NCT00675623

Brief Summary

The Connection Study is a six-month confirmatory Phase 3 study to determine the safety and efficacy of Dimebon in the treatment of mild-to-moderate Alzheimer's disease (AD).

Trial Health

80
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
598

participants targeted

Target at P75+ for phase_3

Geographic Reach
1 country

28 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

May 1, 2008

Completed
6 days until next milestone

First Submitted

Initial submission to the registry

May 7, 2008

Completed
2 days until next milestone

First Posted

Study publicly available on registry

May 9, 2008

Completed
1.6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2009

Completed
Last Updated

September 27, 2016

Status Verified

September 1, 2016

Enrollment Period

1.6 years

First QC Date

May 7, 2008

Last Update Submit

September 24, 2016

Conditions

Keywords

Alzheimer's disease, clinical trial, memory loss, mitochondria,investigational drug, neurodegenerative disease, dementia

Outcome Measures

Primary Outcomes (2)

  • To determine the effect of Dimebon as compared to placebo on the primary measure of cognition and memory, the Alzheimer's Disease Assessment Scale-cognitive subscale (ADAS-cog).

    Week 26

  • To determine the effect of Dimebon as compared to placebo on the primary measure of global function, the Clinician's Interview-Based Impression of Change Plus Caregiver Input (CIBIC-plus).

    Week 26

Secondary Outcomes (2)

  • To determine the effect of Dimebon as compared to placebo on a measure of self care and daily function, the Alzheimer's Disease Cooperative Study Activities of Daily Living (ADCS-ADL).

    Week 26

  • To determine the effect of Dimebon as compared to placebo on a measure of behavior, the Neuropsychiatric Inventory (NPI).

    Week 26

Study Arms (3)

A

EXPERIMENTAL

Dimebon, 5 mg orally three times daily

Drug: Dimebon

B

EXPERIMENTAL

Dimebon 20 mg orally three times daily

Drug: Dimebon

C

PLACEBO COMPARATOR

Placebo orally three times daily for six months

Drug: Placebo

Interventions

Dimebon, 5 mg orally three times daily for six months

A

Placebo three times daily for six months

C

Eligibility Criteria

Age50 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Mild-to-Moderate Alzheimer's disease
  • Probable AD (National Institute of Neurological and Communicative Disorders and Stroke and the Alzheimer's Disease and Related Disorders Association (NINCDS-ADRDA) and Diagnostic and Statistical Manual of Mental Disorders-IV (DSM-IV)
  • MMSE score 10-24 inclusive
  • Computerized tomography (CT) san or magnetic resonance imaging (MRI) consistent with AD
  • Caregiver who cares for the patient at least 5 days per week

You may not qualify if:

  • Anti-dementia drugs including cholinesterase-inhibitors or N-methyl-D-aspartate receptor (NMDA) receptor antagonists within 90 days
  • Other causes of dementia
  • Other primary psychiatric or neurological disorders
  • Unstable medical illnesses or significant hepatic or renal disease

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (28)

Unknown Facility

Phoenix, Arizona, 85004, United States

Location

Unknown Facility

Costa Mesa, California, United States

Location

Unknown Facility

Fresno, California, 93720, United States

Location

Unknown Facility

Rancho Mirage, California, United States

Location

Unknown Facility

Hamden, Connecticut, United States

Location

Unknown Facility

New Haven, Connecticut, United States

Location

Unknown Facility

Norwalk, Connecticut, United States

Location

Unknown Facility

Hallandale, Florida, 33009, United States

Location

Unknown Facility

Hialeah, Florida, United States

Location

Unknown Facility

Miami, Florida, 33137, United States

Location

Unknown Facility

North Miami, Florida, 33161, United States

Location

Unknown Facility

Sunrise, Florida, 33351, United States

Location

Unknown Facility

West Palm Beach, Florida, 33407, United States

Location

Unknown Facility

Indianapolis, Indiana, 46260, United States

Location

Unknown Facility

Paducah, Kentucky, 42003, United States

Location

Unknown Facility

Newton, Massachusetts, 02459, United States

Location

Unknown Facility

Ann Arbor, Michigan, United States

Location

Unknown Facility

St Louis, Missouri, 63044, United States

Location

Unknown Facility

Brooklyn, New York, United States

Location

Unknown Facility

Cedarhurst, New York, 11516, United States

Location

Unknown Facility

New York, New York, United States

Location

Unknown Facility

Rochester, New York, 14620, United States

Location

Unknown Facility

Staten Island, New York, United States

Location

Unknown Facility

Morganton, North Carolina, 28655, United States

Location

Unknown Facility

Centerville, Ohio, United States

Location

Unknown Facility

Norristown, Pennsylvania, United States

Location

Unknown Facility

Austin, Texas, United States

Location

Unknown Facility

Middleton, Wisconsin, 53562, United States

Location

MeSH Terms

Conditions

Alzheimer DiseaseMemory DisordersNeurodegenerative DiseasesDementia

Interventions

latrepirdine

Condition Hierarchy (Ancestors)

Brain DiseasesCentral Nervous System DiseasesNervous System DiseasesTauopathiesNeurocognitive DisordersMental DisordersNeurobehavioral ManifestationsNeurologic ManifestationsSigns and SymptomsPathological Conditions, Signs and Symptoms

Study Officials

  • Lynn Seely, MD

    Medivation, Inc.

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

May 7, 2008

First Posted

May 9, 2008

Study Start

May 1, 2008

Primary Completion

December 1, 2009

Last Updated

September 27, 2016

Record last verified: 2016-09

Locations