Smoking Cessation Study for Patients With Schizophrenia or Schizoaffective Disorder
Public ClinicalTrials.gov record NCT00644969. 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 Phase 3B 12-Week, Double -Blind, Placebo-Controlled, Multicenter Study Evaluating the Safety and Efficacy of Varenicline Tartrate (CP-526,555) 1 mg BID for Smoking Cessation in Subjects With Schizophrenia and Schizoaffective Disorder.
Study identification
- NCT ID
- NCT00644969
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Pfizer
- Industry
- Enrollment
- 128 participants
Conditions and interventions
Conditions
Interventions
- placebo Drug
- varenicline (CP-526,555) Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 75 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
- Apr 30, 2008
- Primary completion
- Mar 31, 2010
- Completion
- Mar 31, 2010
- Last update posted
- Apr 14, 2011
2008 – 2010
United States locations
- U.S. sites
- 9
- U.S. states
- 8
- U.S. cities
- 9
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Pfizer Investigational Site | Aurora | Colorado | 80045 | — |
| Pfizer Investigational Site | Farmington | Connecticut | 06030 | — |
| Pfizer Investigational Site | New Haven | Connecticut | 06519 | — |
| Pfizer Investigational Site | Worcester | Massachusetts | 01655 | — |
| Pfizer Investigational Site | New Brunswick | New Jersey | 08901 | — |
| Pfizer Investigational Site | Durham | North Carolina | 27705 | — |
| Pfizer Investigational Site | Cincinnati | Ohio | 45237 | — |
| Pfizer Investigational Site | Pittsburgh | Pennsylvania | 15213 | — |
| Pfizer Investigational Site | Houston | Texas | 77040 | — |
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 5 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00644969, 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 Apr 14, 2011 · Synced Apr 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 NCT00644969 live on ClinicalTrials.gov.