Which of the following OTC ingredients is associated with next-day drowsiness and confusion and an increased risk of falls, particularly in older adults?
A) Acetaminophen
B) Aspirin
C) Diphenhydramine
D) Guaifenesin

Question

Quizplus · Accepted Answer

Diphenhydramine, an antihistamine commonly found in over-the-counter sleep aids and allergy medications, is known to cause next-day drowsiness and confusion, and it increases the risk of falls, especially in older adults.

Which of the Following OTC Ingredients Is Associated with Next-Day