29 May 2012
I don't think there are any long term side effects of Nytol (diphenhydramine). The link below has known side effects of diphenhydramine.
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26 yr. old male with severe brain damage, no speech, can't walk, but scoots or uses wheel chair. Having serious mood swings and not sleeping. ...
3 answers • 27 Jul 2010
when taking sleeping pills such as Unisom?
2 answers • 11 Apr 2011