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Dried ginger
干姜 〔乾薑〕gān jiāng
Latin pharmacognostic name: Zingiberis Rhizoma
Alternate Chinese names: 均姜 jūn jiāng; 干生姜 gān shēng jiāng; 白姜 bái jiāng; 淡干姜 dàn gān jiāng
Kingdom: Plant
Origin in PRC Pharmacopoeia: Zingiber officinale (Willd.) Rosc. (PRC Pharmacopoeia)
Origin (other sources): Zingiber officinale (Willd.) Rosc.
Use: Medicinal
Category: Interior-warming agents
Properties: Acrid; hot.
Channel entry: Spleen, stomach, heart, and lung channels.
Indications:
- Warms the center and disperses cold: Cold pain in the stomach duct and abdomen, cold vomiting, and cold diarrhea.
- Returns yáng and frees the pulse: Yáng collapse.
- Warms the lung and transforms rheum: Cough and panting due to cold rheum, with fear of cold, a cold back, and copious thin clear phlegm.
Dosage & Method: Oral: 3–10g taken as a decoction.
Warnings: Gān jiāng is hot, acrid, dry and harsh; it is contraindicated in frenetic movement of hot blood and in yīn vacuity heat.
Quality: Ginger roots that are yellowish gray on the outside and grayish white on the cross section are best. They should be farinaceous and not too fibrous.
Product Area: Sìchuān, Húběi, Guǎngdōng, Guǎngxī.
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