Hiya , can anyone help me please , I have been type 2 for a while taking metformin sitagliptin and glipizide my diabetes nurse has now put me on insulin , 10 units once a day of humulin m3 kwik pen once a day plus metformin . No longer taking sitagliptin or glipizide . My blood sugars tonight are 27.2 and I feel like rubbish . Is this normal ??? Diet today has been good .