{"id":7769,"date":"2017-04-24T08:33:52","date_gmt":"2017-04-24T08:33:52","guid":{"rendered":"http:\/\/www.neurodegenerationresearch.eu\/?p=7769"},"modified":"2017-04-25T08:12:12","modified_gmt":"2017-04-25T08:12:12","slug":"alzheimers-drug-prescribed-off-label-could-pose-risk-for-some","status":"publish","type":"post","link":"https:\/\/neurodegenerationresearch.eu\/sk\/2017\/04\/alzheimers-drug-prescribed-off-label-could-pose-risk-for-some\/","title":{"rendered":"Alzheimer&#8217;s drug prescribed off-label could pose risk for some"},"content":{"rendered":"<p>Donepezil, a medication that is approved to treat people with Alzheimer&#8217;s disease, should not be prescribed for people with mild cognitive impairment without a genetic test, according to a new study published in the <em>Journal of Alzheimer&#8217;s Disease<\/em>. Researchers discovered that for people who carry a specific genetic variation &#8212; the K-variant of butyrylcholinesterase, or BChE-K &#8212; donezpezil could accelerate cognitive decline.<\/p>\n<p>Mild cognitive impairment is a transitional state between normal age-related changes in cognition and dementia. Because many people with the condition display symptoms similar to those caused by Alzheimer&#8217;s disease, some physicians prescribe donepezil, which is the most-prescribed medication for Alzheimer&#8217;s.<\/p>\n<p>Donepezil was tested as a possible treatment for mild cognitive impairment in a large, federally funded American study but was not approved. Still, doctors have often prescribed the drug &#8222;off-label&#8220; &#8212; meaning that it is not approved for that specific disorder &#8212; for their patients with mild cognitive impairment.<\/p>\n<p>From data collected during the trial, the researchers looked at the association between BChE-K and changes in cognitive function. Using two tests that measure cognitive impairment, the Mini-Mental State Examination and the Clinical Dementia Rating Sum of Boxes, they found that people with the genetic variation who were treated with donepezil had greater changes in their scores than those who took placebos. They also found that those who took donepezil had a faster cognitive decline than those who took the placebo.<\/p>\n<p>Physicians are increasingly using personalized medicine, including pharmacogenetics &#8212; the study of how genetics affect a person&#8217;s response to a drug &#8212; to tailor their patients&#8216; care. The findings reinforce the importance of physicians discussing the possible benefits and risks of this treatment with their patients, the researchers say.<\/p>\n<p>Paper <a href=\"http:\/\/content.iospress.com\/articles\/journal-of-alzheimers-disease\/jad160373\">\u201cButyrylcholinesterase K and Apolipoprotein E-\u025b4 Reduce the Age of Onset of Alzheimer\u2019s Disease, Accelerate Cognitive Decline, and Modulate Donepezil Response in Mild Cognitively Impaired Subjects\u201d<\/a><br \/>\nReprinted from materials provided by <a href=\"http:\/\/newsroom.ucla.edu\/releases\/alzheimers-drug-prescribed-off-label-for-mild-cognitive-impairment-could-be-dangerous-for-some\">University of California \u2013 Los Angeles Health Sciences.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Donepezil, a medication that is approved to treat people with [&hellip;]<\/p>\n<a href=\"https:\/\/neurodegenerationresearch.eu\/sk\/2017\/04\/alzheimers-drug-prescribed-off-label-could-pose-risk-for-some\/\">View Post<\/a>","protected":false},"author":3,"featured_media":4991,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[22],"tags":[],"class_list":["post-7769","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-research-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - 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