1. Objectives The purpose of this study was to investigate the effects of administration of Indongdeungjikolpi-tang on the Soyangin Jungso(中消). 2. Methods To heal the Soyangin Jungso, we used Indongdeungjikolpi-tang(忍冬藤地骨皮湯). 3. Results Jungso of a Soyangin patient responded well to the treatment with Indongdeungjikolpi-tang. 4. Conclusions This case-study shows an efficient results by using Indongdeungjikolpi-tang in treatment of Soyangin Jungso(Diabetes Mellitus).