Smoking Cessation clinical trials
The registry lists 300 studies for Smoking Cessation across more than 10 countries. 139 are recruiting or about to start. Per ClinicalTrials.gov, last updated 2026-09-24.
Status
- Completed
- 112
- Recruiting
- 95
- Active, not recruiting
- 40
- Not yet recruiting
- 34
- Enrolling by invitation
- 10
- Terminated
- 6
Phase
- Phase 2
- 28
- Phase 4
- 25
- Phase 3
- 14
- Phase 1
- 10
- Early Phase 1
- 6
Where
- United States
- 193
- Canada
- 16
- Hong Kong
- 15
- Turkey (Türkiye)
- 11
- France
- 10
- China
- 7
Who runs them
Medical University of South Carolina (14) · The University of Hong Kong (13) · University of Oklahoma (13) · University of Wisconsin, Madison (9) · H. Lee Moffitt Cancer Center and Research Institute (8) · Centre for Addiction and Mental Health (8) · Massachusetts General Hospital (7) · University of California, San Francisco (7)
Studies
Recruiting first, then most recently updated. Showing 50 of 300 — search for more.
- Smartphone-based Incentives Intervention to Increase Smoking Cessation During PregnancyNot yet recruitingNCT07840118Not applicable1 country
- Actívatexto: Advancing Smoking Cessation and Physical Activity Among LatinosRecruitingNCT06926608Not applicable1 country
- Multi-Theory Model-Based AI Agent Intervention for Smoking Cessation in Early-Stage Cancer PatientsNot yet recruitingNCT07827066Not applicable
- Precision Prevention Strategy to Increase Uptake and Engagement in Lung Cancer Screening and Smoking Cessation TreatmentEnrolling by invitationNCT05627674Not applicable1 country
- Optimizing Chatbot Reminder Timing in a Chatbot Cessation Service: A Micro-Randomized TrialNot yet recruitingNCT07826884Not applicable1 country
- Circuitry-Guided Smoking Cessation in Schizophrenia (UH3)RecruitingNCT05276050Not applicable1 country
- Optimizing Medications and Lung Health in People With HIV Through Pharmacist-led Proactive E-ConsultsNot yet recruitingNCT07507435Not applicable1 country
- Smoking Cessation in Patients With CancerNot yet recruitingNCT07822464Not applicable1 country
- Varenicline and Accelerated Transcranial Magnetic Stimulation (TMS) for Quitting Nicotine Use (Pilot Study)RecruitingNCT07145866Phase 41 country
- Libre Del Cigarrillo: Development of an mHealth Smoking Cessation App to Extend Reach of a Validated Smoking Cessation Intervention for Spanish-speaking SmokersNot yet recruitingNCT07754448Not applicable1 country
- Smoking Relapse Prevention in Patients With CancerNot yet recruitingNCT07815912Not applicable1 country
- Trauma-Informed Care for Smoking Cessation for PregnancyRecruitingNCT07129590Not applicable1 country
- Quit With Sense: Using Mindful Smoking and Wearable Device for Smoking CessationNot yet recruitingNCT07789496Not applicable1 country
- Modulating Neural Mechanisms of Reward Processing in Tobacco UsersRecruitingNCT07812753Not applicable1 country
- Development of a MHBC Intervention for Weight Loss and Smoking Cessation for Pre-Bariatric Surgery PatientsNot yet recruitingNCT07224087Phase 11 country
- Overcoming Nicotine Dependence to Enable QuittingRecruitingNCT05513872Phase 1/21 country
- Metaphor-Based Smoking Cessation InterventionNot yet recruitingNCT07803354Not applicable1 country
- South Africa Smoking Cessation and Engagement in HIV/TB Care CareRecruitingNCT05842161Not applicable1 country
- Studying NMDA and Sigma-1 in Smoking Cessation Treatment (SUMMIT)RecruitingNCT07766655Phase 31 country
- Pain and Smoking Study 2Not yet recruitingNCT06442514Not applicable1 country
- Vaped PhenanthreneRecruitingNCT07134426Not applicable1 country
- Mobile Phone-Based Smoking-Cessation Intervention for Smoking ParentsRecruitingNCT06570122Not applicable1 country
- Deep Transcranial Magnetic Stimulation for Tobacco Cessation in Adults With Opioid Use DisorderNot yet recruitingNCT07770555Not applicable1 country
- Health Communications for Adults Smoking NondailyEnrolling by invitationNCT07296848Not applicable1 country
- A Study Evaluating the Use of an Indoor Air Quality Monitor to Promote a Smoke-free HomeRecruitingNCT06693700Not applicable1 country
- Effectiveness of Oral Nicotine Pouches as a Cessation Tool Among Adult Tobacco Users in PakistanNot yet recruitingNCT07785479Not applicable1 country
- Impact of Appointment Reminder Strategies on Smoking Cessation Clinic AttendanceNot yet recruitingNCT07779161Not applicable1 country
- Evaluation of Low and High Nicotine Tobacco Free Nicotine PouchesRecruitingNCT06678789Not applicable1 country
- A Study Of Vagal Nerve Stimulation In Conjunction With NRT For Smoking CessationRecruitingNCT07487818Phase 2/31 country
- Smoking Cessation Counseling Performance Among Medical InternsRecruitingNCT07650721Not applicable1 country
- Trial of Varenicline With Nicotine Lozenges and a Smartphone Medication Adherence Intervention for Smoking CessationRecruitingNCT07099638Phase 21 country
- Ending Tobacco Use Through Interactive Tailored Messaging for Cambodian People Living With HIV/AIDSRecruitingNCT05746442Not applicable1 country
- Evaluating the Impact of CONNECT in a Multilingual PopulationRecruitingNCT07111936Not applicable1 country
- The Effect of Motivational Interviewing on Smoking Behavior Among Nursing StudentsNot yet recruitingNCT07758998Not applicable1 country
- Family-Based Financial Incentives Intervention for Smoking CessationRecruitingNCT06556433Not applicable1 country
- LLM Intervention for Tobacco in Underserved Populations (LIFT-UP)Not yet recruitingNCT07620301Not applicable1 country
- Refer2Quit: Evaluating a Proactive, Tailored, Population Health Approach for Tobacco Treatment for Household Smokers Through a Pediatric Care NetworkRecruitingNCT06582693Not applicable1 country
- THCV Treatment for SmokersNot yet recruitingNCT07636356Phase 2
- Personalized Brain Stimulation to Help Veterans Quit SmokingRecruitingNCT07050862Not applicable1 country
- Personalized Tobacco Treatment in Primary Care (MOTIVATE)RecruitingNCT05846841Not applicable1 country
- Smoking Cessation Program for Lao People With HIVNot yet recruitingNCT07014605Not applicable1 country
- Project Q: Cue-based Treatment Intervention to Promote Cessation Among People Who Smoke Lightly or Non-dailyRecruitingNCT07425119Not applicable1 country
- Telegram Messenger Support for Smoking Cessation After Heart AttackNot yet recruitingNCT07230249Not applicable1 country
- Rural Smoking CessationRecruitingNCT06584929Not applicable1 country
- Smoking Cessation Intervention Including Health Navigators to Address Unmet Social Needs of Parents Who SmokeRecruitingNCT06651684Not applicable1 country
- Precision Treatment to Promote Smoking Cessation and Survival in Oncology PatientsRecruitingNCT07166120Not applicable1 country
- My Path to Quit TobaccoRecruitingNCT07419425Phase 41 country
- Multi-Site Trial of Tirzepatide for Smoking CessationRecruitingNCT07602699Phase 21 country
- Modifying Progesterone and Estradiol Levels to Prevent Postpartum Cigarette Smoking Relapse and Reduce Secondhand Smoke Exposure in Infants and ChildrenRecruitingNCT04783857Phase 41 country
- Enhancing Smoking Cessation for African American People EverywhereRecruitingNCT07024992Phase 21 country