Find your next paid study

University of California, San FranciscoNCT07148232

~$10 – $5,625

Phase 2

A Randomized Controlled Trial of Reduced Nicotine Cigarettes and E-cigarettes Among Dual Users

Cigarette smoking remains the leading cause of preventable morbidity and mortality in the US. Use of multiple tobacco products is becoming increasingly prevale…

Tobacco Use Disorder

University of VermontNCT06614504

SmokingSmoking BehaviorsTobacco Use+1 more

An In-Clinic Confinement Study to Assess Elements of Abuse Liability for Five Modern Oral Nicotine Products

This is a two-site, open-label, randomized, 4-way (2 arm) cross-over study designed to evaluate elements of abuse liability (AL) including subjective effects a…

RAI Services CompanyNCT07132814

~$10 – $7,500

Tobacco Use Disorder/Cigarette Smoking

Development and Testing of a Smoking Cessation Intervention Using Multi-Theory Model (MTM) Among Young Adults: A Randomized Controlled Trial

The goal of this clinical trial is to evaluate whether a Multi-Theory Model (MTM)-based behavioral intervention can effectively promote smoking cessation and s…

Documented

$10/visit

University of Nevada, Las VegasNCT07104006

Obese PatientsTobacco UseVeterans+2 more

Nonendoscopic Screening for Barrett's Esophagus and Esophageal Cancer in At-Risk Veterans Without History of Chronic Gastroesophageal Reflux

The veteran population is at increased risk for EAC and its precursor lesion, Barrett's esophagus (BE), due to increased prevalence of disease risk factors com…

Louis Stokes VA Medical CenterNCT06746623

Phase 2

An fMRI Study of the Effects of Clavulanic Acid on Drug Addiction

This research study is looking into the effects of clavulanic on smoking behavior in adult cigarette smokers. The primary study hypothesis is that, compared to…

Tobacco Use Disorder

University of Missouri-ColumbiaNCT03713424

SmokingTobacco UseCigarette Smoking+1 more

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

This between-subjects study aims to evaluate the effect of flavor on initial and sustained switching from combustible cigarettes to e-cigarettes among 210 ciga…

Abramson Cancer Center at Penn MedicineNCT06264154

Chronic PainTobacco UseOpioid Substitution Treatment

Targeting Reinforcement Mechanisms for Smoking Cessation Using Very Low Nicotine Content Cigarettes in Individuals With Opioid Use Disorder and Chronic Pain

The purpose of this study is to evaluate the effects of switching to very low nicotine content (VLNC) cigarettes versus normal nicotine content (NNC) cigarette…

Duke UniversityNCT06747871

Phase 4

Impact of Semaglutide Administration on Tobacco Use Behavior and Related Mechanisms Among Smokers With Obesity

This pilot randomized trial will assess the impact of 12 weeks of semaglutide administration (vs placebo) on changes in: (i) tobacco use and related factors (n…

Tobacco Use

University of OklahomaNCT06986993

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

Cigarette smoking is now the leading killer of people with HIV (PWH) in the US, and most cessation strategies tried to date have failed to increase long-term q…

HivTobacco Use

Montefiore Medical CenterNCT05642715

Neural Mechanisms Mediating Appetitive Regulation and Smoking in Nicotine Addiction

The purpose of this study is to evaluate the effectiveness of two behavioral interventions on smoking behavior - Mindfulness-Oriented Recovery Enhancement (MOR…

Tobacco Use Disorder

University of Missouri-ColumbiaNCT03948893

E-cigarette UseCigarette SmokingHarm Reduction+1 more

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

This between-subjects study aims to evaluate whether e-cigarettes (ECIGS) versus oral nicotine pouches (ONPS) more readily substitute for combustible cigarette…