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Clinical Trial Summary

Primary aim: Will varenicline be better than placebo to get long-term users of NRT to stop?

Secondary aim: To assess in details some side effects of varenicline i.e. nausea and abnormal dreams.


Clinical Trial Description

100-200 long-term users of NRT will be enrolled in a placebo, controlled, randomized trial with varenicline or placebo for 12 weeks to stop the use of NRT.

Assessments consist of carbon monoxide in expired air, p-cotinine, body-weight, questions about craving, nausea and dreams. Primary result is percent not using NRT and not smoking at 12 weeks (point prevalence last 7 days) and secondary result is not smoking and not using NRT at 12 months. Secondary aims, is a more detailed assessment of nausea and dreams; well-known side effects of varenicline and secondary results are a qualitative description of nausea and dreams. ;


Study Design

Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor), Primary Purpose: Treatment


Related Conditions & MeSH terms


NCT number NCT00977249
Study type Interventional
Source University Hospital, Gentofte, Copenhagen
Contact Philip Tønnesen, M.D:
Phone +4539773508
Email philipt@dadlnet.dk
Status Recruiting
Phase Phase 2/Phase 3
Start date September 2009
Completion date December 2011

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