Find your next paid study
43 recruiting studies matching your filters
Effectiveness and Impact of Counseling Enhanced With Electronic Cigarettes for Harm Reduction in Smokers With Opioid Use Disorder
The purpose of this an open-label, randomized controlled trial study is to compare the effectiveness of electronic cigarettes (e-cigarettes/e-cigs) versus tele…
Effect of Cannabinoids on Tobacco Product Demand and Pharmacodynamics: Cigarette Use
The purpose of this study is to determine the impact of tetrahydrocannabinol (THC) administration on motivational, subjective, and physiological effects of cig…
PISCES I: Precision Implemented Smoking Cessation Evaluation Study
This phase IV trial investigates how to personalize treatments (such as medications and/or counseling) for quitting smoking based on the unique character trait…
Sensory Evaluation of Cigarettes Claiming Removal of Menthol as a Characterizing Flavor
This clinical trial tests how well current daily smoking adults can identify flavors of cigarettes. Menthol cigarettes account for 31 percent of cigarettes sol…
Effects of Relighting on Smoke Toxicant Deliveries and Subjective Smoking Measures
Characterize effects of relighting on smoke toxicant deliveries and subjective smoking measures. This will be a within-subject comparison in a single experimen…
Non-cigarette Tobacco Products as Harm Reduction Tools in Smokers Who Failed to Quit With Traditional Methods
This study evaluates whether non-cigarette tobacco products (e-cigarettes) can help smokers quit smoking as compared to traditional quit methods (nicotine repl…
Effect of Flavored on!® Nicotine Pouch Products on Smoking Behaviors: a Sequential Multiple Assignment Randomized Controlled Trial
The goal of this clinical trial is to learn about the role of flavored on!® nicotine pouch products (the research products), an oral tobacco-leaf-free product,…