levimer

Hello everybody, My mum is 65 years old and 90 Kg weight, she is taking Humalog (50/50) 3 times a day with these doses:(breakfast 42 / Launch 46 / Dinner 44 ? The issue is fasting BG is little bit high (220 Mg/Dl) and want to know if can mix Humalog (50/50) With Levimer to stablize BG...