A Twelve-Week Study of Varenicline for Safety and Efficacy in Comparison With Placebo and Zyban for Smoking Cessation

Completed · Phase 3

Conditions studied: Smoking Cessation

In brief

The primary purpose of this study is to evaluate the safety and efficacy of varenicline given for a twelve week treatment period in comparison with placebo and Zyban for smoking cessation.

Key facts

Study ID

NCT00143364

Run by

Pfizer

People needed

1005

Starts

2003-06-01

Expected to finish

2005-03-01

Last updated by the study team

2007-06-04

Who can join

Age: 18 and older, up to 75. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• 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.

You may not qualify if…

• Subjects who have used bupropion (Zyban or Wellbutrin) previously.

Where it is running

• Pfizer Investigational Site — Palo Alto, California, United States
• Pfizer Investigational Site — San Diego, California, United States
• Pfizer Investigational Site — Denver, Colorado, United States
• Pfizer Investigational Site — Pembroke Pines, Florida, United States
• Pfizer Investigational Site — Indianapolis, Indiana, United States
• Pfizer Investigational Site — Portland, Maine, United States
• Pfizer Investigational Site — Boston, Massachusetts, United States
• Pfizer Investigational Site — Albert Lea, Minnesota, United States
• Pfizer Investigational Site — Rochester, Minnesota, United States
• Pfizer Investigational Site — New York, New York, United States
• Pfizer Investigational Site — Rochester, New York, United States
• Pfizer Investigational Site — Providence, Rhode Island, United States
• Pfizer Investigational Site — Nashville, Tennessee, United States
• Pfizer Investigational Site — Madison, Wisconsin, United States
• Pfizer Investigational Site — Milwaukee, Wisconsin, United States

Full record on ClinicalTrials.gov

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