The Nurse Is Asking a Patient About His Drug History

The nurse is asking a patient about his drug history, and the patient states, "Whenever I take any strong pain medications, I usually sleep for hours. I have no idea why that happens!" The nurse considers that which of these is true about this patient's statement?

A) The patient is exaggerating about a normal side effect of pain medications.
B) The patient's reaction to pain medications may point to a difference in his ability to metabolize certain drugs.
C) The patient will need higher doses of medication for pain control.
D) The patient should never receive strong pain medications.