A symptoms of Diabetic is finded in many recordes, that is said to Diabetic or dryness or migratory arthralgia or flaccid paralysis of limb or abscess or arthralgia, but Diabetic is most closely symptom. So, study the 3-symptoms of Diabetes mellituscause, thses are polyuria and polyphasia and thirst, and this is similar symptoms of So-gal. So, bibliographic study or pathological approach of symptoms of So-gal, and So-gal in oriental medicine has come to the following conclution. The symptoms of So-gal is polyuria and polyphasia and thirst, is due to Simsinbulgyo, that is mean to breakdown of the normal physiological coordination between the heart and the kidney. A thirst is due to heat-transformation have an effect to the upper energizer and the heart and the lung and the stomach in Simsinbulgyo. A polyuria is due to failure of the kidneys Yang, that is due to failure of Yang of the heart in Simsinbulgyo.