The Client Receives Interferon Alfa-2b (Intron-A)

The client receives interferon alfa-2b (Intron-A) . The client tells the nurse that he gets very sleepy and thirsty every time he takes the medication. What is the best assessment question for the nurse to ask?

A) "Are you consuming at least eight glasses of water daily?"
B) "Are you including beverages with alcohol in your diet?"
C) "Have you had any flu symptoms lately?"
D) "How much time have you spent out in the sun?"