A Study of RO5313534 as Add-on to Donepezil Treatment in Patients With Mild to Moderate Alzheimer's Disease
Public ClinicalTrials.gov record NCT00884507. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
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
Study identification
- NCT ID
- NCT00884507
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- Hoffmann-La Roche
- Industry
- Enrollment
- 389 participants
Conditions and interventions
Conditions
Interventions
- Placebo Drug
- RO5313534 Drug
Drug
Eligibility (public fields only)
- Age range
- 50 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Apr 30, 2009
- Primary completion
- Oct 31, 2010
- Completion
- Oct 31, 2010
- Last update posted
- Nov 1, 2016
2009 – 2010
United States locations
- U.S. sites
- 15
- U.S. states
- 10
- U.S. cities
- 14
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Orange | California | 92868 | — |
| Not listed | Torrance | California | 90502 | — |
| Not listed | Norwalk | Connecticut | 06851 | — |
| Not listed | Delray Beach | Florida | 33445 | — |
| Not listed | Fort Myers | Florida | 33912 | — |
| Not listed | Maitland | Florida | 32751 | — |
| Not listed | Tampa | Florida | 33613-4706 | — |
| Not listed | Tampa | Florida | 33613 | — |
| Not listed | Paducah | Kentucky | 42003 | — |
| Not listed | Kalamazoo | Michigan | 49048 | — |
| Not listed | Creve Coeur | Missouri | 63141 | — |
| Not listed | Eatontown | New Jersey | 07724 | — |
| Not listed | Albuquerque | New Mexico | 87109 | — |
| Not listed | White Plains | New York | 10605 | — |
| Not listed | Portland | Oregon | 97210 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
Non-U.S. locations
This page focuses on the U.S. directory. The official record also lists 52 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00884507, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Nov 1, 2016 · Synced Jul 23, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00884507 live on ClinicalTrials.gov.