Health Sciences & Medicine
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According to a work published by Ritchie & Kildea in 1995 it was found that Alzheimer's disease strikes 8 to 15 percent of people over the age of 65. Alzheimer's disease is a disorder of fundamental importance to older adults and it is most notorious among old age disease because this aliment affects the function of the brain by gradually and surely decreasing the brain's ability to perform tasks.


Behavioural symptoms-such as psychosis, agitation, depression, and wandering-are common and impose tremendous strain on caregivers. Diagnosis is challenging because of the lack of biological markers, insidious onset, and need to exclude other causes of dementia. (Mental Health, 1)
Dementia is a prominent healthcare issue for primary care physicians and specialist services. Over 90% of patients with dementia experience a "behaviour disturbance," often referred to as behavioural or psychological signs in dementia in accordance with the recommendation of the International Psycho geriatric Association. These symptoms are distressing to patients and troublesome to carers and often precipitate admission to residential facilities. What is the evidence that any of the several drugs that are currently used to treat these symptoms are effective
Managing the behavioural and psychological signs of dementia is a major problem for healthcare professionals. Narcoleptic drugs are the mainstay of pharmacological treatment, although their use is justified largely on the basis of clinical anecdote, and they have many harmful side effects. These include Parkinsonism, drowsiness, tardive dyskinesia, falls, accelerated cognitive decline, and severe narcoleptic sensitivity reactions. ...
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