Side effects?: At age 13, the potential side effects include drowsiness, dry mouth, and constipation etc. Aside from itching and runny nose, Benadryl (diphenhydramine) works no better than the non-sedating antihistamine.
Answered 2/12/2016
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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