Preparation method and application of bamboo shavings lignan compound

The invention relates to a preparation method and application of a bamboo shavings lignan compound, the preparation method is simple and efficient, a bamboo shavings medicinal material is extracted to prepare a bamboo shavings extract, then the bamboo shavings extract is separated by adopting column chromatography, and then chromatographic liquid is purified, so that the bamboo shavings lignan compound can be prepared. Therefore, the method is used for subsequent pharmacological activity research. Furthermore, the bamboo shavings lignan compound with relatively high purity can be prepared by reasonably regulating and controlling the conditions of each step; a large number of researches prove that the bamboo shavings lignan compound has the effect of promoting the transmission speed of rabbit in-vitro trachea cilia, can be used for preparing medicines for preventing and/or treating respiratory diseases, and can provide a basis for pharmacological efficacy evaluation of bamboo shavings; meanwhile, novel medical