I'm 75, and I've always taken Benadryl for my allergies. My doctor advised me to switch to a prescription allergy medication. Why?

Authors
Journal	The Johns Hopkins medical letter health after 50 (Johns Hopkins Med Lett Health After 50) Vol. 20 Issue 8 Pg. 8 (Oct 2008) ISSN: 1042-1882 [Print] United States
PMID	18972617 (Publication Type: Journal Article)
Chemical References	Anti-Allergic Agents Diphenhydramine
Topics	Age Factors Aged Anti-Allergic Agents (adverse effects, pharmacology, therapeutic use) Diphenhydramine (adverse effects, therapeutic use) Humans Hypersensitivity (drug therapy) Sleep Stages (drug effects)

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