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A 24-weeks, Multi-center, Randomized, Double-blind, Placebo Controlled Study to Evaluate the Efficacy and Safety of Donepezil Hydrochloride in Chinese Subjects With Severe Alzheimer's Disease

Phase 3
Completed
Conditions
Alzheimer's Type Dementia
Interventions
Drug: Placebo
Registration Number
NCT01404169
Lead Sponsor
Eisai Limited
Brief Summary

The objective is to demonstrate that donepezil hydrochloride 10 mg/day has superior efficacy compared with placebo in cognitive function in Chinese subjects with severe Alzheimer's Disease.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
260
Inclusion Criteria

Not provided

Exclusion Criteria

Not provided

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
2Placebo-
1E2020-
Primary Outcome Measures
NameTimeMethod
The change in the total Severe Impairment Battery (SIB) score at Week 2424 weeks

All statistical tests will be conducted at the 0.05 level of significance (two-tailed). A positive outcome will be declared if for the primary efficacy endpoint as measured by the Severe Impairment Battery (SIB), the change from Baseline to Week 24 in the total SIB score last observation carried forward (LOCF) demonstrates superiority for donepezil 10 mg, compared with placebo.

Secondary Outcome Measures
NameTimeMethod
Clinician Interview-Based Impression of Severity (CIBIC)+ overall score at Week 2424 weeks

An ANCOVA with embedded Cochran-Mantel-Haenszel (CMH) test will be used with the CIBIC+ and center in the model. Overall change from Baseline in scores at Week 24 (LOCF) will be analyzed with the same model as the SIB.

Trial Locations

Locations (32)

Beijing Hospital

🇨🇳

Beijing, Beijing, China

Beijing Huilongguan Hospital

🇨🇳

Beijing, Beijing, China

Xuanwu Hospital Capital Medical University

🇨🇳

Beijing, Beijing, China

Guangzhou Brain Hospital

🇨🇳

Guangzhou, Guangdong, China

Guangzhou First People's Hospital

🇨🇳

Guangzhou, Guangdong, China

The Third Xiangya Hospital of Central South University

🇨🇳

Changsha, Hunan, China

The First People's Hospital of YueYang

🇨🇳

Yueyang, Hunan, China

Qilu Hospital of Shandong University

🇨🇳

Jinan, Shandong, China

Union Hospital, Tongji Medical college Huazhong University of Science and Technology

🇨🇳

Wuhan, Hubei, China

Nanjing Brain Hospital

🇨🇳

Nanjing Jiangsu, China

The Second Hospital of Shandong University

🇨🇳

Jinan, Shandong, China

The Affiliated Hospital of Medical College Qingdao University

🇨🇳

Qingdao, Shandong, China

Tangdu Hospital, The Fourth Military Medical University

🇨🇳

Xi'An, Shanxi, China

Xi'An Mental Health Center

🇨🇳

Xi'An, Shanxi, China

Xijing Hospital, The Fourth Military Medical University

🇨🇳

Xi'An, Shanxi, China

First Affiliated Hospital of Kunming Medical University

🇨🇳

Kunming, Yunnan, China

The Second Affiliated Hospital to Nanchang University

🇨🇳

Nanchang, China

Tianjin People's Hospital

🇨🇳

Tianjin, China

Tianjin Anding Hospital

🇨🇳

Tianjin, China

Beijing Anding Hospital

🇨🇳

Beijing, Beijing, China

Chinese PLA General Hospital

🇨🇳

Beijing, Beijing, China

The People's Hospital of Guangxi Zhuang Autonomous Region

🇨🇳

Nanning, Guangxi, China

Sichuan Provincial People's Hospital

🇨🇳

Chengdu, Sichuan, China

Renji Hospital, Shanghai Jiaotong University School of Medicine

🇨🇳

Shanghai, Shanghai, China

Hushan Hospital affliated to Fudan University

🇨🇳

Shanghai, Shanghai, China

Shanghai Changzheng Hospital

🇨🇳

Shanghai, Shanghai, China

West China Hospital, Sichuan University

🇨🇳

Chengdu, Sichuan, China

The Second Affiliated hospital of Zhejiang University School of Medicine

🇨🇳

Hangzhou, Zhejiang, China

The Second Affiliated Hospital of Chongqing Medical University

🇨🇳

Chongqing, Chongqing, China

The First Affiliated Hospital of Chongqing Medical University

🇨🇳

Chongqing, Chongqing, China

Tongji Hospital, Tongji Medical College of HUST

🇨🇳

Wuhan, Hubei, China

Shanghai Ruijin Hospital

🇨🇳

Shanghai, Shanghai, China

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