Isatis root granules and preparation method thereof

The invention provides isatis root granules and a preparation method thereof, and the isatis root granules are prepared from the following components in parts by weight: 700 parts of isatis root, 170-190 parts of cane sugar and 50-70 parts of dextrin. The content of active ingredients (R, S)-epigoitrin, the total amount of uridine, guanosine and adenosine and the content of indirubin of the prepared isatis root granules are all remarkably increased, the isatis root granules are accelerated to be placed for 6 months, and the quality is stable. 本发明提供了一种板蓝根颗粒及其制备方法，以重量份数计，由以下组分制备得到：板蓝根700份、蔗糖170-190份、糊精50-70份；制备得到的板蓝根颗粒活性成分（R,S）-告依春含量、尿苷、鸟苷、腺苷总量、靛玉红含量均显著提升，加速放置6个月，质量稳定。