I Am 63 Male And Type 2 For 30 Years;

I am 63 male and type 2 for 30 years; Insulin dependent for 13 years .my fasting sugar is between90-120 but PP Sugar is 180-250. I am taking insulin lantus 30 units in morning 9.30 AM. before breakfast Galvusmet 50/500 mg. Dr added Galvusmet 50/500mg and this is leading to low sugar hypo by 6 PM. in night i am taking Glycomet GP2 FORTE, Nerveup AND ECOSPRIN,. Dr can you help me.Thanks Patient Narasimhan