Problem:
The PMHNP sees a 64-year-old man and conducts a geriatric depression scale assessment. The score Is 12, Indicating depression. The PHNP decides to initiate fluoxetine (Prozac). Another diagnosis in his chart is heart failure. In reviewing the patient's medications, the PMHNP notes that the patient takes a calcium channel blocker (CCB). CCBs mixed with fluoxetine may result in: A - bradycardia. B - tachycardia. C - sick sinus syndrome. D - valve dysfunction.