Smoking Cessation Study In Healthy Adolescent Smokers
A Twelve-week, Randomized, Double-blind, Placebo-controlled, Parallel-group, Dose-ranging Study With Follow-up Evaluating The Safety And Efficacy Of Varenicline For Smoking Cessation In Healthy Adolescent Smokers
2 other identifiers
interventional
312
6 countries
80
Brief Summary
The study is designed to see if varenicline combined with age appropriate (adolescent) smoking cessation counseling will help teens quit smoking.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_4
Started Apr 2011
Longer than P75 for phase_4
80 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
March 9, 2011
CompletedFirst Posted
Study publicly available on registry
March 11, 2011
CompletedStudy Start
First participant enrolled
April 1, 2011
CompletedPrimary Completion
Last participant's last visit for primary outcome
January 1, 2018
CompletedStudy Completion
Last participant's last visit for all outcomes
January 1, 2018
CompletedResults Posted
Study results publicly available
June 28, 2018
CompletedAugust 9, 2018
July 1, 2018
6.8 years
March 9, 2011
May 29, 2018
July 12, 2018
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
4-Week Continuous Abstinence Rate: Percentage of Participants Who Remained Abstinent From Week 9 Through Week 12
The percentage of participants who, at each visit from Week 9 through Week 12, reported no smoking and no use of other nicotine-containing products since the last study visit (on the Nicotine Use Inventory) and at each of these visits were confirmed to have quit based on urine cotinine less than 200 nanograms/milliliter (ng/mL).
Week 9 through Week 12
Secondary Outcomes (4)
Percentage of Participants With 7-Day Point Prevalence of Smoking Abstinence at Weeks 12, 24 and 52
Weeks 12, 24 and 52
Daily Number of Cigarettes Smoked at Baseline
Baseline
Change From Baseline in Daily Number of Cigarettes Smoked at Weeks 12, 24, and 52
Baseline, Weeks 12, 24, and 52
Continuous Abstinence Rate: Percentage of Participants Who Remained Abstinent From Week 9 Through Week 24 and Week 52
Week 9 through Week 24; Week 9 through Week 52
Other Outcomes (9)
Number of Participants With Treatment-Emergent Adverse Events (AEs)
First dose up to last dose (up-to Week 12) plus 30 days
Number of Participants With Treatment Emergent Treatment-Related Adverse Events (AEs)
First dose up to last dose (up-to Week 12) plus 30 days
Number of Participants With Treatment-Emergent Neuropsychiatric Adverse Event Elicited by Neuropsychiatric Adverse Event Interview (NAEI)
First dose up to last dose (up-to Week 12) plus 30 days
- +6 more other outcomes
Study Arms (3)
Varenicline 1mg BID
EXPERIMENTALOral Varenicline 1mg BID, or 1/2 that dose (0.5mg BID) for those subjects that weigh less than or equal to 55kg at baseline, for twelve weeks, follow-up through Week 52
Varenicline 0.5mg BID
EXPERIMENTALOral Varenicline 0.5mg BID, or 1/2 that dose (0.5 QD) for those subjects that weigh less than or equal to 55kg at baseline, for twelve weeks, follow-up through Week 52
Placebo
PLACEBO COMPARATOROral placebo for twelve weeks,follow-up through Week 52
Interventions
Oral Varenicline 1mg BID, or 1/2 that dose (0.5mg BID) for those subjects that weigh less than or equal to 55kg at baseline, for twelve weeks, follow-up through Week 52
Oral Varenicline 0.5mg BID, or 1/2 that dose (0.5 QD) for those subjects that weigh less than or equal to 55kg at baseline, for twelve weeks, follow-up through Week 52
Eligibility Criteria
You may qualify if:
- Healthy male and female subjects between the ages of 12 and 19, inclusive.
- Subjects smoking at least an average of 5 cigarettes per day, motivated to stop smoking,
- Subjects must have at least one prior failed attempt to quit smoking.
You may not qualify if:
- Subjects with history, current diagnosis, or treatment of major depression disorder, anxiety disorders, panic disorder, hostility or aggression disorder, perceptual/thinking disturbances, mania, psychosis, bipolar disorder, personality disorder, eating disorder or severe emotional problems (in the past year).
- Subjects with a prior suicide attempt: subjects hospitalized within the past 12 months due to suicidal ideation or suicidal behavior; subjects considered to have serious suicidal ideation or suicidal behavior in the past 12 months; active suicidal ideation or behavior identified at the screening or baseline visit.
- Evidence of alcohol and substance abuse/dependence (other than nicotine) within 3 months prior to screening.
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- Pfizerlead
Study Sites (80)
IICR, Inc. (DBA: International Institute of Clinical Research)
Ozark, Alabama, 36360, United States
Dedicated Clinical Research
Goodyear, Arizona, 85395, United States
Arkansas Psychiatric Clinic Clinical Research Trials, P.A.
Little Rock, Arkansas, 72211, United States
Anaheim Clinical Trials, LLC
Anaheim, California, 92801, United States
Omega Clinical Trials, LLC
La Habra, California, 90631, United States
Synergy Clinical Research Center
National City, California, 91950, United States
Pacific Research Partners, LLC
Oakland, California, 94607, United States
North County Clinical Research
Oceanside, California, 92054, United States
University of Colorado Anschutz Medical Campus
Aurora, Colorado, 80045, United States
MCB Clinical Research Centers
Colorado Springs, Colorado, 80910, United States
Western Affiliated Research Institute
Denver, Colorado, 80209, United States
Connecticut Mental Health Center
New Haven, Connecticut, 06511, United States
Yale University, SATU
New Haven, Connecticut, 06511, United States
Yale University
New Haven, Connecticut, 06520, United States
Avail Clinical Research, LLC
DeLand, Florida, 32720, United States
Hope Clinical Research
Kissimmee, Florida, 34741, United States
Florida Clinical Research Center, LLC
Maitland, Florida, 32751, United States
Pharmax Research Clinic, Inc.
Miami, Florida, 33126, United States
L & L Research Choices
Miami, Florida, 33144, United States
Bravo Health Care Center
North Bay Village, Florida, 33141, United States
Medical Research Group of Central Florida
Orange City, Florida, 32763, United States
Comprehensive Clinical Development Inc.
St. Petersburg, Florida, 33716, United States
Barney Greenspan, Ph.D
Meridian, Idaho, 83646, United States
Solaris Clinical Research
Meridian, Idaho, 83646, United States
Midwest Behavioral Health
Evansville, Indiana, 47715, United States
Goldpoint Clinical Research, LLC
Indianapolis, Indiana, 46260, United States
Pedia Research, LLC
Newburgh, Indiana, 47630, United States
Heartland Research Associates, LLC
Wichita, Kansas, 67207, United States
Kentucky Pediatric/Adult Research
Bardstown, Kentucky, 40004, United States
Central Kentucky Research Associates, Inc.
Lexington, Kentucky, 40509, United States
Pedia Research, LLC
Owensboro, Kentucky, 42301, United States
Research Integrity, LLC
Owensboro, Kentucky, 42303, United States
Louisiana Research Associates, Inc
New Orleans, Louisiana, 70114, United States
Adams Clinical Trials, LLC
Watertown, Massachusetts, 02472, United States
Rochester Center for Behavioral Medicine
Rochester Hills, Michigan, 48307, United States
The Center for Pharmaceutical Research, P.C.
Kansas City, Missouri, 64114, United States
Psychiatric Care & Research Center
O'Fallon, Missouri, 63368, United States
Mid-America Clinical Research, LLC
St Louis, Missouri, 63109, United States
Premier Psychiatric Research Institute, LLC
Lincoln, Nebraska, 68526, United States
Wake Internal Medicine Consultants, Inc
Raleigh, North Carolina, 27612, United States
Wake Research Associates
Raleigh, North Carolina, 27612, United States
PMG Research of Wilmington, LLC
Wilmington, North Carolina, 28401, United States
Neuro-Behavioral Clinical Research, Inc.
Canton, Ohio, 44718, United States
Neurology & Neuroscience Center of Ohio
Toledo, Ohio, 43623, United States
Cutting Edge Research Group
Oklahoma City, Oklahoma, 73116, United States
Medical University of South Carolina
Charleston, South Carolina, 29425, United States
Coastal Carolina Research Center
Mt. Pleasant, South Carolina, 29464, United States
FutureSearch Trials of Dallas, L.P.
Dallas, Texas, 75231, United States
Insite Clinical Research, LLC
DeSoto, Texas, 75115, United States
R/D Clinical Research, Inc.
Lake Jackson, Texas, 77566, United States
Clinical Trials of Texas, Inc.
San Antonio, Texas, 78229, United States
Thomas Murray DeMoor, MD
San Antonio, Texas, 78230, United States
Clinical Research Partners, LLC
Richmond, Virginia, 23235, United States
Eastside Therapeutic Resource
Kirkland, Washington, 98033, United States
Zain Research, LLC
Richland, Washington, 99352, United States
Dean Foundation for Health Research and Education
Middleton, Wisconsin, 53562, United States
Kids Clinic
Ajax, Ontario, L1Z 0M1, Canada
Private Practice of Robert J. Camargo
Newmarket, Ontario, L3Y 5G8, Canada
SKDS Research Inc.
Newmarket, Ontario, L3Y 5G8, Canada
LTD" Rustavi Psychological Health Center"
Rustavi, 3700, Georgia
Leningrad Regional Dispensary of Narcology
Village Novoe Devyatkino, Leningradskaya Oblast', 188661, Russia
GBUZ City childrens out-patient clinic # 10 of Moscow
Moscow, 119331, Russia
GOBUZ Murmansk Regional Narcology Dispensary
Murmansk, 183036, Russia
LLC City Neurological Center "Sibneuromed"
Novosibirsk, 630091, Russia
LLC " Alliance Biomedical - Russian Group"
Saint Petersburg, 190068, Russia
LLC Medical Technologies
Saint Petersburg, 191025, Russia
FSBI V.M.Bekhterev National Research Medical Center for Psychiatry and Neurology of RF MoH
Saint Petersburg, 192019, Russia
LLC Medical Technologies
Saint Petersburg, 192148, Russia
First St. Petersburg State Medical University
Saint Petersburg, 197022, Russia
GBUZ Samara Regional Childrens Health camp Yunost
Samara, 443031, Russia
Hallym University Sacred Heart Hospital
Anyang-si, Gyeonggi-do, 14068, South Korea
Seoul National University Bundang Hospital
Seongnam-si, Gyeonggi-do, 13620, South Korea
The Catholic University of Korea St. Vincent Hospital
Suwon, Gyeonggi-do, 442 723, South Korea
Keimyung University Dongsan Hospital
Daegu, 41931, South Korea
Kaohsiung Veterans General Hospital
Kaohsiung City, 81362, Taiwan
Far Eastern Memorial Hospital
New Taipei City, 220, Taiwan
Taipei Medical University Shuang Ho Hospital
New Taipei City, 23561, Taiwan
China Medical University Hospital
Taichung, 40447, Taiwan
National Cheng Kung University Hospital
Tainan, 704, Taiwan
Taipei Veterans General Hospital
Taipei, 11217, Taiwan
Related Publications (2)
Fediuk DJ, Sweeney K, Sahasrabudhe V, McRae T, Byon W. Population pharmacokinetics and exposure-response analyses of varenicline in adolescent smokers. CPT Pharmacometrics Syst Pharmacol. 2021 Jul;10(7):769-781. doi: 10.1002/psp4.12645. Epub 2021 Jun 17.
PMID: 34062053DERIVEDGray KM, Rubinstein ML, Prochaska JJ, DuBrava SJ, Holstein AR, Samuels L, McRae TD. High-dose and low-dose varenicline for smoking cessation in adolescents: a randomised, placebo-controlled trial. Lancet Child Adolesc Health. 2020 Nov;4(11):837-845. doi: 10.1016/S2352-4642(20)30243-1. Epub 2020 Sep 25.
PMID: 32979939DERIVED
Related Links
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Results Point of Contact
- Title
- Pfizer ClinicalTrials.gov Call Center
- Organization
- Pfizer, Inc.
Study Officials
- STUDY DIRECTOR
Pfizer CT.gov Call Center
Pfizer
Publication Agreements
- PI is Sponsor Employee
- No
- Restriction Type
- OTHER
- Restrictive Agreement
- Yes
Study Design
- Study Type
- interventional
- Phase
- phase 4
- Allocation
- RANDOMIZED
- Masking
- QUADRUPLE
- Who Masked
- PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
March 9, 2011
First Posted
March 11, 2011
Study Start
April 1, 2011
Primary Completion
January 1, 2018
Study Completion
January 1, 2018
Last Updated
August 9, 2018
Results First Posted
June 28, 2018
Record last verified: 2018-07