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| ID | Type | Description | Link |
|---|---|---|---|
| 1P50DA027840-01A1 | U.S. NIH Grant/Contract | View source |
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| Name | Class |
|---|---|
| National Institute on Drug Abuse (NIDA) | NIH |
| Philip Morris USA, Inc. | INDUSTRY |
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This study focuses on the first step in developing an algorithm for maximizing quit-smoking success based on an adaptive approach, which changes treatment from the initial nicotine replacement therapy (NRT) when that treatment alone may not be sufficient. These NRT "non-responders" are switched (in double-blind fashion) before the quit date to receive either varenicline alone or varenicline paired with bupropion. Some participants who would otherwise have failed at their quit smoking attempt could be "rescued" by switching to alternative pharmacotherapies. The proposed study will evaluate the combination treatment against varenicline alone in an adaptive trial design
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| varenicline | Active Comparator | This group will consist of smokers who, based on smoking behavior, DO NOT respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will receive varenicline. |
|
| Nicotine Patches only | Active Comparator | This group will consist of smokers who, based on smoking behavior, respond favorably to pre-cessation nicotine patches(assessed at Session P2). They will continue to receive only nicotine patches. |
|
| Nicotine Patches with Nicotine Inhaler | Active Comparator | This group will consist of smokers who, based on smoking behavior, respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will continue to receive nicotine patches and will receive a nicotine inhaler to use as needed after their quit date. |
|
| varenicline with bupropion | Active Comparator | This group will consist of smokers who, based on smoking behavior, DO NOT respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will receive varenicline in combination with bupropion. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Varenicline | Drug | For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive varenicline at a dose of 0.5 mg once per day followed by 0.5 mg twice a day for the remaining 4 days of that week. Subsequently, the dose will be 1 mg twice per day, and will remain at that dose for the remainder of the 12 weeks. |
| Measure | Description | Time Frame |
|---|---|---|
| Four-week Continuous Abstinence From Cigarette Smoking | The primary dependent measures will be continuous four-week abstinence from weeks 8-11 post target quit date, defined as a self-report of no smoking confirmed by expired air carbon monoxide. | Study week 8 thru week 11 |
| Measure | Description | Time Frame |
|---|---|---|
| Seven Day Point Abstinence From Cigarette Smoking | Secondary outcome will include point abstinence (no smoking in the previous 7-day) at 6 months post-quit. | Six months post quit date |
| Continuous Cigarette Abstinence From Quit Date |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Jed E Rose, Ph.D. | Duke University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Duke Center for Nicotine and Smoking Cessation Research | Charlotte | North Carolina | 28210 | United States | ||
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 37142273 | Derived | Livingstone-Banks J, Fanshawe TR, Thomas KH, Theodoulou A, Hajizadeh A, Hartman L, Lindson N. Nicotine receptor partial agonists for smoking cessation. Cochrane Database Syst Rev. 2023 May 5;5(5):CD006103. doi: 10.1002/14651858.CD006103.pub8. | |
| 34611902 | Derived | Hartmann-Boyce J, Theodoulou A, Farley A, Hajek P, Lycett D, Jones LL, Kudlek L, Heath L, Hajizadeh A, Schenkels M, Aveyard P. Interventions for preventing weight gain after smoking cessation. Cochrane Database Syst Rev. 2021 Oct 6;10(10):CD006219. doi: 10.1002/14651858.CD006219.pub4. |
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Recruitment began on 3/07/11 and ended on 11/30/12. Of the 702 subjects consented during this period, 218 were in our Charlotte, NC office, 157 were in our Durham, NC office, 151 were in our Raleigh, NC office and 176 were in our Winston-Salem, NC office. Only 349 subjects met all study criteria, and 22 discontinued prior to being assigned.
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| ID | Title | Description |
|---|---|---|
| FG000 | Varenicline | This group will consist of smokers who, based on smoking behavior, Do NOT respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will receive varenicline. Varenicline: For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive varenicline at a dose of 0.5 mg once per day followed by 0.5 mg twice a day for the remaining 4 days of that week. Subsequently, the dose will be 1 mg twice per day, and will remain at that dose for the remainder of the 12 weeks. |
| FG001 | Nicotine Patches Only | This group will consist of smokers who, based on smoking behavior, respond favorably to pre-cessation nicotine patches(assessed at Session P2). They will continue to receive only nicotine patches. Nicotine patches: Nicotine Replacement Therapy Groups:
Varenicline and varenicline in combination with bupropion groups:
|
| FG002 | Nicotine Patches With Nicotine Inhaler | This group will consist of smokers who, based on smoking behavior, respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will continue to receive nicotine patches and will receive a nicotine inhaler to use as needed after their quit date. Nicotine patches: Nicotine Replacement Therapy Groups:
Varenicline and varenicline in combination with bupropion groups:
Nicotine Inhaler: Nicotine inhaler to use as needed after quit date |
| FG003 | Varenicline With Bupropion | This group will consist of smokers who, based on smoking behavior, DO NOT respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will receive varenicline in combination with bupropion. Varenicline: For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive varenicline at a dose of 0.5 mg once per day followed by 0.5 mg twice a day for the remaining 4 days of that week. Subsequently, the dose will be 1 mg twice per day, and will remain at that dose for the remainder of the 12 weeks. Bupropion: For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive bupropion at a dose of 150mg once per day. Subsequently, the dose will be 150mg twice per day, and will remain at that dose for the remainder of the 12 weeks. |
| Title | Milestones | Reasons Not Completed | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Overall Study |
|
|
Subjects who failed to respond to pre-cessation nicotine patch treatment were randomized to receive varenicline, or varenicline + bupropion. Subjects who showed reductions in ad lib smoking were randomly assigned to nicotine patch only or patch + nicotine inhaler. 22 Subjects discontinued study participation prior to being assigned to a condition.
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| ID | Title | Description |
|---|---|---|
| BG000 | Varenicline | This group will consist of smokers who, based on smoking behavior, DO NOT respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will receive varenicline. Varenicline: For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive varenicline at a dose of 0.5 mg once per day followed by 0.5 mg twice a day for the remaining 4 days of that week. Subsequently, the dose will be 1 mg twice per day, and will remain at that dose for the remainder of the 12 weeks. |
| Units | Counts |
|---|---|
| Participants |
|
| Title | Description | Population Description | Parameter Type | Dispersion Type | Unit of Measure | Calculate Percentage | Denominator Units Selected | Denominators | Classes |
|---|---|---|---|---|---|---|---|---|---|
| Age, Categorical | Count of Participants |
| Type | Title | Description | Population Description | Reporting Status | Anticipated Posting Date | Parameter Type | Dispersion Type | Unit of Measure | Calculate Percentage | Time Frame | Units Analyzed | Denominator Units Selected | Arm/Group Information | Denominators | Classes | Analyses | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Primary | Four-week Continuous Abstinence From Cigarette Smoking | The primary dependent measures will be continuous four-week abstinence from weeks 8-11 post target quit date, defined as a self-report of no smoking confirmed by expired air carbon monoxide. | 1 subject from varenicline group excluded from analysis due to pregnancy. 1 subject from Nicotine Patches only group excluded due to meeting an exclusion criteria. | Posted | Number | 95% Confidence Interval | percentage of participants | Study week 8 thru week 11 |
|
Subjects were receiving study drugs for 13 weeks. At each study session during this period subjects completed a questionnaire about side effects. Subjects were also told to contact us between study sessions if side effects were bothersome.
Twenty-two subjects discontinued study participation prior to being assigned a condition; therefore, no side effects data were collected.
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| ID | Title | Description | Deaths (Affected) | Deaths (At Risk) | Serious Events (Affected) | Serious Events (At Risk) | Other Events (Affected) | Other Events (At Risk) |
|---|---|---|---|---|---|---|---|---|
| EG000 | Varenicline | This group will consist of smokers who, based on smoking behavior, DO NOT respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will receive varenicline. Varenicline: For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive varenicline at a dose of 0.5 mg once per day followed by 0.5 mg twice a day for the remaining 4 days of that week. Subsequently, the dose will be 1 mg twice per day, and will remain at that dose for the remainder of the 12 weeks. |
| Term | Organ System | Source Vocabulary | Assessment Type | Notes | Statistical Information |
|---|---|---|---|---|---|
| Tightness in Chest | Cardiac disorders | Non-systematic Assessment |
| Term | Organ System | Source Vocabulary | Assessment Type | Notes | Statistical Information |
|---|---|---|---|---|---|
| Headache | Nervous system disorders | Systematic Assessment |
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| Title | Organization | Phone | Extension | |
|---|---|---|---|---|
| Dr. Jed E. Rose | Duke University Medical Center - Duke Center for Smoking Cessation | 919-668-5055 | jed.rose@dm.duke.edu |
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| ID | Term |
|---|---|
| D014029 | Tobacco Use Disorder |
| D000073865 | Cigarette Smoking |
| D016540 | Smoking Cessation |
| ID | Term |
|---|---|
| D019966 | Substance-Related Disorders |
| D064419 | Chemically-Induced Disorders |
| D001523 | Mental Disorders |
| D000073869 | Tobacco Smoking |
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| ID | Term |
|---|---|
| D000068580 | Varenicline |
| D016642 | Bupropion |
| D061485 | Tobacco Use Cessation Devices |
| D009538 | Nicotine |
| ID | Term |
|---|---|
| D001552 | Benzazepines |
| D006574 | Heterocyclic Compounds, 2-Ring |
| D000072471 | Heterocyclic Compounds, Fused-Ring |
| D006571 | Heterocyclic Compounds |
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|
|
| Bupropion | Drug | For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive bupropion at a dose of 150mg once per day. Subsequently, the dose will be 150mg twice per day, and will remain at that dose for the remainder of the 12 weeks. |
|
|
| Nicotine patches | Drug | Nicotine Replacement Therapy Groups:
Varenicline and varenicline in combination with bupropion groups:
|
|
|
| Nicotine Inhaler | Drug | Nicotine inhaler to use as needed after quit date |
|
|
Secondary outcome will include continuous abstinence from quit date to end of treatment (week 11).
| From Quit date to end of treatment (week 11) |
| Duke Center for Nicotine and Smoking Cessation Research |
| Durham |
| North Carolina |
| 27705 |
| United States |
| Duke Center for Nicotine and Smoking Cessation Research | Raleigh | North Carolina | 27609 | United States |
| Duke Center for Nicotine and Smoking Cessation Research | Winston-Salem | North Carolina | 27103 | United States |
| 24934962 | Derived | Rose JE, Behm FM. Combination treatment with varenicline and bupropion in an adaptive smoking cessation paradigm. Am J Psychiatry. 2014 Nov 1;171(11):1199-205. doi: 10.1176/appi.ajp.2014.13050595. |
| Lack of Efficacy |
|
| Withdrawal by Subject |
|
| Adverse Event |
|
| Pregnancy |
|
| BG001 | Nicotine Patches Only | This group will consist of smokers who, based on smoking behavior, respond favorably to pre-cessation nicotine patches(assessed at Session P2). They will continue to receive only nicotine patches. Nicotine patches: Nicotine Replacement Therapy Groups:
Varenicline and varenicline in combination with bupropion groups:
|
| BG002 | Nicotine Patches With Nicotine Inhaler | This group will consist of smokers who, based on smoking behavior, respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will continue to receive nicotine patches and will receive a nicotine inhaler to use as needed after their quit date. Nicotine patches: Nicotine Replacement Therapy Groups:
Varenicline and varenicline in combination with bupropion groups:
Nicotine Inhaler: Nicotine inhaler to use as needed after quit date |
| BG003 | Varenicline With Bupropion | This group will consist of smokers who, based on smoking behavior, DO NOT respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will receive varenicline in combination with bupropion. Varenicline: For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive varenicline at a dose of 0.5 mg once per day followed by 0.5 mg twice a day for the remaining 4 days of that week. Subsequently, the dose will be 1 mg twice per day, and will remain at that dose for the remainder of the 12 weeks. Bupropion: For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive bupropion at a dose of 150mg once per day. Subsequently, the dose will be 150mg twice per day, and will remain at that dose for the remainder of the 12 weeks. |
| BG004 | Dropped Prior to Condition Assignment | These subjects discontinued study participation prior to being assigned to a condition. |
| BG005 | Total | Total of all reporting groups |
| Participants |
|
| Age, Continuous | Mean | Standard Deviation | years |
|
| Sex: Female, Male | Count of Participants | Participants |
|
| Ethnicity (NIH/OMB) | Count of Participants | Participants |
|
| Race (NIH/OMB) | Count of Participants | Participants |
|
| Region of Enrollment | Number | participants |
|
| OG001 | Nicotine Patches Only | This group will consist of smokers who, based on smoking behavior, respond favorably to pre-cessation nicotine patches(assessed at Session P2). They will continue to receive only nicotine patches. Nicotine patches: Nicotine Replacement Therapy Groups:
Varenicline and varenicline in combination with bupropion groups:
|
| OG002 | Nicotine Patches With Nicotine Inhaler | This group will consist of smokers who, based on smoking behavior, respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will continue to receive nicotine patches and will receive a nicotine inhaler to use as needed after their quit date. Nicotine patches: Nicotine Replacement Therapy Groups:
Varenicline and varenicline in combination with bupropion groups:
Nicotine Inhaler: Nicotine inhaler to use as needed after quit date |
| OG003 | Varenicline With Bupropion | This group will consist of smokers who, based on smoking behavior, DO NOT respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will receive varenicline in combination with bupropion. Varenicline: For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive varenicline at a dose of 0.5 mg once per day followed by 0.5 mg twice a day for the remaining 4 days of that week. Subsequently, the dose will be 1 mg twice per day, and will remain at that dose for the remainder of the 12 weeks. Bupropion: For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive bupropion at a dose of 150mg once per day. Subsequently, the dose will be 150mg twice per day, and will remain at that dose for the remainder of the 12 weeks. |
|
|
| Secondary | Seven Day Point Abstinence From Cigarette Smoking | Secondary outcome will include point abstinence (no smoking in the previous 7-day) at 6 months post-quit. | 1 subject from varenicline group excluded from analysis due to pregnancy. 1 subject from Nicotine Patches only group excluded due to meeting an exclusion criteria. | Posted | Number | 95% Confidence Interval | participants | Six months post quit date |
|
|
|
| Secondary | Continuous Cigarette Abstinence From Quit Date | Secondary outcome will include continuous abstinence from quit date to end of treatment (week 11). | 1 subject from varenicline group excluded from analysis due to pregnancy. 1 subject from Nicotine Patches only group excluded due to meeting an exclusion criteria. | Posted | Number | 95% Confidence Interval | participants | From Quit date to end of treatment (week 11) |
|
|
|
| 0 |
| 109 |
| 76 |
| 109 |
| EG001 | Nicotine Patches Only | This group will consist of smokers who, based on smoking behavior, respond favorably to pre-cessation nicotine patches(assessed at Session P2). They will continue to receive only nicotine patches. Nicotine patches: Nicotine Replacement Therapy Groups:
Varenicline and varenicline in combination with bupropion groups:
| 1 | 50 | 33 | 50 |
| EG002 | Nicotine Patches With Nicotine Inhaler | This group will consist of smokers who, based on smoking behavior, respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will continue to receive nicotine patches and will receive a nicotine inhaler to use as needed after their quit date. Nicotine patches: Nicotine Replacement Therapy Groups:
Varenicline and varenicline in combination with bupropion groups:
Nicotine Inhaler: Nicotine inhaler to use as needed after quit date | 0 | 55 | 38 | 55 |
| EG003 | Varenicline With Bupropion | This group will consist of smokers who, based on smoking behavior, DO NOT respond favorably to pre-cessation nicotine patches (assessed at Session P2). They will receive varenicline in combination with bupropion. Varenicline: For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive varenicline at a dose of 0.5 mg once per day followed by 0.5 mg twice a day for the remaining 4 days of that week. Subsequently, the dose will be 1 mg twice per day, and will remain at that dose for the remainder of the 12 weeks. Bupropion: For the first 3 days after being switched from nicotine patches (occurring at one week before the target quit date), smokers in this group will receive bupropion at a dose of 150mg once per day. Subsequently, the dose will be 150mg twice per day, and will remain at that dose for the remainder of the 12 weeks. | 0 | 113 | 80 | 113 |
| EG004 | Dropped Prior to Condition Assignment | These subjects discontinued study participation prior to being assigned to a condition. | 0 | 22 | 0 | 22 |
| Nasal / Sinus Irritation | Respiratory, thoracic and mediastinal disorders | Systematic Assessment |
|
| Change in Taste | General disorders | Systematic Assessment |
|
| Mouth / Throat Irritation | General disorders | Systematic Assessment |
|
| Dry Mouth | General disorders | Systematic Assessment |
|
| Thirst | General disorders | Systematic Assessment |
|
| Coughing | Respiratory, thoracic and mediastinal disorders | Systematic Assessment |
|
| Joint / Muscle Pain | Metabolism and nutrition disorders | Systematic Assessment |
|
| Jaw / Neck Pain | General disorders | Systematic Assessment |
|
| Heartburn | Gastrointestinal disorders | Systematic Assessment |
|
| Nausea | Gastrointestinal disorders | Systematic Assessment |
|
| Constipation | Gastrointestinal disorders | Systematic Assessment |
|
| Irritability | Nervous system disorders | Systematic Assessment |
|
| Nightmares | Nervous system disorders | Systematic Assessment |
|
| Vivid Dreams | Nervous system disorders | Systematic Assessment |
|
| Insomnia | Nervous system disorders | Systematic Assessment |
|
| Nightmares | Nervous system disorders | Systematic Assessment |
|
| Itching at Patch Site | Skin and subcutaneous tissue disorders | Systematic Assessment |
|
| Anxiety | Nervous system disorders | Systematic Assessment |
|
Not provided
Not provided
| D012907 | Smoking |
| D001519 | Behavior |
| D064424 | Tobacco Use |
| D015438 | Health Behavior |
| D011810 | Quinoxalines |
| D011427 | Propiophenones |
| D007659 | Ketones |
| D009930 | Organic Chemicals |
| D013812 | Therapeutics |
| D012991 | Solanaceous Alkaloids |
| D000470 | Alkaloids |
| D011725 | Pyridines |
| D006573 | Heterocyclic Compounds, 1-Ring |