dong ling cao, Complementary and Alternative Healing University 現代醫藥詞典

dong ling cao, 冬凌草 ,冰凌草
by: Joe Hing Kwok Chu
This herb was not listed in herbal dictionaries of previous dynasties. It was made public from the folk medicine of the district of Qi , Henan province of China in 1972 and in 1977 it was listed in the Medical Dictionary of the Republic of China (中华人民共和国药典).
Pharmaceutical name: Herba Rabdosime Rubescentis
Latin botanical name: rabdosia rubescens (Hemsl.) S.Y. Wu et Hsuen
Pron. in Cantonese: tong leng cho
Other Name:
1. bing ling cao (冰凌草), meaning 'ice grass' because of the portions of stems near the ground are frozen during winter.
2. po xue cao (破血草)
3. liu yue ling (六月令),
4. academically called sui mi ya (碎米亞) in Chinese.
Common Name: Blushred Rabdosia

Distribution: Mainly in Henan province and areas south of Yellow River Valley (China).
Properties (characteristics) Bitter and sweet in taste, slightly cold in nature.
Channels (meridians) entered: related to stomach, lung and liver channels.
Actions & Indications: Clears heat and toxins, nourish yin, remove blood stasis and relieve swelling, relieves pain.
Being used in cancer of esophagus, and cardia; breast and liver. For swelling of throat, insect bites, snake bites, and inflammation of the tonsils.
It is effective for epithelial hyperplasia of esophagus; for stomach ache due to stomach-heat, inflammation of the throat, hot cough , mammary abscess, chronic bronchitis, chronic inflammation of the pelvic area.　
Medical Function: 1. Its active ingredients rubescensine A (C20H28O6 molecule weight 364.42) and rubescensine B. They inhibits the synthesis of deoxyribonucleic acid and protein of cancer cells. They showed to inhibit Ehrlich-Ascites tumors, sarcoma180 and esophageal carcinoma in laboratory animals.
2. Relieves esophagismus induced by acetylcholine
4. Possesses anti-bacterial function, and rids of parasites and kills insects
Samples of formulae: To be loaded. If you need the information in a hurry you can email our Research Librarian
Dosage: 30 to 60 g per day for internal use.
No established amount for external use. Use accordingly.
Chemical ingredients: The stems and leaves contain vaporizing oil. The ingredients of the oil include: α-Pinene (α-蒎烯) 1%, β-Pinene (β-蒎烯)0.16～1%、Limonene (擰檬烯) 0.16%, 1.8 - Cineole (1.8-桉油素) 0.33%, P-Cymene (對 -聚傘花素)0.16%, Nonaldehyde (壬醛) 1.33%、Decanal (癸醛) 1%b, β- Elemene (β- 攬香烯)20.23%, Palmatic acid (棕欄酸) 6.6%. Oridinin (冬凌草甲素, 延命草寧 )、Ponicidin (冬凌草乙素), C₂₀H₂₆O₆(冬凌草丙素), C₂₀H₃₀O₆(冬凌草丁素)_，己素, C₂₃H₃₂O₆(冬凌草戊素)_, α-Amyrin (α-香脂醇) and five other ingredients of unknown structures. The roots, stems and leaves contain trace minerals of iron, zinc, manganese, copper, chromiun, nickel, cobalt, molybdenum ()、selenium (硒) etc.
　
Modern Research: 1. Its components rubescensine A and B inhibit Ehrlich-Ascites tumor, sarcoma180 and esophageal carcinoma in laboratory animals.
2. Relieving esophagismus induced by acetylcholine.
Cautions: 　

..............
Oridinin (冬凌草甲素)            Ponicidin (冬凌草乙素)
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Last update: Nov 8, 2007 12:29 p.m. LAH