5 doctors weighed in:
Side effects of benadryl (diphenhydramine)?
5 doctors weighed in

Dr. Peter Kurzweil
Internal Medicine
4 doctors agree
In brief: 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...

In brief: 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...
Dr. Peter Kurzweil
Dr. Peter Kurzweil
Thank
Get help from a real doctor now
Dr. Christopher Crosby
Board Certified, Dermatology
12 years in practice
93K people helped
Continue
108,000 doctors available
Read more answers from doctors