Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.

2026 data Public-data reference. official source

Tobacco Use

Open-data reference.

77 US clinical trials · 33 currently recruiting

Active & Recent Trials

RECRUITING 5,122 participants

The Efficacy of Conventional Screening Versus mHealth Screening in Early Detection of Oral Potentially Malignant Disorders and Oral Cancer Amongst the Rural Population of Varanasi: A Prospective and Blinded Study

Memorial Sloan Kettering Cancer Center

NCT06535867

RECRUITING NA 5,000 participants

CONNECT Cancer Survivors With Tobacco Treatment

Washington University School of Medicine

NCT07020273

RECRUITING NA 1,560 participants

Reach Through Equitable Implementation in Utah

University of Utah

NCT06881069

RECRUITING Phase 1 780 participants

Overcoming Nicotine Dependence to Enable Quitting

Rush University Medical Center

NCT05513872

RECRUITING NA 472 participants

Catalyzing Cigarette Smoking Cessation Through Harm Reduction Sampling Among People Unmotivated to Quit

Abramson Cancer Center at Penn Medicine

NCT07199517

RECRUITING Phase 3 420 participants

Motivational Interviewing and Mindfulness-Oriented Recovery Enhancement

Rutgers, The State University of New Jersey

NCT06033599

RECRUITING NA 400 participants

Nonendoscopic Screening for Barrett's Esophagus in Veterans Without Chronic Reflux

Louis Stokes VA Medical Center

NCT06746623

RECRUITING NA 400 participants

Trial of a Harm Reduction Strategy for People With HIV Who Smoke Cigarettes

Montefiore Medical Center

NCT05642715

RECRUITING NA 300 participants

Cigar Legislation and Regulation in Tobacco for the Young (Project CLARITY)

University of Oklahoma

NCT07162935

RECRUITING NA 290 participants

Symptoms and Functions in Patients With COPD and Chronic Bronchitis Switching From CIG to THS

Philip Morris Products S.A.

NCT07108166

RECRUITING NA 255 participants

Journey of Transformation Curriculum for Native American Youth

University of Washington

NCT05731713

RECRUITING NA 240 participants

STEPS: Substance Use Trial of E-cigarettes or Pharmacotherapy for Smoking

Medical University of South Carolina

NCT06922617

RECRUITING NA 210 participants

The Role of Flavor in the Substitutability of E-cigarettes for Combustible Cigarettes Among Persistent Smokers

Abramson Cancer Center at Penn Medicine

NCT06264154

RECRUITING NA 204 participants

Developing a Scalable Tobacco Cessation Program for Cancer Survivors and Caregivers

University of Florida

NCT06851936

RECRUITING NA 200 participants

Noncombustible Nicotine Delivery Systems as Potential Harm Reduction Tools for Persistent Cigarette Smokers

Abramson Cancer Center at Penn Medicine

NCT06372899

RECRUITING Phase 4 150 participants

Extended Intervention for Tobacco Use (EXIT) for People Experiencing Homelessness

University of California, San Francis

NCT07148232

RECRUITING NA 150 participants

Linking Brain Network Dynamics to Imminent Smoking Lapse Risk and Behavior

Penn State University

NCT05572671

RECRUITING NA 132 participants

Neural Correlates and Behavioral Impact of Withdrawal-induced Hyperalgesia Among People Who Smoke With and Without Chronic Pain

Duke University

NCT06983678

RECRUITING Phase 2 114 participants

Neural Mechanisms Connecting Deficient Sleep and Smoking Relapse

Yale University

NCT06609369

RECRUITING NA 105 participants

Integrating CHWs Into Prenatal Care for Maternal Smoking Cessation

Loma Linda University

NCT06438549

RECRUITING Phase 1 100 participants

Effect of Cannabis on Cigarette Use Behavior

Johns Hopkins University

NCT06609083

RECRUITING Phase 1 100 participants

Effect of Cannabis on E-Cigarette Use Behavior

Johns Hopkins University

NCT06609109

RECRUITING NA 64 participants

RTMS Targets Neural Circuits for Smoking Cessation

Medical University of South Carolina

NCT04903028

RECRUITING NA 60 participants

Opioids, Low Nicotine Cigarettes, and Chronic Pain

Duke University

NCT06747871

RECRUITING NA 60 participants

Developing a Positive Approach to Substance Use Prevention in North American Indian Adolescents

University of Rhode Island

NCT05380765

RECRUITING Phase 1 50 participants

Oral Cannabidiol for Tobacco Cessation

Johns Hopkins University

NCT05445804

RECRUITING Early Phase 1 49 participants

Cardiovascular Effects of Very Low Nicotine Content Cigarettes

Wake Forest University Health Sciences

NCT05707871

RECRUITING Phase 2 48 participants

Understanding the Clinical Pharmacology of Marijuana-Tobacco Co-administration

University of California, San Francis

NCT05999383

RECRUITING Phase 4 40 participants

Impact of Semaglutide on Tobacco Use and Related Health Behaviors

University of Oklahoma

NCT06986993

RECRUITING NA 40 participants

Abuse Liability for Five Modern Oral Nicotine Products

RAI Services Company

NCT07132814

RECRUITING NA 38 participants

Deep rTMS Modulating Insula Synaptic Density and Smoking Behavior in Schizophrenia

Stony Brook University

NCT05724810

RECRUITING NA 30 participants

Effects of Relighting on Smoke Toxicant Deliveries and Subjective Smoking Measures

Masonic Cancer Center, University of Minnesota

NCT06295757

RECRUITING NA 10 participants

A Study Evaluating the Use of an Indoor Air Quality Monitor to Promote a Smoke-free Home

Memorial Sloan Kettering Cancer Center

NCT06693700

ACTIVE NOT RECRUITING NA 1,365 participants

Comparing an Opt-out to an opt-in Approach for Smoking Cessation in VA Primary Care Clinics

VA Office of Research and Development

NCT03477435

ACTIVE NOT RECRUITING NA 700 participants

A Pragmatic Trial of Chronic Disease Approaches to Ameliorate Tobacco Related Cardiovascular Disease Health Disparities

University of Minnesota

NCT05671380

ACTIVE NOT RECRUITING NA 432 participants

Development of UP2UTobacco for High School Youth

University of Virginia

NCT05396911

ACTIVE NOT RECRUITING NA 233 participants

Post Acute Cardiac Event Smoking (PACES) Study

Hennepin Healthcare Research Institute

NCT03413423

ACTIVE NOT RECRUITING NA 223 participants

Teachable Moment to Opt-out of Tobacco: Interactive Voice Response Quit Line for Veteran Active Smokers With Lung Nodules

VA Office of Research and Development

NCT04574518

ACTIVE NOT RECRUITING 60 participants

The Effect of Tobacco Products on Wound Healing

University of Minnesota

NCT04870970

ACTIVE NOT RECRUITING NA 36 participants

E-cigarette Switching Older Adults

University of Maryland, Baltimore

NCT06534905

COMPLETED NA 1,944 participants

Helping Poor Smokers Quit

Washington University School of Medicine

NCT03194958

COMPLETED NA 1,360 participants

Comparison of Demand and Substitution for Nicotine Pouches as a Function of Nicotine Dosage

William Middleton

NCT07213947

COMPLETED NA 921 participants

Changes in Biomarker of Exposure in Adults Who Smoke Cigarettes Switching From Cigarettes to Heated Tobacco Products

Altria Client Services

NCT06179290

COMPLETED NA 685 participants

Improving Tobacco Treatment Rates for Cancer Patients Who Smoke

Abramson Cancer Center at Penn Medicine

NCT04738643

COMPLETED NA 638 participants

Clinical Outcomes of a Nationwide, Naturalistic E-Cig Trial (CONNECT)

Medical University of South Carolina

NCT03453385

COMPLETED 617 participants

Asian Youth and Tobacco Control Survey

M.D. Anderson Cancer Center

NCT00642317

COMPLETED NA 437 participants

A Mobile App Based Cognitive Dissonance Intervention for Smoking Cessation

Oregon Research Behavioral Intervention Strategies

NCT05797155

COMPLETED NA 195 participants

Responses to Regulated E-Cigarette Advertisements

University of Massachusetts, Worcester

NCT05207033

COMPLETED NA 194 participants

CSD210903: A Study to Determine Subject Puffing Patterns of a Heated Tobacco Product With Four Non-Combusted Cigarette Variants in an Ambulatory Setting

RAI Services Company

NCT05307822

COMPLETED NA 165 participants

A Facebook Intervention for Young Sexual and Gender Minority Smokers

University of California, San Francis

NCT03259360

COMPLETED NA 147 participants

Media Literacy for High School Tobacco Prevention

University of Pittsburgh

NCT05120466

COMPLETED NA 121 participants

A Guided Imagery Tobacco Cessation Intervention Delivered by a Quit Line and Website

University of Arizona

NCT02968381

COMPLETED NA 101 participants

An Intervention to Address Parental Smoking During the Postpartum Hospitalization.

Massachusetts General Hospital

NCT00844818

COMPLETED NA 100 participants

A Mobile Intervention to Promote Cessation in HIV-infected Smokers

Montefiore Medical Center

NCT02432482

COMPLETED Phase 1 75 participants

Emergency Department Initiated Tobacco Treatment (EDITT)

National Institute on Drug Abuse (NIDA)

NCT00252902

COMPLETED NA 75 participants

CSD200907: A Study to Assess Elements of Abuse Liability for a Heated Tobacco Product With Four Non-Combusted Cigarette Variants

RAI Services Company

NCT05114863

COMPLETED NA 67 participants

Development of a Mindfulness-Based Treatment for the Reduction of Alcohol Use and Smoking Cessation

H. Lee Moffitt Cancer Center and Research Institute

NCT03734666

COMPLETED NA 66 participants

Jail-Based Use of Smoking Cessation Treatment Study

Hennepin Healthcare Research Institute

NCT03799315

COMPLETED Phase 1 66 participants

Evaluation of the Abuse Liability of Very Low Nicotine (VLN) Cigarettes

22nd Century Group

NCT03559751

COMPLETED NA 64 participants

Feasibility Study - Filter Ventilation

Masonic Cancer Center, University of Minnesota

NCT04514471

COMPLETED NA 61 participants

Connecting Alaska Native People to Quit Smoking

Mayo Clinic

NCT03645941

COMPLETED NA 55 participants

CSD170202: A Study to Evaluate the Exposure to Tobacco Constituents From Two Moist Snuff Products

RAI Services Company

NCT03158428

COMPLETED NA 50 participants

Preventing Cigarette Use Among Urban Youth Via an M-Health Primary Care Preventive Intervention

University of Michigan

NCT03855410

COMPLETED NA 42 participants

CSD201301: Study to Assess Elements of Abuse Liability for Four P13 Nicotine Pouches

RAI Services Company

NCT05294497

COMPLETED NA 40 participants

Modern Nicotine Oral Product Abuse Liability

RAI Services Company

NCT06777784

COMPLETED 39 participants

Biomarker Feedback to Motivate Tobacco Cessation in Pregnant ALaska Native Women: Phase 2

Mayo Clinic

NCT02018640

COMPLETED NA 36 participants

CSD201202: A Study to Assess Nicotine Uptake From Electronic Nicotine Delivery System P12

RAI Services Company

NCT05239884

COMPLETED NA 36 participants

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

British American Tobacco (Investments) Limited

NCT04755348

COMPLETED Phase 4 32 participants

Minocycline and Tobacco Craving in Smokers With Schizophrenia

University of Maryland, Baltimore

NCT02968602

COMPLETED NA 29 participants

Families With Substance Use and Psychosis: A Pilot Study

Mclean Hospital

NCT04284813

COMPLETED NA 24 participants

Salt-Based E-cigarette

Medical University of South Carolina

NCT04238832

COMPLETED NA 21 participants

Project HEALS (Helping and Empowering pAtients for Living a Life Smoke-free

H. Lee Moffitt Cancer Center and Research Institute

NCT05362318

COMPLETED NA 21 participants

BRP1602: Evaluation of Technical and Logistical Feasibility to Measure Lung Permeability

RAI Services Company

NCT06105424

COMPLETED 19 participants

Baby Albert: Electronic Cigarette Pharmacokinetics (PK) and Abuse Liability

University of Oklahoma

NCT03637452

COMPLETED NA 12 participants

Patient Navigation-based Tobacco Harm Reduction Program Among Cancer Patients

Milton S. Hershey Medical Center

NCT04972916

COMPLETED Early Phase 1 7 participants

Ketamine and Motivational Enhancement Therapy for the Treatment of Tobacco Use Disorder

Medical University of South Carolina

NCT05796791

COMPLETED NA 2 participants

Provider Training in Increasing Patient Tobacco Cessation Counseling and Referrals for Patients With Cancer Undergoing Radiation Therapy

OHSU Knight Cancer Institute

NCT03135782

Phase Distribution

PhaseTrial count
Early Phase 1 8
Phase 2 2
Phase 3 1
Phase 4 3

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

Reading the Tobacco Use Trial Landscape

ClinicalTrials.gov lists 77 US studies indexed under Tobacco Use, and 33 of those are currently open to recruitment — roughly 43% of the total volume on the registry. That ratio is a useful proxy for activity level: a high share of recruiting studies often signals that research interest is current and that new enrollment opportunities are appearing, while a low share typically means the field is dominated by completed or follow-up work where most participant spots have already been filled. These counts reflect the public registry only and include studies at every stage of design, so they should be read as an index of research attention rather than as a measure of treatment availability.

The phase distribution for Tobacco Use shows 4 late-stage studies (Phase 3 and Phase 4 combined) alongside 10 earlier-phase entries (Phase 1 through Phase 2). Phase 1 and Phase 2 studies focus on early safety signals, dosing, and preliminary effect, while Phase 3 studies are typically the larger efficacy and safety trials submitted toward regulatory review, and Phase 4 studies follow approved interventions in real-world use. A condition weighted toward later phases often reflects a mature research pipeline with several interventions already close to or past approval, whereas a heavier early-phase tilt suggests the field is still exploring new mechanisms and candidate approaches.

Top sponsor activity for Tobacco Use is led by RAI Services Company with 8 indexed trials, alongside 9 other organizations in the top contributor list. The list on this page surfaces up to 77 of the most relevant recent and active entries, ordered with recruiting studies first so practical options are visible. All figures are derived from the public ClinicalTrials.gov dataset maintained by the National Library of Medicine and are reproduced here for reference. Inclusion of a trial, sponsor, or intervention on this page is neither an endorsement nor a recommendation — eligibility, protocol changes, and site-level status can shift frequently, so always verify current details on ClinicalTrials.gov and consult a qualified healthcare provider before acting on anything you see here.

Frequently Asked Questions

How many clinical trials are there for Tobacco Use?

PlainTrial tracks 77 US clinical trials for Tobacco Use, of which 33 are currently recruiting participants. Data sourced from ClinicalTrials.gov.

How do I find a recruiting trial for Tobacco Use?

Use the trial list above filtered by "Recruiting" status, or visit our trial finder at /recruiting to search by condition and state. Always discuss trial participation with your healthcare provider before enrolling.

Is this data current?

Data is sourced from ClinicalTrials.gov and reflects our most recent data pull. Trial status may have changed since then. Always verify current information at ClinicalTrials.gov before making decisions about participation.

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainTrial Editorial

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from ClinicalTrials.gov (National Library of Medicine). Consult a qualified professional before making decisions based on this data.

Source: ClinicalTrials.gov (NIH/NLM) ClinicalTrials.gov AACT registry · 2024 Trial counts and statuses sourced from ClinicalTrials.gov. Sponsor counts include both industry and federal/academic sponsors.

Verify with NIH →