The purpose of the study was to measure the safety and efficacy of a 12-week flexible dosing strategy of CP-526,555 compared with placebo for smoking cessation. Post-treatment follow-up of smoking status to one year from randomization was performed in a non-treatment extension Protocol A3051019
- Subjects must have smoked an average of at least ten cigarettes per day during the
past year
- No period of abstinence greater than three months in the past year
- Subjects with history of clinically significant cardiovascular disease
- Subjects with uncontrolled hypertension.
Questions about a trial? Call or email to reach a Pfizer Clinical Trial Contact Center Representative
| Descriptive Information | ||||
|---|---|---|---|---|
| Brief Title ICMJE | 12 Week Evaluation of the Safety and Efficacy of a Flexible Dose of CP-526,555 and Placebo for Smoking Cessation | |||
| Official Title ICMJE | A Twelve-Week Double-Blind, Placebo-Controlled, Randomized, Multicenter Study Evaluating the Safety and Efficacy of a Flexible-Dosing Strategy for CP-526,555 ( 0.5 mg to 2.0 mg Total Daily Dose ) in Smoking Cessation | |||
| Brief Summary | The purpose of the study was to measure the safety and efficacy of a 12-week flexible dosing strategy of CP-526,555 compared with placebo for smoking cessation. Post-treatment follow-up of smoking status to one year from randomization was performed in a non-treatment extension Protocol A3051019 | |||
| Detailed Description | Not Provided | |||
| Study Type ICMJE | Interventional | |||
| Study Phase ICMJE | Phase 2 | |||
| Study Design ICMJE | Allocation: Randomized Intervention Model: Parallel Assignment Masking: Double Primary Purpose: Treatment | |||
| Condition ICMJE | Smoking Cessation | |||
| Intervention ICMJE | Drug: CP-526,555 (varenicline) | |||
| Study Arms ICMJE | Not Provided | |||
| Publications * | Niaura R, Hays JT, Jorenby DE, Leone FT, Pappas JE, Reeves KR, Williams KE, Billing CB Jr. The efficacy and safety of varenicline for smoking cessation using a flexible dosing strategy in adult smokers: a randomized controlled trial. Curr Med Res Opin. 2008 Jul;24(7):1931-41. doi: 10.1185/03007990802177523 . Epub 2008 May 29. | |||
| * Includes publications given by the data provider as well as publications identified by ClinicalTrials.gov Identifier (NCT Number) in Medline. | ||||
| Recruitment Information | ||||
| Recruitment Status ICMJE | Completed | |||
| Enrollment ICMJE | 300 | |||
| Original Enrollment ICMJE | Same as current | |||
| Actual Study Completion Date ICMJE | September 2002 | |||
| Primary Completion Date | Not Provided | |||
| Eligibility Criteria ICMJE | Inclusion Criteria:
Exclusion Criteria:
| |||
| Sex/Gender ICMJE |
| |||
| Ages ICMJE | 18 Years to 65 Years (Adult, Older Adult) | |||
| Accepts Healthy Volunteers ICMJE | No | |||
| Contacts ICMJE | Contact information is only displayed when the study is recruiting subjects | |||
| Listed Location Countries ICMJE | United States | |||
| Removed Location Countries | ||||
| Administrative Information | ||||
| NCT Number ICMJE | NCT00150228 | |||
| Other Study ID Numbers ICMJE | A3051016 | |||
| Has Data Monitoring Committee | Not Provided | |||
| U.S. FDA-regulated Product | Not Provided | |||
| IPD Sharing Statement ICMJE | Not Provided | |||
| Responsible Party | Not Provided | |||
| Study Sponsor ICMJE | Pfizer | |||
| Collaborators ICMJE | Not Provided | |||
| Investigators ICMJE |
| |||
| PRS Account | Pfizer | |||
| Verification Date | May 2007 | |||
| ICMJE Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP | ||||
Contact a representative by phone, email, or visiting the study website. Please see the references below:
Pfizer Clinical Trials Contact Center
1-800-718-1021
