The Effects of Digoxin on Alzheimer's Disease Lead Investigator: Hoyoung An Institution : National Institute of Dementia E-Mail : hyan0011@gmail.com Proposal ID : 741 Proposal Description: Through laboratory experiments, we have found that digoxin may influence Alzheimer?s pathology. Our goal is to see if this association is applicable to humans. -To determine the effect of digoxin use on the symptoms and pathology of Alzheimer?s disease. -The main variables of interest are the neuropsychiatric test results and Braak stages. -We will analyzes baseline data of all subjects (excluding those with dementia other than Alzheimer?s disease, and serious medical problems) and a subgroup of only Alzheimer?s disease subjects.