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临床试验/EUCTR2009-011582-88-IE
EUCTR2009-011582-88-IE进行中(未招募)不适用

The differential effects of donepezil and placebo on EEG/ ERP measures and fMRI in mild cognitive impairment and elderly controls - donepezil and placebo on EEG/ ERP measures and fMRI

St James Hospital0 个研究点目标入组 20 人开始时间: 2009年4月15日最近更新:
相关药物

试验速览

阶段
不适用
状态
进行中(未招募)
发起方
入组人数
20

研究概览

简要总结

暂无简介。

研究设计

研究类型
Interventional clinical trial of medicinal product

入排标准

性别
All

入选标准

  • Older controls:
  • 1.Aged 55-85 years
  • 2.Absence of symptoms of cognitive impairment
  • 3.MMSE score of 27 or higher
  • 4.Test scores on the neuropsychological battery (see below) that are not more than 1 SD below age-adjusted norms
  • 5.If history of alcohol dependence: abstinent for 10 years prior to study
  • 6.If on antidepressants: mood stable on same dose for 3 months prior to study(bellow cutoff scores on the Hospital Anxiety and Depression Scale)
  • 7.Be MRI compatible as per St James’s Hospital Centre for Advanced Imaging (CAMI)MRI screening form
  • 1.Aged 55-85 years
  • 2.symptoms of cognitive impairment of at least 6 months
  • 3.the diagnosis of not demented (i.e. CDR status of 0 or 0.5)
  • 4.must score greater than 1.5 SD below aged norms on at least one of the following:WMS-111 -logical memory,visual reproduction or face recognition
  • 5.only include as aMCI delayed measures and not immediate measures
  • 6.meet consensus criteria for amnestic MCI (aMCI; Winblad et al,2004)
  • 7.If history of alcohol dependence: abstinent for 10 years prior to onset of memory loss and memory loss not related tot alcohol as judged by investigator.
  • 8.If on antidepressants: mood stable on same dose for 3 months prior to study(below cutoff scores on the Hospital Anxiety and Depression Scale)
  • 9.Be MRI compatible as per St James’s Hospital Centre for Advanced Imaging (CAMI)MRI screening form
  • Are the trial subjects under 18? no
  • Number of subjects for this age range:
  • F.1.2 Adults (18-64 years) yes
  • F.1.2.1 Number of subjects for this age range
  • F.1.3 Elderly (>=65 years) yes
  • F.1.3.1 Number of subjects for this age range

排除标准

  • 1.Active medical disease or untreated psychiatric disease
  • 2.History of stroke,epilepsy/seizure disorder,heart attack,syncopal,episodes of unexplained loss of consciousness
  • 3.History of head injury where:Post-traumatic amnesia greater than 24 hours, CT
  • evidence of brain injury, clinically significant post-traumatic sequealae as judged by investigator or loss of consciousness for more than 1 hour
  • 4.History of major psychiatric illness excluding controlled depression
  • 5.Currently taking psychotropic medication, benzodiazepines or oral steroids
  • 6.History or presence of drug abuse
  • 7.Current alcohol dependence/abuse
  • 8.Scoring above cut-offs on screening anxiety and depression scales (the Hospital Anxiety and Depression Scale (HADS) depression score >8, anxiety score >8) .
  • 9.If English is not their first language.
  • 10.Any contraindications to taking donepezil as specified in the Summary of Product Characteristics, including history or presence of asthma and seizures.
  • 11.Clinically significant abnormalities on screening ECG, including but not limited to conduction abnormalities or heart rate <55 beats / min as judged by the investigator
  • 12.Clinically significant abnormalities on screening laboratory tests as judged by the investigator
  • 13. Clinically significant chronic obstructive airways disease and peptic ulcer disease as judged by investigator

研究者

发起方
St James Hospital

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