A 78-year-old man has been taking diphenhydramine (Benadryl)for seasonal allergies.Which new symptom should you report to the prescriber?

Question

Quizplus · Accepted Answer

Diphenhydramine is an antihistamine with anticholinergic actions that include dry mouth,drowsiness,and urinary retention.An enlarged prostate is common among older men and causes difficulty urinating.This problem can be made much worse when taking a drug that can cause urinary retention.

A 78-Year-Old Man Has Been Taking Diphenhydramine (Benadryl)for Seasonal Allergies