Materia Medica - Important
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Ginkgo biloba L.
Source of Earliest Record
Part Used & Method for Pharmaceutical Preparations
The ripe seeds are gathered in autumn, cleaned and dried in the sun. After the shells of the seeds have been broken, the seeds are removed and pounded into pieces.
Properties & Taste
Sweet, bitter, astringent, neutral and slightly toxic
1. To strengthen lung qi and soothe asthma; 2. To relieve leukorrhea
Indications & Combinations
1. Asthma (a) asthma with stifling sensation in the chest and cough with profuse,
dilute sputum. Ginkgo seed (Baiguo) is used with Ephedra (Mahuang) and Licorice
root (Gancao); (b) asthma with stifling sensation in the chest and cough with
thick yellow sputum. Ginkgo seed (Baiguo) is used with Scutellaria root (Huangqin)
and Mulberry bark (Sangbaipi) in the formula Dingchuan Tang.
2. Leukorrhea (a) downward flowing of damp-heat manifested as yellow, odorous
leukorrhea. Ginkgo seed (Baiguo) is used with Phellodendron bark (Huangbai) and
Plantain seed (Cheqianzi) in the formula Yihuang Tang; (b) deficiency of kidney yang
manifested as whitish, odorless leukorrhea. Ginkgo seed (Baiguo) is used with
Cinnamon bark (Rougui), Astragalus root (Huangqi) and Dogwood fruit (Shanzhuyu).
Cautions & Contraindications
Overdosage of the herb is toxic.
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