Objective To observe the clinical effcacy and safety of a new type of oral rosiglitazone(RSG)monotherapy or combination with metformin or sulphonyluea on patients with type 2 diabetes mellitus(DM).

• 目的 对新型口服降糖药 -马来酸罗格列酮 (文迪雅 )单用或与二甲双胍 /磺酰脲类合用临床疗效及安全性进行观察。