Humalog mix 25/75 is a 12 hour insulin and should be taken twice daily.
Normally in gestational
diabetessugar increases in last trimester due to resistance to insulin by placetal lactogen.
You need to monitor your sugars by SMBG charting if you are in third trimester.
According to dipsi standards 2 hrs post meal cut offs are 120 mg/dl .
Fasting should be below 90 mg/dl.
In Gestational diabetes tighter sugar control is necessary.
It is advisable to take plain Humalog (lispro) 3 times premeals for optimal control. It has short action of 4 hrs. And controls
post prandial sugars well. If you have high fasting values then basal insulin may also required