Safety and Efficacy of MT-4666

NCT ID: NCT01764243

Last Updated: 2015-09-28

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

450 participants

Study Classification

INTERVENTIONAL

Study Start Date

2012-11-30

Study Completion Date

2015-07-31

Brief Summary

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The objective of this study is to evaluate the safety and efficacy as assessed by the Alzheimers Disease Assessment Scale-cognitive subscale 13-item (ADAS-cog-13) of two doses of MT-4666 or placebo administered daily for 24 weeks to subjects with mild to moderate Alzheimer's disease.

Detailed Description

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Conditions

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Alzheimer's Disease

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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MT-4666 Low Dose

low dose

Group Type EXPERIMENTAL

MT-4666

Intervention Type DRUG

low dose, high dose

MT-4666 High Dose

high dose

Group Type EXPERIMENTAL

MT-4666

Intervention Type DRUG

low dose, high dose

Placebo

placebo

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Interventions

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MT-4666

low dose, high dose

Intervention Type DRUG

Placebo

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Probable Alzheimer's disease consistent with National Institute of Neurological and Communicative Disorders and Stroke (NINCDS) and Alzheimer's Disease and Related Disorders Association (ADRDA) criteria
* MMSE score of 10 to 24 inclusive at screening and at Day 1, and CDR-SB score of ≥ 2 at screening
* Modified Hachinski Ischemic Score (mHIS) ≤ 4 at screening
* Caregiver available; caregiver sees subject at least four days (at least 12 hours) each week
* Subject living at home; if living at senior residential setting, or an institutional setting, subject with caregiver indicated above is available

Exclusion Criteria

* Inability to perform cognitive tests (ADAS-cog-13 and MMSE) at screening and at Day 1
* Diagnosis of any other disease which may cause dementia
* MRI or CT scan within 6 months before screening, with findings inconsistent with the diagnosis of Probable AD
* Diagnosis of major depressive disorder as defined by Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision (DSM-IV-TR) within last five years
* History of or current diagnosis of any psychosis
* History of myocardial infarction or unstable angina within six months before screening
* History of cerebrovascular disorder within 18 months before screening
Minimum Eligible Age

50 Years

Maximum Eligible Age

85 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Mitsubishi Tanabe Pharma Corporation

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Yu Nakamura, M.D., Ph.D.

Role: STUDY_DIRECTOR

Kagawa University School of Medicine

Akira Homma, M.D.

Role: STUDY_DIRECTOR

Tokyo Dementia Care Research and Training Center

Shun Shimohama, M.D., D. Med. SC

Role: STUDY_DIRECTOR

Sapporo Medical University

Locations

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Kanto, , Japan

Site Status

Countries

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Japan

Other Identifiers

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P211-03

Identifier Type: -

Identifier Source: org_study_id

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