Hello doctor, This question is asked for my husband who is 64 years old. He is suffering with high blood sugar. FBS PLASMA 139 mg/dl and PPBS is 193 mg/dl. He is taking insulin Novomix tm 30 penfill morning 20 and night 10. In addition he is taking tab GLYCIPHAGE SR 1 gm daily 1 morning and 1 in the night. Also afternoon Vildagliptin and Metformin HCI tablets Vysov - M 50 mg/500 mg. FYI he had undergone a Heart Bypass surgery during January 2014. Awaiting your valuable advice. Kindly revert to us at your earliest. Thanks in advance.