Diabetic level is high before fasting 186 and after 240

Patient: My wife is 32 years old female, after last pregnancy in jan 2014 doctor inform me about my diabetic, i am taking kombiglyze xr 5mg/1000mg one time daily , but last one month my diabetic level is in high, today before fasting was 186 and after fasting 240. pls advice me what will do for control my diabetic level

Symptoms: Pain in my body and feel vomit and feel lazy

Doctor: