A Patient with Type 1 Diabetes Who Uses Glargine (Lantus)

A patient with type 1 diabetes who uses glargine (Lantus) and lispro (Humalog) insulin develops a sore throat, cough, and fever. When the patient calls the clinic to report the symptoms and a blood glucose level of 210 mg/dL, the nurse advises the patient to

A) use only the lispro insulin until the symptoms of infection are resolved.
B) monitor blood glucose every 4 hours and notify the clinic if it continues to rise.
C) decrease intake of carbohydrates until glycosylated hemoglobin is less than 7%.
D) limit intake of calorie-containing liquids until the glucose is less than 120 mg/dL.