Study Evaluating The Safety, Tolerability, And Efficacy Of Switching From Quetiapine To Ziprasidone
Public ClinicalTrials.gov record NCT00406315. 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 Sixteen-Week, Multi-Center, Open-Label Study Evaluating The Safety, Tolerability, And Efficacy Of Switching From Quetiapine To Ziprasidone In Subjects Diagnosed With Schizophrenia Or Schizoaffective Disorder
Study identification
- NCT ID
- NCT00406315
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Lead sponsor
- Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
- Industry
- Enrollment
- 255 participants
Conditions and interventions
Conditions
Interventions
- ziprasidone Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 55 Years
- Sex
- All
- Healthy volunteers
- Not listed
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Oct 31, 2006
- Primary completion
- Nov 30, 2008
- Completion
- Feb 28, 2009
- Last update posted
- Mar 28, 2021
2006 – 2009
United States locations
- U.S. sites
- 28
- U.S. states
- 13
- U.S. cities
- 26
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Pfizer Investigational Site | Phoenix | Arizona | 85028 | — |
| Pfizer Investigational Site | Costa Mesa | California | 92626 | — |
| Pfizer Investigational Site | Garden Grove | California | 92845 | — |
| Pfizer Investigational Site | National City | California | 91950 | — |
| Pfizer Investigational Site | Orange | California | 92868-8040 | — |
| Pfizer Investigational Site | San Diego | California | 92123 | — |
| Pfizer Investigational Site | Temecula | California | 92591 | — |
| Pfizer Investigational Site | Torrance | California | 90505 | — |
| Pfizer Investigational Site | Hialeah | Florida | 33016 | — |
| Pfizer Investigational Site | Miami | Florida | 33126 | — |
| Pfizer Investigational Site | Miami | Florida | 33143 | — |
| Pfizer Investigational Site | Chicago | Illinois | 60640 | — |
| Pfizer Investigational Site | Des Plaines | Illinois | 60016 | — |
| Pfizer Investigational Site | Oakbrook Terrace | Illinois | 60181 | — |
| Pfizer Investigational Site | Schaumburg | Illinois | 60194 | — |
| Pfizer Investigational Site | Topeka | Kansas | 66606 | — |
| Pfizer Investigational Site | Olive Branch | Mississippi | 38654 | — |
| Pfizer Investigational Site | St Louis | Missouri | 63368 | — |
| Pfizer Investigational Site | Las Vegas | Nevada | 89102 | — |
| Pfizer Investigational Site | Nashua | New Hampshire | 03060 | — |
| Pfizer Investigational Site | Olean | New York | 14760 | — |
| Pfizer Investigational Site | Staten Island | New York | 10312 | — |
| Pfizer Investigational Site | Memphis | Tennessee | 38117 | — |
| Pfizer Investigational Site | Memphis | Tennessee | 38133 | — |
| Pfizer Investigational Site | Dallas | Texas | 75231 | — |
| Pfizer Investigational Site | DeSoto | Texas | 75115 | — |
| Pfizer Investigational Site | Bothell | Washington | 98011 | — |
| Pfizer Investigational Site | Kirkland | Washington | 98033 | — |
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 12 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00406315, 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 Mar 28, 2021 · Synced Apr 22, 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 NCT00406315 live on ClinicalTrials.gov.