hallo my name is Santosh Kumar Sen I am 56 years old and i am suffering from type 2 diabetes from last 15 years. I am taking this medicine last 15 years[Metformin 500mg(TDS), Gliclazide 80mg(TDS), Rosiglitazone 2mg(BD)]. now i am taking medicines from last two months are[Metformin SR-1G(BD), Gliclazide 80mg(TDS),Glimipride 2m(BD)]. my blood sugar is (BSF-149mg/dl, BSPP-149mg/dl). should change my medicine or continue with this medicines only and please give full advice.