Diabetic problem?

Patient: I am a dietetic type two and take metformin and glyburlyde Last night I went to bed at tenn and was up every half hour having to oee this lasted all night I tested my blood and they were 117 , 106,and 97 but still kept peeing . took a full dose a 6am fo metformin and glyburlide and still kept peeing whats going on? I also am having back pain up where my kidneys are. I am waiting for my Doctor to return my call but being with the Va It takes up to 24 hours. Should note that I asl have heart problems.