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You have Diabetes
these are chronic disease and you have to take medicines regularly .
With information you have given your FBS and PPBS are uncontrolled.
As you are taking drugs for very long time there is possibility of secondary failure of OHA.
Discuss with your Physician to give Long acting Insulin
so as to reduce pill burden, and better control of blood sugar level.
Take care of your diet an dif possible go for regular walking.
Have faith in your doctor your blood sugar will come to normal level in few weeks .
Rest all medicines please continue to tak eregularly.