Smoking Reduction or Cessation With Nicotine Replacement Therapy
Smoking Reduction or Cessation With Nicotine Replacement Therapy. A Placebo Controlled Double Blind Trial With Nicotine Gum or Inhaler.
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Detailed Description
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 3
Contacts and Locations
Study Locations
-
-
-
Kutna Hora, Czech Republic, CZ-28430
- Smoking Cessation Clinic
-
Prague, Czech Republic, CR-12800
- Institute of Hygiene and Epidemiology
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Age above 18
- Smoking >/= 15 cigarettes/day
- Having smoked for 3 years or more
- CO >/= 10ppm at inclusion
- Want to reduce smoking
- Prepared to adhere to the protocol
- Willing to provide signed informed consent
- Having made at least one serious attempt to quit smoking
Exclusion Criteria:
- Unstable angina pectoris, myocardial infarction within the last three months
- Use of other nicotine-containing products such as cigars, pipes, snuff
- Current use of NRT or involved in behavioral or pharmacological smoking cessation/reduction program
- Pregnancy/lactation or intended pregnancy
- Under psychiatric care or medication that might interfere with the trial
- Abuse of alcohol or any other drug
Study Plan
How is the study designed?
Design Details
- Primary Purpose: TREATMENT
- Allocation: RANDOMIZED
- Interventional Model: PARALLEL
- Masking: DOUBLE
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Experimental: Nicotine gum
|
8-12 pieces per day, maximum 24 daily
Other Names:
|
|
Placebo Comparator: Placebo gum
|
8-12 pieces per day, maximum 24 daily
|
|
Active Comparator: Nicotine inhaler
|
6-12 cartridges per day, maximum 12 daily
Other Names:
|
|
Placebo Comparator: Placebo inhaler
|
6-12 cartridges per day, maximum 12 daily
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Reduction in number of smoked cigarettes/day verified by carbon monoxide (CO) levels
Time Frame: Baseline to 6 weeks, 3 and 4 months
|
Baseline to 6 weeks, 3 and 4 months
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Changes in laboratory values of cardiovascular risk factors
Time Frame: Baseline up to 12 months
|
Baseline up to 12 months
|
|
Changes in clinical and laboratory exposure parameters
Time Frame: Baseline up to 12 months
|
Baseline up to 12 months
|
Collaborators and Investigators
Sponsor
Sponsor
Study record dates
Study Major Dates
Study Start
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Estimate)
First Posted
Study Record Updates
Last Update Posted (Estimate)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Additional Relevant MeSH Terms
Other Study ID Numbers
Other Study ID Numbers
- 97 NITG 001
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