Problem: A patient with diabetes mellitus who is taking insulin presents for a follow up. The patient's blood glucose log reveals wide variations in readings, as well as numerous episodes of hyperglycemia and hypoglycemia. Which is the nurse practitioner's best therapeutic intervention? Need Assignment Help? Instruct the patient to start daily exercise Refer the patient for diet teaching Increase the overall insulin dose Decrease the overall insulin dose. Which of the following is produced in the pancreas and counteracts hypoglycemia?