A Study to Assess the Safety and Tolerability of Different Doses of PF-05402536 and PF-06413367 in Healthy Adult Smokers.
A Phase 1, Randomized, Double Blind, Placebo Controlled Study To Evaluate The Safety, Tolerability, Immunogenicity, And Exploratory Efficacy Of Multiple Ascending Dose Levels Of Pf-05402536 And Pf-06413367 In Healthy Adult Smokers
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 1
Contacts and Locations
Study Locations
-
-
Ontario
-
Toronto, Ontario, Canada, M5V 2T3
- INC Research Toronto Inc.
-
-
Quebec
-
Montreal, Quebec, Canada, H2Y 1S1
- Diex Research Montreal, Inc.
-
Sherbrooke, Quebec, Canada, J1H 1Z1
- Diex Research Sherbrooke Inc.
-
-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion Criteria:
- Current cigarette smokers
- Males or females of non-child bearing potential, who are between the minimum legal age for smoking (approximately 18 or 19 years, depending on local jurisdiction) and 55 years, inclusive, and who are motivated to stop smoking.
- Subjects must have smoked an average of at least 10 cigarettes per day during the past year and during the month prior to the prescreening assessment for entry, with no period of abstinence greater than 3 months in the past year.
Exclusion Criteria:
- Evidence or history of clinically significant hematological, renal, endocrine, pulmonary, gastrointestinal, cardiovascular, hepatic, or neurologic disease that may compromise their ability to safely participate in the study.
- Active suicidal ideation or history of suicidal behaviors within the past 5 years prior to the screening visit.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: TREATMENT
- Allocation: RANDOMIZED
- Masking: QUADRUPLE
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
EXPERIMENTAL: PF-05402536
|
Intramuscular, multiple dose
|
|
EXPERIMENTAL: PF-06413367
Intramuscular, multiple dose
|
Intramuscular, multiple dose
|
|
PLACEBO_COMPARATOR: Placebo
Intramuscular
|
Saline (0.9% sodium chloride)
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Frequency of solicited local reactions (erythema, induration, and pain) and severity of the local reactions as self-reported on electronic diaries (e-diaries) for 7 days following vaccination.
Time Frame: Within 7 days after dose
|
Within 7 days after dose
|
|
Frequency of solicited systemic events (fever, vomiting, diarrhea, headache, fatigue, new or worsening muscle pain, and new or worsening joint pain) and severity of solicited systemic events as self-reported on e-diaries for 7 days following vaccination.
Time Frame: Within 7 days after dose
|
Within 7 days after dose
|
|
Number of Participants With Unsolicited Treatment-Emergent Adverse Events (AEs) by Seriousness and Relationship to Treatment
Time Frame: Baseline up to Day 364
|
Baseline up to Day 364
|
|
Number of Participants With Abnormal Safety Laboratory Findings by Seriousness and Relationship to Treatment
Time Frame: Baseline up to Day 364
|
Baseline up to Day 364
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
Antibody titers against nicotine.
Time Frame: Up to Day 364
|
Up to Day 364
|
|
Avidity of antibodies against nicotine.
Time Frame: Up to Day 364
|
Up to Day 364
|
|
7-day point prevalence of smoking abstinence
Time Frame: Up to Day 364
|
Up to Day 364
|
|
4-week continuous abstinence rate from smoking
Time Frame: Up to Day 364
|
Up to Day 364
|
|
smoking behavioral measurements (including Minnesota Nicotine Withdrawal Scale, Modified Cigarette Evaluation Questionnaire, and Brief Questionnaire of Smoking Urges)
Time Frame: Up to Day 364
|
Up to Day 364
|
Collaborators and Investigators
Sponsor
Sponsor
Publications and helpful links
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
Keywords
Other Study ID Numbers
Other Study ID Numbers
- B3771001
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