The present invention relates to biotechnology. Formula H-His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Leu-Ser-Lys-Gln-Glu-Glu-Glu-Glu-Ala-Val-Arg-Leu-Phe-Ile-Glu -Trp-Leu-Lys-Asn-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-D-Arg-D-Arg-D-Arg-D-Arg-D-Arg Exenatide analogs with -D-Arg-D-Arg-D-Arg-Gly-OH are provided. The present invention allows for the treatment and prevention of diabetes and the treatment and prevention of complications of type 2 diabetes such as diabetic neuropathy, muscular dystrophy and vascular endothelial inflammation.本発明は、生体工学に関する。式H-His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Leu-Ser-Lys-Gln-Glu-Glu-Glu-Glu-Ala-Val-Arg-Leu-Phe-Ile-Glu-Trp-Leu-Lys-Asn-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-D-Arg-D-Arg-D-Arg-D-Arg-D-Arg-D-Arg-D-Arg-D-Arg-Gly-OHを有するエキセナチド類似体が提供される。本発明は、糖尿病の治療および予防手段、並びに、糖尿病性神経障害、筋ジストロフィーおよび血管内皮炎などの2型糖尿病の合併症に対する治療および予防手段を可能とする。