Siberian Rolomonseal (Huangjing)
| Pharmaceutical Name: | Rhizome Polygonati |
| Botanical Name: | Polygonatum sibiricum Red. Polygonatum cyrtonema Hua Polygonatum kingianum Coll., et Hemsl. |
| Common Name: | Siberian Solomonseal Rhizome |
| Source of Earliest Record: | Mingyi Bielu |
| Part Used & Method for Pharmaceutical Preparations: | The rhizomes are dug in autumn. After the fibrous root have been removed, the rhizomes are dried in the sun and cut into slices. |
| Properties and Taste: | Sweet and neutral |
| Meridian: | Spleen, lung and kidney |
| Functions: | To nourish the yin and moisten the lungs To tonify the spleen and promote qi |
| Indications and Combinations: | 1. Cough due to lung yin deficiency. *Use with Glehnia root (Shashen), Tendrilled fritillary bulb (Chuanbeimu) and Anemarrhena rhizome (Zhimu). 2. Kidney essence deficiency manifested as soreness in the lower back, dizziness and heat in the feet. *Use with Wolfberry fruit (Gouqizi) and Grossy privet fruit (Nuzhenzi). 3. Deficient qi of the spleen and stomach manifested as lassitude, poor appetite and weak and forceless pulse. *Use with Pilose asiabell root (Dangshen) and White atractylodes (Baizhu). 4. Deficient yin of the spleen and stomach manifested as poor appetite, dry mouth, constipation and red tongue proper with no coating. *Use with Glehnia root (Shashen), Ophiopogon root (Maidong) and Germinated millet (Guya). 5. Diabetes. *Use with Astragalus root (Huangqi), Trichosanthes root (Tianhuafen), Ophiopogon root (Maidong) and Fresh rehmannia root (Shengdihuang). |
| Dosage: | 10-20 g (30-60 g for the fresh herb) |
| Cautions: | This herb is contraindicated in cases of deficient spleen with dampness or cough with profuse sputum or diarrhea due to cold in the spleen and stomach. |