Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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RECRUITING
PHASE4
300 participants
INTERVENTIONAL
2025-05-21
2029-07-30
Brief Summary
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Participants will:
* Use nicotine pouches, nicotine mini lozenges, or no study product for a week and then try not to smoke for 3 weeks.
* Have 6 in-person research visits and 1 follow-up call
* Complete questionnaires at each study contact and use a smartphone app to record smoking and study product use
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
PARALLEL
TREATMENT
NONE
Study Groups
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3mg Nicotine Pouches
Participants will use 3mg nicotine pouches
Nicotine Pouches
3mg or 6mg nicotine pouches
6mg Nicotine Pouches
Participants will use 6mg nicotine pouches
Nicotine Pouches
3mg or 6mg nicotine pouches
Nicotine Mini Lozenges
Participants will use mini lozenges with dosing based on time to first cigarette (2mg - 4mg)
Mini Nicotine lozenges
2mg to 4mg mini lozenges
No Study Product
Participants randomized to this arm will use a mint candy during two different 30-minute laboratory sessions only.
No interventions assigned to this group
Interventions
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Nicotine Pouches
3mg or 6mg nicotine pouches
Mini Nicotine lozenges
2mg to 4mg mini lozenges
Other Intervention Names
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Eligibility Criteria
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Inclusion Criteria
* able to read and communicate in English
* no plans to quit smoking in the next 30 days
* willing to stop using nicotine replacement or varenicline
* willing to stop using bupropion (i.e., Wellbutrin, Zyban) if they are currently using it only for smoking cessation
* smoking ≥ 5 cigarettes per day for the past 6 months
* exhaled carbon monoxide ≥ 6 ppm
* no nicotine pouch or smokeless tobacco (including snus) use within the last 6 months
Exclusion Criteria
* currently taking bupropion for non-smoking cessation reasons (e.g., Wellbutrin for depression)
* currently pregnant or breastfeeding
21 Years
ALL
No
Sponsors
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National Institutes of Health (NIH)
NIH
National Cancer Institute (NCI)
NIH
University of Wisconsin, Madison
OTHER
Responsible Party
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Principal Investigators
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Megan Piper, PhD
Role: PRINCIPAL_INVESTIGATOR
University of Wisconsin, Madison
Locations
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University of Wisconsin
Madison, Wisconsin, United States
Countries
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Central Contacts
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Facility Contacts
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Other Identifiers
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A534253
Identifier Type: OTHER
Identifier Source: secondary_id
Protocol Version 8/22/25
Identifier Type: OTHER
Identifier Source: secondary_id
2024-1016
Identifier Type: -
Identifier Source: org_study_id
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