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Cigarette Smoking clinical trials

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NCT ID: NCT04837664 Active, not recruiting - Cigarette Smoking Clinical Trials

Curcumin; Rose Bengal; Denture Stomatitis

Start date: July 3, 2018
Phase: Phase 3
Study type: Interventional

Cigarette smoking in conjugation with bad oral hygiene is considered a typical predisposing factor for many oral diseases including denture stomatitis. This study investigated the effect of Rose Bengal (RB)-and Curcumin (CUR)-mediated photodynamic therapy (PDT) in comparison with nystatin therapy in the intervention of denture stomatitis in cigarette smokers. Overall, 45 habitual cigarette smokers aged ~58 years having denture stomatitis were categorized into three groups: Group-I - RB-mediated PDT, Group-II - CUR-mediated PDT, and Group-III - Nystatin therapy. The primary outcome of the interest was: counts of Candida colony from denture surface and palatal mucosa, calculated as CFU/mL, whereas the prevalence of Candida species determined in 3 research groups comprised the secondary outcome. Oral swab specimens were gathered from the denture surfaces and palatal mucosa. All clinical assessments were performed at baseline, 6 weeks, and 12 weeks. C. albicans was the most prevalent yeast identified on both denture surfaces and palatal mucosa, followed by C. tropicalis and C. glabrata. A considerable decrease in the CFU/mL scores were observed in Group-I and Group-II at the end of the interventions and on the 12-week follow-up (p<0.05). Group-I, II, and III demonstrated clinical efficacy rates of 53%, 51%, and 49%, respectively. CUR-and RB-mediated PDT was found to be as effective as topical Nystatin therapy for the intervention of denture stomatitis among cigarette smokers.

NCT ID: NCT04755348 Completed - Tobacco Use Clinical Trials

A Study to Assess the Pharmacokinetics of Oral Nicotine Pouches and Lozenges in Healthy Adults

Start date: February 18, 2021
Phase: N/A
Study type: Interventional

This is a randomised, open-label, confined, cross-over study to evaluate the nicotine pharmacokinetics (PK) of modern oral nicotine pouches and nicotine lozenges carried out in 36 healthy adult subjects who smoke cigarettes and who may have experience using smokeless tobacco (loose or pouches).

NCT ID: NCT04709471 Completed - Nicotine Dependence Clinical Trials

E-cigarette Nicotine Study

Start date: January 20, 2021
Phase: Phase 2
Study type: Interventional

This is a pilot randomized controlled trial (RCT) with the overarching aim of testing the influence of reducing electronic nicotine delivery system (ENDS) use or nicotine on addiction and combustible cigarette (CC) smoking among dual users. Specifically, the investigators will conduct a 4-week pilot RCT in which dual users who are not motivated to quit either product in the near future are randomized to A) abruptly switch to low nicotine ENDS pods, B) abruptly reduce number of usual nicotine ENDS pods, or C) use ENDS as usual (control). The investigators adapted a protocol used in a prior study to assign participants to switch to ENDS pods with less nicotine or reduce number of ENDS pods in this trial. Specifically, the investigators will provide all participants with ENDS pods during the study period and instruct them to only use ENDS provided by the study. Participants in reduced nicotine condition will switch from usual nicotine (5% JUUL) to low nicotine ENDS (3% nicotine JUUL) pods. Participants in the reduced use condition will continue to use usual nicotine ENDS (5% nicotine JUUL) pods but reduce use to 60% of their baseline number of pods per week. Participants in the control condition will use usual nicotine ENDS (5% nicotine JUUL) pods as usual.

NCT ID: NCT04700306 Recruiting - Cigarette Smoking Clinical Trials

Evaluation of the Added Value of Sophrology on the Intensity of Craving During Smoking Withdrawal

SOPHCIG
Start date: June 23, 2021
Phase: N/A
Study type: Interventional

To evaluate the added value of Sophrology on the intensity of craving during cigarette withdrawal.

NCT ID: NCT04688177 Completed - Cigarette Smoking Clinical Trials

The Association of Cigarette Smoking on Exercise Capacity and Skeletal Muscle Function in Taiwan Adult Smokers

Start date: December 3, 2020
Phase:
Study type: Observational

Background and purpose: Cigarette smoking would post threats to physical health. Even though studies suggested that long-term cigarette smoking would lead to cardiovascular diseases, pulmonary diseases, or even cancer development, the smoking population all around the world was still common. Before progressing into the disease stage, cigarette smokers might have presented decreasing exercise capacity, skeletal muscle function, and cardiac autonomic function as early signs of physiological function decline. The purposes of this study are (1) to investigate the difference in exercise capacity, skeletal muscle function, and cardiac autonomic function between smokers and never smokers, and (2) to test the hypothesis that cigarette smoking is an independent factor associated with exercise capacity. Methods: This is a cross-sectional observational study. This study will invite 150 participants from community in Taipei City. The body composition will be analyzed by bioelectrical impedance analysis, and resting heart rate variability will be evaluated by the heart rate variability monitor. Besides, grip strength, exhale carbon monoxide concentration, pulmonary function test, respiratory muscle performance will be measured. Moreover, subject will have to fill up the Fagerström Test for Nicotine Dependence and Seven-Day Physical Activity Recall Questionnaire. Last will be the cardiopulmonary exercise testing. Statistical analyses will be performed by statistical software for social sciences (SPSS) statistical package v.21.0 for Windows. (IBM SPSS Statistics for Windows, Version 21.0. Armonk, NY: IBM Corp.) Between-group comparisons of exercise capacity, skeletal muscle function and heart rate variability parameters will be performed using independent Student's t-test. Pearson's correlation coefficient will be used to test the correlations between outcome parameters. Stepwise regression analysis will be used to examine the independent association between smoking and exercise capacity after controlling for confounders. The α level will be set at 0.05. The results of this study would provide the early effects of cigarette smoking on physical function, and highlight the importance of early detection and intervention.

NCT ID: NCT04646174 Completed - Copd Clinical Trials

Addressing Psychological Risk Factors Underlying Smoking Persistence in COPD Patients: The Fresh Start-II Study

Start date: December 14, 2020
Phase: N/A
Study type: Interventional

Chronic Obstructive Pulmonary Disease (COPD) is caused primarily by smoking and smoking cessation is the first-line treatment for slowing disease progression. Despite this, nearly 50% of COPD patients continue to smoke following diagnosis. Smokers with COPD report high rates of co-occurring conditions - nicotine dependence, depression, and anxiety - which serve as barriers to quitting. The current study will pilot test a behavioral intervention designed to target the common psychological factors underlying these co-occurring conditions and foster smoking cessation among COPD patients.

NCT ID: NCT04525755 Recruiting - Smoking Cessation Clinical Trials

STARS (Smoking Treatment And Remote Sampling) Study

Start date: February 8, 2021
Phase: Phase 1/Phase 2
Study type: Interventional

This is a research study to find out if a smoking cessation medications, either varenicline or nicotine replacement products (patches or lozenges), are effective when given to smokers, remotely, as a one-time sample. Participants will either receive a sample of varenicline, nicotine patches and lozenges, or neither. This will be decided randomly. Participants have a 50%chance of receiving varenicline, a 25% chance of receiving nicotine products, and a 25% chance of receiving neither. If the participant is assigned to a group that receives free samples, they will be mailed to them free of charge. There is no requirement to use them, and it is completely up to the participants. There is also no requirement to quit in this study. The study lasts for six months, and will involve six total surveys. In addition, investigators ask that participants complete daily diaries (about 1 minute each) for the first 4 weeks of the study. Both varenicline and nicotine replacement products are well-established medications that help smokers quit.

NCT ID: NCT04461288 Completed - Smoking Cessation Clinical Trials

Engaging Sexual and Gender Minority Cigarette Smokers Into Social Media-based Treatment

Start date: May 1, 2020
Phase: N/A
Study type: Interventional

This research study will evaluate the preliminary efficacy of Pride Posts Plus, a social media-based smoking cessation treatment. A pilot randomized trial (N=120) will compare Pride Posts Plus, which includes a gamification element, to Pride Posts (without gamification) and to a usual care treatment. Participants will be adults who smoke, identify as sexual or gender minorities, and use Facebook. The primary outcome will be biochemically verified 7-day abstinence from smoking at 3 and 6 months. Secondary outcomes will be treatment engagement, a quit attempt (y/n), and thoughts about tobacco abstinence at 3 and 6 mos.

NCT ID: NCT04449458 Recruiting - Cigarette Smoking Clinical Trials

The Positively Quit Trial for Smoking Cessation

Start date: June 10, 2020
Phase: N/A
Study type: Interventional

The main goal of the present study is to determine if a smoking cessation program designed for people living with certain chronic conditions and delivered via videoconferencing groups works better than a control condition--a program that is not designed to help with smoking but that does have the same number of group contact hours as the other program (this program is called the Attention Matched Control condition; AMC) for helping people with certain health conditions stop smoking. People in both groups will receive brief advice to quit and an offer of nicotine replacement therapy patches (NRT), as well as 12 videoconferencing group sessions. The team will measure smoking behavior over a one-year period and compare smoking rates for the treatment condition against AMC to see if the treatment condition is better at getting people living with certain health conditions to quit smoking.

NCT ID: NCT04429568 Recruiting - Nicotine Dependence Clinical Trials

THC Crossover Study

TRDRP
Start date: October 30, 2020
Phase: N/A
Study type: Interventional

This is a randomized, crossover study enrolling experienced dual cannabis-tobacco smokers (N=18) to describe the differences in THC and toxicant exposure, examining pharmacokinetic, subjective, and cardiovascular effects from smoking and vaping dry herb cannabis. This study will also examine the differences in toxicant exposure and cardiovascular disease risk between smoking cannabis and smoking tobacco cigarettes.