Dear sir or madam, My mother's age is 56, diabetes pill glador m2 (2/500) along with insulin was used for my mother one time daily, When fasting was 269. And my mother was a cardiac patient also, treatment was going on. But don't know why, my mother feels drowsiness for all time for some day, after starting to take diabetes pill along with insulin, so what is the cause behind this drowsiness? Using diabetes pill along with insulin (20 unit) is the main cause for it? Kindly you will answer me sir.