Glucoside derivative as well as preparation method and application thereof

The invention belongs to the field of chemical medicines, and particularly relates to a glucoside derivative as well as a preparation method and application thereof. The glucoside derivative is a compound shown as a formula I or pharmaceutically acceptable salt thereof. The provided novel glucoside derivative has a treatment effect on type I diabetes, and compared with the prior art, the glucosidederivative has an excellent treatment effect on type I diabetes regardless of the dosage. 本发明属于化学药物领域，具体涉及一种糖苷类衍生物及其制备方法和应用。所述糖苷类衍生物为式I所示的化合物或其药学上可接受的盐：本发明提供的新型的糖苷类衍生物，对I型糖尿病具有治疗作用，与现有技术相比，本发明糖苷类衍生物无论在高、中、低剂量均对I型糖尿病起到优异的治疗作用。