A Patient Has Just Been Prescribed Insulin

A patient has just been prescribed insulin.What important information should the nurse tell this patient about taking insulin?

A) Use the injection site that is the most accessible.
B) During times of illness,increase insulin dosage by 25%.
C) When mixing insulins, the cloudy insulin (such as neutral protamine Hagedorn [NPH] insulin) should be drawn up into the syringe first.
D) When mixing insulins,the clear insulin (such as regular insulin) should be drawn up into the syringe first.