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


ANS: C
Warfarin and blood thinners interact with ginkgo biloba (designed to improve memory). All herbal supplements should be evaluated with current pharmacological medications. The other options do not have interactions with each other.

Nursing

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