A Study of RO4917838 in Combination With Antipsychotic Treatment in Patients With Schizophrenia.
Public ClinicalTrials.gov record NCT00616798. 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
Randomized, Double-blind, Placebo-controlled add-on Trial of the Safety and Efficacy of RO4917838 in Outpatients on Select Atypical Antipsychotics With Prominent Negative or Disorganized Thought Symptoms
Study identification
- NCT ID
- NCT00616798
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- Hoffmann-La Roche
- Industry
- Enrollment
- 323 participants
Conditions and interventions
Conditions
Interventions
- Placebo Drug
- RO4917838 Drug
- Standard antipsychotic therapy Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 60 Years
- 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
- Feb 29, 2008
- Primary completion
- Jan 31, 2010
- Completion
- Jan 31, 2010
- Last update posted
- Jun 23, 2014
2008 – 2010
United States locations
- U.S. sites
- 14
- U.S. states
- 8
- U.S. cities
- 13
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Granada Hills | California | 91344 | — |
| Not listed | Los Angeles | California | 90033 | — |
| Not listed | Oceanside | California | 92056 | — |
| Not listed | Torrance | California | 90502 | — |
| Not listed | Atlanta | Georgia | 30308 | — |
| Not listed | Hoffman Estates | Illinois | 60169 | — |
| Not listed | Brooklyn | New York | 11203 | — |
| Not listed | Cincinnati | Ohio | 45267 | — |
| Not listed | Oklahoma City | Oklahoma | 73103 | — |
| Not listed | Philadelphia | Pennsylvania | 19139 | — |
| Not listed | Austin | Texas | 78754 | — |
| Not listed | Austin | Texas | 78756 | — |
| Not listed | DeSoto | Texas | 75115 | — |
| Not listed | Irving | Texas | 75062 | — |
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 59 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00616798, 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 Jun 23, 2014 · Synced May 17, 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 NCT00616798 live on ClinicalTrials.gov.