- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT00884507
A Study of RO5313534 as Add-on to Donepezil Treatment in Patients With Mild to Moderate Alzheimer's Disease
November 1, 2016 updated by: Hoffmann-La Roche
A Dose-ranging, Randomized, Double-blind , Placebo-controlled Study of the Effect of RO5313534, Used as add-on Therapy to Donepezil, on Cognitive Function in Patients With Mild to Moderate Symptoms of Alzheimer's Disease
This 4 arm study will assess the efficacy and safety of RO5313534 (MEM3454) versus placebo added to donepezil, in patients with mild to moderate Alzheimer's disease.
Following a screening period, patients will be randomized to one of 4 treatments (placebo, or RO5313534 1mg, 5mg or 15mg po daily) with background therapy of donepezil (5mg or 10mg).The anticipated time on study treatment is 6 months, and the target sample size is 100-500 individuals.
Study Overview
Status
Completed
Conditions
Intervention / Treatment
Study Type
Interventional
Enrollment (Actual)
389
Phase
- Phase 2
Contacts and Locations
This section provides the contact details for those conducting the study, and information on where this study is being conducted.
Study Locations
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Buenos Aires, Argentina, C1425AGC
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Buenos Aires, Argentina, C1431FWO
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Buenos Aires, Argentina, C1090AAH
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Caba, Argentina, C1126AAB
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New South Wales
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Hornsby, New South Wales, Australia, 2077
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Queensland
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Chermside, Queensland, Australia, 4032
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South Australia
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Woodville, South Australia, Australia, 5011
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Alberta
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Medicine Hat, Alberta, Canada, T1A-4C2
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British Columbia
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Vancouver, British Columbia, Canada, V6T 2B5
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Ontario
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Kingston, Ontario, Canada, K7L 5G2
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London, Ontario, Canada, N6C 5J1
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Ottawa, Ontario, Canada, K1N 5C8
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Peterborough, Ontario, Canada, K9H 2P4
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Toronto, Ontario, Canada, M4N 3M5
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Toronto, Ontario, Canada, M3B 2S7
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Quebec
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Montreal, Quebec, Canada, H3T 1E2
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Verdun, Quebec, Canada, H4H 1R3
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Saskatchewan
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Regina, Saskatchewan, Canada, S4T 7T1
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Montpellier, France, 34295
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Nice, France, 06003
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St Herblain, France, 44800
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Toulouse, France, 31059
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Günzburg, Germany, 89312
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Leipzig, Germany, 04107
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München, Germany, 80331
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Nürnberg, Germany, 90402
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Campania
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Napoli, Campania, Italy, 80131
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Lombardia
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Castellanza, Lombardia, Italy, 21053
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Milano, Lombardia, Italy, 20132
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Milano, Lombardia, Italy, 20122
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Aguascalientes, Mexico, 20127
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Guadalajara, Mexico, 44610
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Monterrey, Mexico, 64460
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Saltillo, Mexico, 25000
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Gdansk, Poland, 80-282
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Leszno, Poland, 64-100
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Torun, Poland, 87-100
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Warszawa, Poland, 02-097
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Bucharest, Romania, 041914
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Bucharest, Romania, Sect 4
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Bratislava, Slovakia, 825 56
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Michalovce, Slovakia, 071 01
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Barcelona, Spain, 08003
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Madrid, Spain, 28034
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Malaga, Spain, 29010
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Barcelona
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BArcelon, Barcelona, Spain, 08034
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Girona
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Salt, Girona, Spain, 17090
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Vizcaya
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Barakaldo, Vizcaya, Spain, 48903
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Blackpool, United Kingdom, FY20JH
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Bradford, United Kingdom, BD30DQ
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Glasgow, United Kingdom, G20 0XA
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Southampton, United Kingdom, SO30 3JB
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California
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Orange, California, United States, 92868
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Torrance, California, United States, 90502
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Connecticut
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Norwalk, Connecticut, United States, 06851
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Florida
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Delray Beach, Florida, United States, 33445
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Ft Myers, Florida, United States, 33912
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Maitland, Florida, United States, 32751
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Tampa, Florida, United States, 33613
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Tampa, Florida, United States, 33613-4706
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Kentucky
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Paducah, Kentucky, United States, 42003
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Michigan
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Kalamazoo, Michigan, United States, 49048
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Missouri
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Creve Coeur, Missouri, United States, 63141
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New Jersey
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Eatontown, New Jersey, United States, 07724
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New Mexico
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Albuquerque, New Mexico, United States, 87109
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New York
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White Plains, New York, United States, 10605
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Oregon
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Portland, Oregon, United States, 97210
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Participation Criteria
Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.
Eligibility Criteria
Ages Eligible for Study
50 years and older (Adult, Older Adult)
Accepts Healthy Volunteers
No
Genders Eligible for Study
All
Description
Inclusion Criteria:
- adult patients, >/=50 years of age;
- probable Alzheimer's disease;
- MMSE score at screening of 13-22;
- under stable donepezil treatment given at a fixed dose of 5 or 10mg daily for >=4 months prior to baseline;
- not requiring nursing home care, but looked after by a caregiver/carer.
Exclusion Criteria:
- dementia due to condition other than Alzheimer's disease;
- other significant neurological disorder;
- untreated/non-stabilized major depressive disorder;
- bipolar disorder, schizophrenia, or any other serious psychiatric condition.
Study Plan
This section provides details of the study plan, including how the study is designed and what the study is measuring.
How is the study designed?
Design Details
- Primary Purpose: Treatment
- Interventional Model: Parallel Assignment
- Masking: Double
Arms and Interventions
Participant Group / Arm |
Intervention / Treatment |
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Placebo Comparator: Placebo
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po daily for 24 weeks
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Experimental: RO5313534 15mg
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1mg po daily for 24 weeks
5mg po daily for 24 weeks
15mg po daily for 24 weeks
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Experimental: RO5313534 1mg
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1mg po daily for 24 weeks
5mg po daily for 24 weeks
15mg po daily for 24 weeks
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Experimental: RO5313534 5mg
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1mg po daily for 24 weeks
5mg po daily for 24 weeks
15mg po daily for 24 weeks
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What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Time Frame |
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Change from baseline in Alzheimer's Disease Assessment Scale-cognitive subscale (ADAS-Cog) score
Time Frame: Week 24
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Week 24
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Secondary Outcome Measures
Outcome Measure |
Time Frame |
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CANTAB tests, MMSE total score, ADCS CGIC, Behave-AD-FW, ADCS-ADL, Zarit Burden interview
Time Frame: At intervals up to week 24, then at week 28
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At intervals up to week 24, then at week 28
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AEs, lab parameters, suicidal risk, concomitant medications, physical and neurological examinations.
Time Frame: At intervals to week 24, then at week 28
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At intervals to week 24, then at week 28
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Collaborators and Investigators
This is where you will find people and organizations involved with this study.
Sponsor
Study record dates
These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.
Study Major Dates
Study Start
May 1, 2009
Primary Completion (Actual)
November 1, 2010
Study Completion (Actual)
November 1, 2010
Study Registration Dates
First Submitted
April 17, 2009
First Submitted That Met QC Criteria
April 17, 2009
First Posted (Estimate)
April 20, 2009
Study Record Updates
Last Update Posted (Estimate)
November 2, 2016
Last Update Submitted That Met QC Criteria
November 1, 2016
Last Verified
November 1, 2016
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
- WN22018
- 2008-004012-13
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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