Trial Review

Did you know?

The ANZCTR now automatically displays published trial results and simplifies the addition of trial documents such as unpublished protocols and statistical analysis plans.

These enhancements will offer a more comprehensive view of trials, regardless of whether their results are positive, negative, or inconclusive.

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been endorsed by the ANZCTR. Before participating in a study, talk to your health care provider and refer to this information for consumers
Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT00143299




Registration number
NCT00143299
Ethics application status
Date submitted
31/08/2005
Date registered
2/09/2005
Date last updated
4/06/2007

Titles & IDs
Public title
A 52-Week Placebo-Controlled Study Evaluating the Safety of Varenicline
Scientific title
A 52-Week, Double-Blind, Placebo-Controlled, Randomized, Multicenter Study Evaluating the Safety of Varenicline Tartrate ( CP-526,555) for Smoking Cessation
Secondary ID [1] 0 0
A3051037
Universal Trial Number (UTN)
Trial acronym
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Smoking Cessation 0 0
Condition category
Condition code

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Summarization of safety data in smokers treated with either varenicline or placebo.
Timepoint [1] 0 0
Secondary outcome [1] 0 0
Information will be collected for the 7 day point prevalence of smoking cessation.
Timepoint [1] 0 0

Eligibility
Key inclusion criteria
* Subjects must have smoked an average of at least 10 cigarettes per day during the past year and over the month prior to the screening visit, with no period of abstinence greater than 3 months in the past year.
Minimum age
18 Years
Maximum age
75 Years
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
* Subjects with clinically significant, recent cardiovascular disease.

Study design
Purpose of the study
Treatment
Allocation to intervention
Randomised controlled trial
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Blinded (masking used)
Who is / are masked / blinded?



Intervention assignment
Parallel
Other design features
Phase
Phase 3
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Completed
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
1/10/2003
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
Sample size
Target
Accrual to date
Final
Recruitment in Australia
Recruitment state(s)
SA
Recruitment hospital [1] 0 0
Pfizer Investigational Site - Woodville South
Recruitment postcode(s) [1] 0 0
5011 - Woodville South
Recruitment outside Australia
Country [1] 0 0
United States of America
State/province [1] 0 0
Colorado
Country [2] 0 0
United States of America
State/province [2] 0 0
Massachusetts
Country [3] 0 0
United States of America
State/province [3] 0 0
New Mexico
Country [4] 0 0
United States of America
State/province [4] 0 0
New York
Country [5] 0 0
United States of America
State/province [5] 0 0
North Carolina
Country [6] 0 0
United States of America
State/province [6] 0 0
Oklahoma
Country [7] 0 0
United States of America
State/province [7] 0 0
Pennsylvania
Country [8] 0 0
United States of America
State/province [8] 0 0
Virginia

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
Pfizer
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
The primary purpose of this study is to obtain safety information on cigarette smokers treated with 52 weeks of varenicline regardless of smoking status.
Trial website
https://clinicaltrials.gov/study/NCT00143299
Trial related presentations / publications
Williams KE, Reeves KR, Billing CB Jr, Pennington AM, Gong J. A double-blind study evaluating the long-term safety of varenicline for smoking cessation. Curr Med Res Opin. 2007 Apr;23(4):793-801. doi: 10.1185/030079907x182185.
Public notes

Contacts
Principal investigator
Name 0 0
Pfizer CT.gov Call Center
Address 0 0
Pfizer
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Address 0 0
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for scientific queries



Summary Results

For IPD and results data, please see https://clinicaltrials.gov/study/NCT00143299