Randomized, Multicenter, Double-blind, Double-dummy, Parallel-Group Study with an Open-label Extension Phase to Compare the Efficacy and Safety of Donepezil Hydrochloride 23 mg Treatment with Continuation of Donepezil Hydrochloride 10 mg Treatment in Japanese Subjects with Severe Alzheimer's Disease

Eisai Co., Ltd.0 个研究点目标入组 330 人开始时间: 2012年3月2日最近更新: 2023年10月17日

适应症

试验速览

暂无简介。

•1. Diagnosis: diagnostic evidence of probable AD consistent with DSM-IV-TR 290.00 or 290.10
•2. MMSE <- 12 and -> 1 inclusive, at Screening
•3. SIB <- 90 and -> 10 at both Screening and Baseline
•4. No evidence of focal disease to account for dementia on any cranial image (MRI or CT).
•5. Outpatients (patients in nursing homes are eligible)
•6. The subject must have a caregiver who will provide informed consent separately for his/her own participation in the study, who will have regular contact with the subject
•7. Stable donepezil dose of 10 mg, taken as a single, daily dose for -> 3 months prior to the Screening visit
•8. Subjects who can swallow hole tablets, as tablets should not be broken or crushed
•9. Comorbid medical conditions must be clinically stable prior to Screening unless otherwise specified
•10. Written informed consent will be obtained from the subject(if possible) or from the subject's legal guardian or other representative (according to Japanese regulations as appropriate) prior to beginning screening activities

•1. Subjects with a known history of disorders that affect cognition or the ability to assess cognition but are distinguishable from AD
•2. Subjects with dementia complicated by other organic disease or AD with delirium
•3. Known hypersensitivity to donepezil or piperidine derivatives, or to any of the excipients in the study drug formulation
•4. Patients who are expected to live in a nursing home within 24 weeks after randomization (eligible if temporary)
•5. Use of any prohibited prior or concomitant medications. Memantine will be allowed if taken at prescribed doses that are less than or equal to 20 mg/day, provided that the dose has been stable for at least 6 months prior to Screening

发起方