BY GROUP HEALTH RESEARCH INSTITUTE ON FEBRUARY 7, 2015 MENTAL HEALTH

A large study links a significantly increased risk for developing dementia, including Alzheimer’s disease, to taking commonly used medications with anticholinergic effects at higher doses or for a longer time. Many older people take these medications, which include nonprescription diphenhydramine (Benadryl).

JAMA Internal Medicine published the report, called “Cumulative Use of Strong Anticholinergic Medications and Incident Dementia.”

via Higher dementia risk linked to more use of common anticholinergic drugs like Benadryl – PsyPost.