Yin Tonics
Xuan Jing Shi
玄精石
Gypsum vitreum
Name
Xuan Jing Shi (Gypsum vitreum)
The Effect of Xuan Jing Shi
Property
Salty, cold; kidney meridian entered.
Actions
Clear heat and tonify yin.
Indications
Sore throat, swelling and pain of eye, polydypsia due to high fever, overabundance of yang leading to deficiency of yin.
Dosage and Administrations
Decoct 3~15 g. Smash it when using. It should be decocted first.
Cautions
It is contraindicated in case of deficiency cold in spleen and stomach.
Sources and further reading
We cite classical materia medica and modern reference works. This article is health education, not medical advice.
- Shennong Bencao Jing (The Divine Farmer's Materia Medica), Han dynasty.
- Bencao Gangmu (Compendium of Materia Medica), Li Shizhen, 1578.
- Chinese Pharmacopoeia, current edition — identity, quality and safety monographs.
- NCCIH and WHO reference material on traditional medicine safety.
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