油甘子又名余甘子、橄榄,为大戟科叶下珠属植物,Phyllanthus emblica L.分布于四川、贵州、云南、广东、广西、福建等省。药用部分为根茎,化学成分预试,初步鉴定含有三萜类、香豆素、黄酮(花青素)、鞣质、氨基酸、还原糖及挥发性物质。广东民间有使用油甘子根加猪骨、猪肉熬汤治疗哮喘及喘咳的经验。1971年罗定县华石公社卫生院根据民间经验,用油甘子治疗哮喘型慢性气管炎及支 Also known as Phyllanthus emblica and olive, O. oleifera is Phyllanthus emblica L. is distributed in Sichuan, Guizhou, Yunnan, Guangdong, Guangxi and Fujian provinces. The medicinal part is a rhizome and the chemical composition is pre-tested. The preliminary identification includes triterpenoids, coumarin, flavonoids (anthocyanidins), tannins, amino acids, reducing sugars and volatile substances. The folks in Guangdong have experience in using oil and roots plus pork bone and pork soup to treat asthma and cough. In 1971, Luoshi County Huashi Community Health Center used oilseeds to treat asthma-type chronic bronchitis and