Nicotine Lozenges for Treatment of Smokeless Tobacco Addiction

NCT ID: NCT00392379

Last Updated: 2013-04-24

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

270 participants

Study Classification

INTERVENTIONAL

Study Start Date

2007-01-31

Study Completion Date

2009-03-31

Brief Summary

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This study will be a randomized, blinded, placebo-controlled two-group clinical trial. The independent variable is treatment assignment (active 4-mg nicotine lozenge vs. matching placebo lozenge), and the dependent variables are all tobacco and ST abstinence at 3 and 6 months. ST users will be randomly assigned to either the 4-mg active nicotine lozenge or matching placebo.

Detailed Description

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Smokeless tobacco (ST) users will be randomly assigned to either the 4-mg active nicotine lozenge or matching placebo. Both groups will receive a behavioral intervention. The two sites for this clinical trial will be the Mayo Clinic in Rochester, Minnesota (central coordinating site) and the Oregon Research Institute (ORI) in Eugene, OR. A total of 270 ST users will be recruited into this clinical trail. All subjects will be randomized to 4 mg Nicotine Lozenges (taken ad lib) or matching placebo. They will be on study medication for 12 weeks and followed up for 6 months from study enrollment

Conditions

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Smokeless Tobacco Use

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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A

4 mg nicotine lozenges for 3 months

Group Type EXPERIMENTAL

Nicotine Lozenges

Intervention Type DRUG

Nicotine lozenges, 4 mg

B

Placebo nicotine lozenges for 3 months

Group Type PLACEBO_COMPARATOR

Placebo lozenge

Intervention Type DRUG

Placebo lozenge

Interventions

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Nicotine Lozenges

Nicotine lozenges, 4 mg

Intervention Type DRUG

Placebo lozenge

Placebo lozenge

Intervention Type DRUG

Other Intervention Names

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Commit nicotine lozenge

Eligibility Criteria

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Inclusion Criteria

* are at least 18 years of age;
* report smokeless tobacco (ST) as their primary tobacco of use;
* have used ST daily for the past 6 months;
* are in general good health (determined by medical history and screening physical examination);
* have been provided with, understand, and have signed the informed consent.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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National Cancer Institute (NCI)

NIH

Sponsor Role collaborator

Mayo Clinic

OTHER

Sponsor Role lead

Responsible Party

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Jon Ebbert

Professor of Medicine

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Jon O. Ebbert, M.D.

Role: PRINCIPAL_INVESTIGATOR

Mayo Clinic

Locations

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Mayo Clinic

Rochester, Minnesota, United States

Site Status

Oregon Research Institute

Eugene, Oregon, United States

Site Status

Countries

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United States

Other Identifiers

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R01CA121165

Identifier Type: NIH

Identifier Source: secondary_id

View Link

06-003091

Identifier Type: -

Identifier Source: org_study_id

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