A Week After Beginning Fluoxetine ( Prozac ), a Patient

A week after beginning fluoxetine ( Prozac ) , a patient complains, "I still feel so depressed all the time." Based on pharmacodynamics, the nurse's best action is to:

A) administer the medication on an empty stomach.
B) advise the health care provider that the drug is ineffective.
C) reassess the expected outcomes of antidepressant therapy.
D) educate the patient that the drug needs more time to be effective.