and slightly warm|
|Meridian:||Lung and heart|
|Functions:||To calm the heart and soothe the mind
To resolve phlegm and clear the orifices (sense organs)
|Indications and Combinations:||1. Insomnia and forgetfulness.
*Use with Ginseng (Renshen) and Grass-leaved sweetflag (Shichangpu) in the formula Buwang San.
2. Palpitations and restlessness.
*Use with Wild jujube seed (Suanzaoren) and Dragon's bone (Longgu).
3. Turbid phlegm disturbing the heart manifested as mental disorders and unconsciousness.
*Use with Grass-leaved sweetflag (Shichangpu) and Curcuma root (Yujin).
4. Cough with excessive thick sputum or sputum that is difficult to expectorate.
*Use with Apricot seed (Xingren), Platycodon root (Jiegeng) and Licorice root (Gancao).
|Cautions:||This herb should be used with caution in cases with gastric ulcer or gastritis.|