Pharmaceutical name: | Herba cum radice houttuyniae cordatae |
Biological name: | Houttuynia cordata Thunb. |
Pron. in Japanese: | juyaku |
Pron. in Korean: | osaengcho |
Pron. in Cantonese: 粤語發音: | jyu4 seng1 cou2 |
Common Name: | houttuynia, pig thigh |
Distribution: | along Yangzi River and in southern part of China |
Properties (characteristics)﹕ 性味﹕ | acrid, bitter and slightly cool 味辛,性微寒。 |
Channels (meridians) entered:歸經﹕ | large intestine, lung 肺﹐膀胱﹐大腸經。 |
Actions & Indications: | rid of heat and toxin, swellings, abscesses, expels pus. Use internally or topically. Promote urination, clear damp heat diarrhea, clear painful urination, for boils, gonorrhea. 清熱解毒,排膿消癰,利尿通淋。主治肺癰吐膿,痰熱喘咳,喉蛾,熱痢,癰腫瘡毒,熱淋。 |
Medical Function: | |
Chemical ingredients: | 揮發油 (evaporating oil) 0.05%: - 癸酰乙醛(Decanoylacetaldehyde)﹐
- 月桂烯(Myrcene)﹐
- α-蒎烯(α- Pinene)﹐
- d-檸檬烯(d-Limonene)﹐
- 甲基正壬酮(2-Methyheptenone)﹐
- 莰烯(Camphene)﹐
- 乙酸龍腦酯 (Bornyl acetate)﹐
- 芳樟醇(Linalool)﹐
- 石竹烯(Caryophyllene)﹐月桂醛(Dodecanaldehyde)等。
日本產鱼腥草主成分为 (main ingredients of yu xing cao produced in Janpan:) - 十烷酸(Decanoic acid),占38.4%,
- 十一酮-2 (2-Undecanone) 占10.1%,以及對聚伞素﹐
- 芳樟醇(Linalool)﹐
- 桉油素(Cineole)﹐
- 麝香草酚(Thymol)等。
全草含: (whole plant contains:) - 阿福豆甙 (Afzerin)﹐
- 金丝桃甙(Hyperin)﹐
- 槲皮素﹐
- 蘆丁﹐
- 綠原酸(Chlorogenic acid)﹐
- β-谷甾醇( β-Sitoterol)﹐
- 豆甾醇(Stigmasterol)﹐
- 菠菜甾醇(Spinasterol)等。
- 蕺菜鹼(Cordarine)。
花及果穗含(flowers and fruits contains:) 葉含 (the leaves contain:) - 槲皮甙 (Quercetin)
- 無機成分:氯化钾 (Potassium chloride)﹐
- 硫酸钾 (Potassium sulfate)。
本種的鱼腥氣味是由于含有癸酰乙醛 (decanoylacetaldehyde) (CH3-(CH2)8-COCH2-CHO) 所致。 The fishy smells is caused by: decanoylacetaldehyde (CH3-(CH2)8-COCH2-CHO) |
Dosage: | 10 to 25 g (do not boil for long time). External use: according to need 10∼25g。不宜久煎。外用適量。 |
Samples of formulae: | See:Acute infection, diarrhea |
Cautions: | Juice from fresh yu xing cao inhibits staphylococcus aureus. After heating, it is less effective. Heating may cause the essential oil, an active ingredient to evaporate. Thus it becomes less effective. Toxicity is mild. Vaginal applications have caused inflammation but symptoms subsided after stopping the applications. There are reports that injectiones of yu xing cao extract had caused allergic reaction of shock [32-33] and death [34], and also had caused skin atrophy type of skin inflammation [35]. 本品含揮發油,不宜久煎。 |
A genus of extremely slender aerobic spirochetes (family Leptospiraceae) that are free-living or parasitic in mammals and include a number of important pathogens (as L. icterohaemorrhagiae of Weil's disease or L. canicola of canicola fever)