Ginkgo seed (Baiguo)

Pharmaceutical Name: Semen Ginkgo
Botanical Name: Ginkgo biloba L.
Common Name: Ginkgo seed
Source of Earliest Record: Bencao Gangmu
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
Meridian: Lung
Functions: 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 sputumGinkgo 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 leukorrheaGinkgo seed (Baiguo) is used with Cinnamon bark (Rougui), Astragalus root (Huangqi) and Dogwood fruit (Shanzhuyu).

Dosage: 6-10 g
Cautions & Contraindications: Overdosage of the herb is toxic.

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