Preparation method of Qingreling granules

The invention relates to the field of traditional Chinese medicine granulation, in particular to a preparation method of Qingreling granules, which is a fluidized bed preparation method and comprises the following steps: mixing a first auxiliary material, water and heat-clearing extract as an adhesive; taking the second auxiliary material as a base material; sucking the base material into a cavity of a fluidized bed granulator, spraying liquid by using an adhesive, and then drying the material to obtain the Qingreling granules, wherein the first auxiliary material comprises any one or two of dextrin, lactose and cane sugar, and the second auxiliary material comprises any one or two of dextrin, lactose and cane sugar. The Qingreling granules prepared by adopting the preparation method can effectively improve the bulk density, expand the application range of a granule filling machine and improve the quality of medicines. 本发明涉及中药制粒领域，尤其涉及一种清热灵颗粒剂的制备方法，所述制备方法为流化床制剂法，包括如下步骤：将第一辅料、水和清热灵浸膏混合，作为粘合剂；将第二辅料作为底料；将底料吸入至流化