Study to Measure Drug Satisfaction of Patients With Schizophrenia After Switching From Risperidone to Paliperidone
Public ClinicalTrials.gov record NCT00535132. 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 Blinded-initiation Study of Medication Satisfaction in Subjects With Schizophrenia Treated With Paliperidone ER After Suboptimal Response to Oral Risperidone
Study identification
- NCT ID
- NCT00535132
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Lead sponsor
- Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
- Industry
- Enrollment
- 201 participants
Conditions and interventions
Conditions
Interventions
- Oral Risperidone Drug
- Paliperidone ER Drug
Drug
Eligibility (public fields only)
- Age range
- 18 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
- Sep 30, 2007
- Primary completion
- Jun 30, 2008
- Completion
- Jun 30, 2008
- Last update posted
- May 8, 2014
2007 – 2008
United States locations
- U.S. sites
- 15
- U.S. states
- 8
- U.S. cities
- 15
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Cerritos | California | — | — |
| Not listed | Garden Grove | California | — | — |
| Not listed | Huntington Beach | California | — | — |
| Not listed | Pico Rivera | California | — | — |
| Not listed | San Diego | California | — | — |
| Not listed | Santa Ana | California | — | — |
| Not listed | Torrance | California | — | — |
| Not listed | Atlanta | Georgia | — | — |
| Not listed | Chicago | Illinois | — | — |
| Not listed | Flowood | Mississippi | — | — |
| Not listed | Clementon | New Jersey | — | — |
| Not listed | Brooklyn | New York | — | — |
| Not listed | Philadelphia | Pennsylvania | — | — |
| Not listed | Austin | Texas | — | — |
| Not listed | Irving | Texas | — | — |
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 25 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00535132, 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 May 8, 2014 · Synced Jun 26, 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 NCT00535132 live on ClinicalTrials.gov.