Ive been diabetic type 2 for years and have heart problems take metformin and used to take saxagliptin too but the last 3 months they changed my saxagliptin to gliclazide 80mg to get my hba1c down was at 67 now its 51 but since that time ive put on nearly 2 stone due to gliclazide always feeling hungry has anyone else had same issue