Condition

Smoking Behaviors clinical trials and research

• 19Clinical trials
• 1NIH research projects
• 1New in 30 days
• 6Countries

Newest Smoking Behaviors clinical trials

All recruiting trials (19)

• High BMI and periodontitis in Thai adults under 60

  This study tests how common high BMI and periodontitis are among Thai adults aged 18–59 and what factors are linked to them.

  Recruiting Mahidol University · Bangkok, Ratchathewi · NCT07880717

• Omega-3s and low-dose aspirin for smokers with stage III periodontitis

  In adults who smoke and have stage III periodontitis, this study tests whether adding omega-3 fatty acids and a small amount of aspirin to standard cleaning helps improve gum health.

  Recruiting Al-Azhar University · Cairo · NCT07673185

• Tirzepatide for Smoking Cessation in people who smoke and are overweight or obese

  This study tests whether tirzepatide can help adults who smoke quit and manage weight better than placebo when combined with usual smoking-cessation support.

  Recruiting at 4 sites Phase 2 University of Southern California · Los Angeles, California and 3 other locations · NCT07602699

• mHealth program for smokers who are unsure about quitting

  This study will test two smartphone stop-smoking apps—one standard version and one with extra content for people not ready to quit—to see which better helps adults who are ambivalent about quitting smoking.

  Recruiting Kaiser Permanente · Portland, Oregon · NCT07459621

• Stopping smoking before bronchoscopy or CT‑guided lung biopsy

  This project tests whether offering immediate quit-smoking support and measuring nicotine markers helps people who smoke and are having a bronchoscopy or CT‑guided lung biopsy stop smoking.

  Recruiting RWTH Aachen University · Aachen, North Rhine-Westphalia · NCT07322796

• Abuse potential of five modern oral nicotine products

  This will test how five modern oral nicotine products compare with cigarettes and nicotine gum in how satisfying they feel and how much nicotine adult smokers absorb.

  Recruiting RAI Services Company · Overland Park, Kansas · NCT07132814

• How modified-risk claims affect demand for Copenhagen and General Snus

  This project will test whether new 'modified risk' claims for Copenhagen and General Snus change daily smokers' interest in trying them and how much they'd be willing to pay.

  Recruiting Roswell Park Cancer Institute · Buffalo, New York · NCT07102082

• Smoking and daily physical activity in young adults

  This project will test whether more daily physical activity is linked to lower nicotine dependence among university students in health programs.

  Recruiting Saglik Bilimleri Universitesi · Istanbul · NCT07043920

• ACT Lung Health Program to help Chinese and Korean American smokers quit

  This trial tests a counseling and educational program to help Chinese and Korean American smokers at high risk for lung cancer quit smoking.

  Recruiting at 2 sites Dana-Farber Cancer Institute · Boston, Massachusetts and 1 other locations · NCT06945120

• Therapeutic Contact Intensity for a Smoking Cessation App Intervention

  This trial tests whether more frequent psychologist sessions with an app help people quit smoking.

  Recruiting University of Santiago de Compostela · Santiago de Compostela, A Coruña · NCT06900985

• Using an air quality monitor to encourage smoke-free homes for cancer patients

  This study is testing if using an air quality monitor can help cancer patients who smoke create smoke-free homes and quit smoking.

  Recruiting at 7 sites Memorial Sloan Kettering Cancer Center · Basking Ridge, New Jersey and 7 other locations · NCT06693700

• Evaluating e-cigarettes versus traditional quit methods for smoking cessation

  This study is testing whether e-cigarettes can help smokers quit better than traditional methods like nicotine patches or medication.

  Recruiting Medical University of South Carolina · Charleston, South Carolina · NCT06373679

• Using brain stimulation and thinking strategies to reduce smoking cravings

  This study is trying to see if using brain stimulation along with different thinking strategies can help moderate to heavy smokers feel less craving for cigarettes when they look at smoking-related images.

  Recruiting West Virginia University · Morgantown, West Virginia · NCT06228235

• Adaptive treatment for smokers struggling to quit

  This study is testing different ways to help smokers in Alabama and South Carolina quit by giving them free medications and adjusting their treatment based on how they're doing over 12 weeks.

  Recruiting Medical University of South Carolina · Charleston, South Carolina · NCT06118502

• Comparing e-cigarettes and nicotine pouches for reducing cigarette smoking

  This study is testing whether e-cigarettes or nicotine pouches help adult smokers cut down on their cigarette use over four weeks.

  Recruiting Yale University · New Haven, Connecticut · NCT06077240

• A program to help rural smokers who aren't ready to quit

  This study is testing a new program to help rural adults who smoke but aren't ready to quit by providing them with support and resources through mobile health technology and community paramedics.

  Recruiting Wake Forest University Health Sciences · Winston-Salem, North Carolina · NCT05790486

• Promoting equitable lung cancer screening for Hispanic current and former smokers

  This project will try showing a short educational video to Hispanic current and former smokers to see if it increases interest in and uptake of lung cancer screening.

  Recruiting Massachusetts General Hospital · Boston, Massachusetts · NCT05784922

• Helping smokers practice quitting tobacco

  This study is testing a new way to help smokers practice quitting tobacco by trying short breaks from smoking without pressure, comparing it to regular counseling, to see which method helps them make more quit attempts over six months.

  Recruiting Phase 1/2 Rush University Medical Center · Chicago, Illinois · NCT05513872

• Creating smoke-free homes for families involved with child protective services

  This study is testing a program that helps families involved with child protective services create smoke-free homes to protect young children from secondhand smoke and improve their overall well-being.

  Recruiting Georgia State University · Atlanta, Georgia · NCT05000632

NIH-funded research (1)

Early-stage science funded by the US National Institutes of Health. Most of these projects don't enroll patients, but they show what is being worked on.

• Charcoal-filtered cigarettes and real-world use: how design and perceptions affect smoking and exposures

  This NIH grant tests whether charcoal-filtered cigarettes change how people smoke, what they think about the product, and their exposure to harmful substances.

  NIH research Rutgers Biomedical and Health Sciences · Newark, UNITED STATES · NIH-11393185

Related topics

Quick answers

How many Smoking Behaviors clinical trials are recruiting right now?

19, as of November 12, 2026. 1 of them was first registered in the last 30 days. We update this list each time we refresh our data from ClinicalTrials.gov.

Where are these trials running?

In 6 countries. The most sites are in United States (14 trials), Egypt (1 trial), Spain (1 trial), Turkey (Türkiye) (1 trial), Germany (1 trial). Each study page lists its sites and which ones are recruiting.

What phases are they in?

Phase 2: 1, Phase 1/2: 1. Trials with no phase listed are usually device, behavioural or observational studies.

How do I join one?

Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.

Find the studies that fit you

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