Study Evaluating Lecozotan SR in Mild to Moderate Alzheimer's Disease (AD)

NCT ID: NCT00151398

Last Updated: 2022-05-06

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

229 participants

Study Classification

INTERVENTIONAL

Study Start Date

2005-10-06

Study Completion Date

2008-03-15

Brief Summary

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The purpose of this study is determine the safety, tolerability, and efficacy of 3 doses of lecozotan SR in patients with mild to moderate Alzheimer's Disease over 12 weeks.

Detailed Description

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Conditions

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Alzheimer 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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A

Group Type EXPERIMENTAL

lecozotan SR

Intervention Type DRUG

evaluation of long term therapy with 3 doses of lecozotan sr ( 2, 5, and 10 mg)administered to patients with AD who have completed week 12 evaluations in the short-term study. Patient duration is 42 weeks.

Arms include lecozotan sr 2 mg, 5mg, and 10 mg as well as donepezil.

B

Group Type EXPERIMENTAL

lecozotan SR

Intervention Type DRUG

evaluation of long term therapy with 3 doses of lecozotan sr ( 2, 5, and 10 mg)administered to patients with AD who have completed week 12 evaluations in the short-term study. Patient duration is 42 weeks.

Arms include lecozotan sr 2 mg, 5mg, and 10 mg as well as donepezil.

C

Group Type EXPERIMENTAL

lecozotan SR

Intervention Type DRUG

evaluation of long term therapy with 3 doses of lecozotan sr ( 2, 5, and 10 mg)administered to patients with AD who have completed week 12 evaluations in the short-term study. Patient duration is 42 weeks.

Arms include lecozotan sr 2 mg, 5mg, and 10 mg as well as donepezil.

D

Group Type ACTIVE_COMPARATOR

Donepezil

Intervention Type DRUG

10 mg donepezil QD dosed up to 40 weeks

Interventions

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lecozotan SR

evaluation of long term therapy with 3 doses of lecozotan sr ( 2, 5, and 10 mg)administered to patients with AD who have completed week 12 evaluations in the short-term study. Patient duration is 42 weeks.

Arms include lecozotan sr 2 mg, 5mg, and 10 mg as well as donepezil.

Intervention Type DRUG

Donepezil

10 mg donepezil QD dosed up to 40 weeks

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Diagnosis of probable AD according to the NINCDS-ADRDA criteria.
* Able to give informed consent. Patient' s caregiver must consent to participate in the study.

Exclusion Criteria

* Use of medications for cognitive enhancement within 3 months of baseline.
* Significant neurologic disease other than AD that may affect cognition.
Minimum Eligible Age

50 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Wyeth is now a wholly owned subsidiary of Pfizer

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Medical Monitor

Role: STUDY_DIRECTOR

Wyeth is now a wholly owned subsidiary of Pfizer

Locations

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Phoenix, Arizona, United States

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Tucson, Arizona, United States

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Costa Mesa, California, United States

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Fresno, California, United States

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La Jolla, California, United States

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Orange, California, United States

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Boca Raton, Florida, United States

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Delray Beach, Florida, United States

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Fort Lauderdale, Florida, United States

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Fort Myers, Florida, United States

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Hallandale, Florida, United States

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Hialeah, Florida, United States

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Jacksonville, Florida, United States

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Miami, Florida, United States

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Miami, Florida, United States

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Miami Beach, Florida, United States

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Orlando, Florida, United States

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Sarasota, Florida, United States

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Tampa, Florida, United States

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West Palm Beach, Florida, United States

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St Louis, Missouri, United States

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Long Branch, New Jersey, United States

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Manchester Twp., New Jersey, United States

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Albany, New York, United States

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Cedarhurst, New York, United States

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Lawrence, New York, United States

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Staten Island, New York, United States

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Winston-Salem, North Carolina, United States

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Columbus, Ohio, United States

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Tulsa, Oklahoma, United States

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Philadelphia, Pennsylvania, United States

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East Providence, Rhode Island, United States

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Memphis, Tennessee, United States

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Houston, Texas, United States

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Bennington, Vermont, United States

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Av. Belgrano, , Argentina

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Calle Adolfo Alsina, , Argentina

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Cervino, , Argentina

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Gascon, , Argentina

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Larrea, , Argentina

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Nueva York, , Argentina

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Pilar, , Argentina

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Puerto Galván, , Argentina

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Hornsby, New South Wales, Australia

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Heidelberg Heights, Victoria, Australia

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Edmonton, Alberta, Canada

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Medicine Hat, Alberta, Canada

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Moncton, New Brunswick, Canada

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Ottawa, Ontario, Canada

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Montreal, Quebec, Canada

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Regina, Saskatchewan, Canada

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Westdene, Bloemfontein, South Africa

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Observatory, Cape Town, South Africa

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Panorama, Cape Town, South Africa

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Florida, Johannesburg, South Africa

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Bellville, Western Cape, South Africa

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Countries

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United States Argentina Australia Canada South Africa

Other Identifiers

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B343-1057, B343-1058

Identifier Type: OTHER

Identifier Source: secondary_id

3098B1-201, 3098B1-202

Identifier Type: -

Identifier Source: org_study_id

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