Varenicline for Long-term Nicotine Replacement Therapy (NRT) Users
Varenicline for Long-term Nicotine Replacement Therapy (NRT) Users. A Double Blind, Placebo Controlled Trial
Primary aim: Will varenicline be better than placebo to get long-term users of NRT to stop?
Secondary aim: To assess in details some side effects of varenicline i.e. nausea and abnormal dreams.
研究概览
地位
地位
干预/治疗
干预/治疗
详细说明
100-200 long-term users of NRT will be enrolled in a placebo, controlled, randomized trial with varenicline or placebo for 12 weeks to stop the use of NRT.
Assessments consist of carbon monoxide in expired air, p-cotinine, body-weight, questions about craving, nausea and dreams. Primary result is percent not using NRT and not smoking at 12 weeks (point prevalence last 7 days) and secondary result is not smoking and not using NRT at 12 months. Secondary aims, is a more detailed assessment of nausea and dreams; well-known side effects of varenicline and secondary results are a qualitative description of nausea and dreams.
研究类型
研究类型
注册 (预期的)
注册
阶段
阶段
- 阶段2
- 第三阶段
联系人和位置
学习联系方式
学习联系方式
- 姓名:Philip Tønnesen, M.D:
- 电话号码:+4539773508
- 邮箱:philipt@dadlnet.dk
研究联系人备份
- 姓名:Helle Johnson, reg. nurse
- 电话号码:+4539773512
学习地点
-
-
Hellerup
-
Copenhagen、Hellerup、丹麦、2900
- 招聘中
- Gentofte Hospital
-
接触:
- Helle Johnson, reg Nures
- 电话号码:+4539773512
-
接触:
- Helle Johnson, reg.nures
-
首席研究员:
- Philip Tønnesen, M.D
-
-
参与标准
资格标准
资格标准
适合学习的年龄
接受健康志愿者
有资格学习的性别
描述
Inclusion Criteria:
- Long-term, daily NRT users (except nicotine patch) (>11 months) ex-smokers that are willing to try to stop the use of NRT and adhere to this protocol.
- More than 4 pieces of nicotine gum/ sublingual tablets/ lozenges/ per day, OR more than 3 inhaler cylinders per day, OR
- more than 10 puffs of nasal spray per day.
Exclusion Criteria:
- Age < 18 years,
- CO Smokers,
- Pregnant and lactating women,
- Used varenicline before,
- Not able to cooperate,
- Other significant diseases that might influence the trial (such as moderate -severe cardiac disease, lung cancer,) in expired air > 7 ppm.
学习计划
研究是如何设计的?
设计细节
- 主要用途:治疗
- 分配:随机化
- 介入模型:并行分配
- 屏蔽:四人间
手臂数量
武器和干预
参与者组/臂参与者组/臂 |
干预/治疗干预/治疗 |
|---|---|
|
有源比较器:varenicline
Varenicline for 12 weeks. The treatment schedule for varenicline is: Varenicline tablets, 0.5 mg x 1 daily, day 1-3 Varenicline 0.5 mg x 2, day 4-6 Varenicline 1 mg x 2, day 7 up to 12 weeks |
visits at weeks 0,2,4,6,9 and 12 and 12 months
|
|
安慰剂比较:placebo
Placebo for 12 weeks
|
visits at weeks 0,2,4,6,9 and 12 and 12 months
|
研究衡量的是什么?
主要结果指标
主要结果指标
结果测量 |
大体时间 |
|---|---|
|
Primary result is percent not using NRT and not smoking at 12 weeks (point prevalence last 7 days) verified by self-declaration combined with a CO < 8 ppm and a p-cotinine < 15 ng/ml
大体时间:12 weeks +/- 1 week
|
12 weeks +/- 1 week
|
次要结果测量
次要结果测量
结果测量 |
大体时间 |
|---|---|
|
is not smoking and not using NRT at 12 months (point prevalence last 7 days) verified by self-declaration combined with a CO < 8 ppm and a p-cotinine < 15 ng/ml
大体时间:12 months +/- 3 weeks
|
12 months +/- 3 weeks
|
合作者和调查者
调查人员
调查人员
- 首席研究员:Philip Tønnesen, M.D.、Gentofte Hospital
出版物和有用的链接
研究记录日期
研究主要日期
学习开始
学习开始
初级完成 (预期的)
初级完成
研究完成 (预期的)
研究完成
研究注册日期
首次提交
首次提交
首先提交符合 QC 标准的
首先提交符合 QC 标准的
首次发布 (估计)
首次发布
研究记录更新
最后更新发布 (估计)
最后更新发布
上次提交的符合 QC 标准的更新
上次提交的符合 QC 标准的更新
最后验证
最后验证
更多信息
此信息直接从 clinicaltrials.gov 网站检索,没有任何更改。如果您有任何更改、删除或更新研究详细信息的请求,请联系 register@clinicaltrials.gov. clinicaltrials.gov 上实施更改,我们的网站上也会自动更新.