A Client with Type 2 Diabetes Mellitus Is Admitted to the Hospital

A client with type 2 diabetes mellitus is admitted to the hospital with an infection. The client was taking oral hypoglycemic agents and is prescribed insulin in the hospital. What is the highest priority instruction that the nurse can give the client regarding insulin administration?

A) Once the client begins to take insulin, she will always be on insulin.
B) Infection temporarily increases the need for insulin.
C) Hospitalized clients are always prescribed insulin.
D) Oral hypoglycemics tend to interact with antibiotics.