The invention relates to the treatment or prevention of one or more conditions selected from type 1 diabetes mellitus, type 2 diabetes mellitus, impaired glucose tolerance and hyperglycemia using a SGLT-2 inhibitor. In addition the present invention relates to methods for preventing or treating of metabolic disorders and related conditions.本發明係關於一種使用SGLT-2抑制劑治療或預防一或多種選自第1型糖尿病、第2型糖尿病、葡萄糖耐受性異常及高血糖症之病況。此外,本發明係關於一種預防或治療代謝障礙及相關病況之方法。