Trial Outcomes & Findings for Post Marketing Surveillance Study To Observe Safety And Efficacy Of Champix® Tablets (NCT NCT00483002)

Last Updated: 2012-05-11

Results Overview

Treatment effectiveness was measured by 7-day point prevalence of smoking abstinence status. The smoking status was categorized as smoking or abstained smoking based on 2 parameters: if participant smoked any cigarettes (even a puff) in the last 7 days (Yes/No); if participant used any other nicotine-containing products in the last 7 days (Yes/No).

Recruitment status

COMPLETED

Target enrollment

3719 participants

Primary outcome timeframe

Week 3 through Week 7

Results posted on

2012-05-11

Participant Flow

Participant milestones

Participant milestones
Measure	Varenicline Varenicline tartrate tablets 0.5 milligram (mg) or 1 mg administered as per investigator's discretion for 12 weeks.
Overall Study STARTED	3719
Overall Study COMPLETED	1165
Overall Study NOT COMPLETED	2554

Reasons for withdrawal

Reasons for withdrawal
Measure	Varenicline Varenicline tartrate tablets 0.5 milligram (mg) or 1 mg administered as per investigator's discretion for 12 weeks.
Overall Study Adverse Event	68
Overall Study Lack of Efficacy	555
Overall Study Lost to Follow-up	962
Overall Study Other	967

Baseline Characteristics

Post Marketing Surveillance Study To Observe Safety And Efficacy Of Champix® Tablets

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure	Varenicline n=3719 Participants Varenicline tartrate tablets 0.5 milligram (mg) or 1 mg administered as per investigator's discretion for 12 weeks.
Age Continuous	49.4 Years STANDARD_DEVIATION 11.7 • n=5 Participants
Sex: Female, Male Female	340 Participants n=5 Participants
Sex: Female, Male Male	3379 Participants n=5 Participants

PRIMARY outcome

Timeframe: Week 3 through Week 7

Population: Study population included all those participants who received the study medication more than once and were available for follow up. Here, the 'N' (number of participants analyzed) is signifying those participants who were evaluable for this measure.

Outcome measures

Outcome measures
Measure	Varenicline n=2922 Participants Varenicline tartrate tablets 0.5 milligram (mg) or 1 mg administered as per investigator's discretion for 12 weeks.
Percentage of Participants With 7-day Point Prevalence From Week 3 to Less Than Week 7	59.55 Percentage of participants Interval 57.77 to 61.33

PRIMARY outcome

Timeframe: Week 7 through Week 11

Outcome measures

Outcome measures
Measure	Varenicline n=1520 Participants Varenicline tartrate tablets 0.5 milligram (mg) or 1 mg administered as per investigator's discretion for 12 weeks.
Percentage of Participants With 7-day Point Prevalence From Week 7 to Less Than Week 11	73.29 Percentage of participants Interval 71.07 to 75.51

PRIMARY outcome

Timeframe: At least Week 11

Outcome measures

Outcome measures
Measure	Varenicline n=1449 Participants Varenicline tartrate tablets 0.5 milligram (mg) or 1 mg administered as per investigator's discretion for 12 weeks.
Percentage of Participants With 7-day Point Prevalence for at Least Week 11	77.02 Percentage of participants Interval 74.85 to 79.18

Adverse Events

Varenicline

Serious events: 4 serious events

Other events: 342 other events

Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure	Varenicline n=3719 participants at risk Varenicline tartrate tablets 0.5 milligram (mg) or 1 mg administered as per investigator's discretion for 12 weeks.
Infections and infestations Pneumonia	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Nervous system disorders Cerebral artery stenosis	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Nervous system disorders Neuritis	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Nervous system disorders Syncope	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Psychiatric disorders Anxiety	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Psychiatric disorders Insomnia	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Psychiatric disorders Thinking abnormal	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.

Other adverse events

Other adverse events
Measure	Varenicline n=3719 participants at risk Varenicline tartrate tablets 0.5 milligram (mg) or 1 mg administered as per investigator's discretion for 12 weeks.
General disorders Appetite decreased/anorexia	0.19% 7/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
General disorders Fatigue/malaise/adynamia	0.46% 17/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Abdominal pain	0.35% 13/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Abdominal pain upper	0.05% 2/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Constipation	0.32% 12/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Dry mouth	0.11% 4/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Dyspepsia	0.81% 30/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Epigastric discomfort	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Flatulence	0.05% 2/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Gastrooesophageal reflux disease	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Gingival oedema	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Mouth ulceration	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Nausea	5.1% 191/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Gastrointestinal disorders Vomiting	0.24% 9/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
General disorders Chest discomfort	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
General disorders Chest pain	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Infections and infestations Nasopharyngitis	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Infections and infestations Rhinitis	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Infections and infestations Upper respiratory tract infection	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Investigations Alanine aminotransferase increased	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Investigations Aspartate aminotransferase increased	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Metabolism and nutrition disorders Decreased appetite	0.08% 3/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Metabolism and nutrition disorders Increased appetite	0.16% 6/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Musculoskeletal and connective tissue disorders Myalgia	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Neoplasms benign, malignant and unspecified (incl cysts and polyps) Lung neoplasm malignant	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Nervous system disorders Dizziness	0.13% 5/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Nervous system disorders Dreamy state	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Nervous system disorders Dysgeusia	0.05% 2/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Nervous system disorders Headache	0.70% 26/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Nervous system disorders Mental impairment	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Nervous system disorders Somnolence	0.24% 9/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Psychiatric disorders Abnormal dreams	0.81% 30/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Psychiatric disorders Depression	0.22% 8/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Psychiatric disorders Hallucination	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Psychiatric disorders Insomnia	0.78% 29/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Psychiatric disorders Nightmare	0.16% 6/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Psychiatric disorders Sleep disorder	0.38% 14/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Psychiatric disorders Suicidal ideation	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Reproductive system and breast disorders Nipple pain	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Respiratory, thoracic and mediastinal disorders Dyspnoea	0.08% 3/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Respiratory, thoracic and mediastinal disorders Productive cough	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Skin and subcutaneous tissue disorders Pruritus	0.13% 5/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Skin and subcutaneous tissue disorders Rash	0.11% 4/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.
Vascular disorders Hypertension	0.03% 1/3719 The same event may appear as both an AE and a SAE. However, what is presented are distinct events. An event may be categorized as serious in one subject and as nonserious in another subject, or one subject may have experienced both a serious and nonserious event during the study.

Additional Information

Pfizer ClinicalTrials.gov Call Center

Pfizer, Inc.

Phone: 1-800-718-1021

Email: [email protected]

Results disclosure agreements

Principal investigator is a sponsor employee Pfizer has the right to review disclosures, requesting a delay of less than 60 days. Investigator will postpone single center publications until after disclosure of pooled data (all sites), less than 12 months from study completion/termination at all participating sites. Investigator may not disclose previously undisclosed confidential information other than study results.
Publication restrictions are in place

Restriction type: OTHER