When Performing a Medication Assessment on the Elderly Patient, Which

When performing a medication assessment on the elderly patient, which of the following would concern the nurse? Select all that apply.

A) The patient takes a daily vitamin and an antihypertensive medication daily.
B) The patient has a primary care provider, an endocrinologist, a surgeon, and a rheumatologist.
C) The patient takes medications at 0800, 1000, 1200, 1600, and 1800.
D) The patient uses three different pharmacies.
E) The patient has cough syrup in the medicine cabinet that is 16 months old.