
Yincaihu is the root of Stellaria dichotoma L. var. lanceolata Bge, pertaining to Caryophyllaceae. It is collected in the season between spring and sumer when it begins to sprout or in later fall after it withers. After the residual stem, fibrous root, earth and sands are removed, it is sun dried and then cut into slices. The raw form is used.
[ Medicinal Properties ]: Sweet and slightly cold; relate fever of infantile malnutrition.
[ Medicinal Efficacies ]: Relieve deficiency-fever; and clear fever of infantile malnutrition.
[ Usage and Dosage ]: 3-9g.
[ Precautions ]: Avoid with external contraction of wind-heat and blood deficiency without fever.
[ Clinical Applications ]: 1. Yin deficiency with fever, phthisic fever and bone-steaming For fever, bone-steaming, phthisic fever, tidal fever, night sweat due to yin feficiency, usaully it is combined with Digupi, Qinghao and Biejia; for example in Qinggu Powder.
2. Infantile malnutrition with fever It treats fever due to malnutrition with accumulation, also with symptoms such as bulging abdomen, thirst, emaciation and lustrous hair, due to infantile food accumulation or worm stagnation, usually combined with Huhuanglian, Jineijin and Shijunzi.
银柴胡为石竹科植物银柴胡Stellaria dichotoma L. var. lanceolata Bge的干燥根。产于我国西北部及内蒙古等地。春、夏间植株萌发或秋后茎叶枯萎时采挖,除去残茎、须根及泥沙,晒干。切片,生用。
【药性】甘,微寒。归肝、胃经。
【功效】清虚热,除疳热。
【应用】 1.阴虚发热。本品甘寒益阴,清热凉血,退热而不苦泄,理阴而不升腾,为退虚热除骨蒸之常用药。用于阴虚发热,骨蒸劳热,潮热盗汗,多与地骨皮、青蒿、鳖甲同用,如
清骨散(《证治准绳》)。
2.疳积发热。本品能清虚热,消疳热,故用治小儿食滞或虫积所致的疳积发热,腹部膨大,口渴消瘦,毛发焦枯等症,常与胡黄连、鸡内金、使君子等药同用,以共奏消积杀虫,健脾疗疳之效;亦可与栀子、人参、薄荷等同用,如柴胡清肝汤(《证治准绳》)。
【用法用量】煎服,3~9g。 【使用注意】外感风寒,血虚无热者忌用。
【鉴别用药】银柴胡与柴胡,名称相似且均有退热之功。然银柴胡能清虚热,除疳热,尤善治疗阴虚发热、小儿疳热;而柴胡能发表退热,善治外感发热、邪在少阳之往来寒热。
【古籍摘要】 1.《
本草从新》:“治虚劳肌热骨蒸,劳虐热从髓出,小儿五疳羸热。”
2.《
本草便读》:“银柴胡,无解表之性。从来注《本草》者,皆言其能治小儿疳热,大人劳热,大抵有入肝胆凉血之功。”
3.《本草正义》:“退热而不苦泄,理阴而不升腾,固虚热之良药。”
【现代研究】 1.化学成分:本品含甾体类、黄酮类、挥发性成分及其他物质。 2.药理作用:本品有解热作用;还能降低主动脉类脂质的含量,有抗动脉粥样硬化作用。
此外,本品还有杀精子作用。