An Older-Adult Patient Is Newly Admitted to a Skilled Nursing

An older-adult patient is newly admitted to a skilled nursing facility with the diagnoses of Alzheimer's dementia, lipidemia, and hypertension, and a history of pulmonary embolism. Medications brought on admission included lisinopril (Zestril, Prinivil) , hydrochlorothiazide (Microzide) , warfarin (Coumadin) , low-dose aspirin, ginkgo biloba, and echinacea. Which potential interaction will cause the nurse to notify the patient's health care provider?

A) Echinacea and warfarin
B) Lisinopril and echinacea
C) Warfarin and ginkgo biloba
D) Lisinopril and hydrochlorothiazide