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A member asked:
Side effects of benadryl (diphenhydramine)?
8 doctors weighed in across 2 answers
Dried up and sleepy: Why would you want to take benadry (the brand name for diphenhydramine) long term? Fagetaboutit. Side effects are drying of mucous membrane, drowsiness, fatigue, difficulty urinating...
Answered 12/18/2021
5.9k views
Most common side: Effects of Diphenhydramine are drowsiness, dry mouth, constipation, blurry vision, thickenened secretions, impaired coordination. There is a big laundry list of the usual anti choline this side effects, but those are the most common. People use it to sleep or for itching most often.
Answered 2/24/2018
4.8k views
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