TOBACCO SMOKING

This study tested whether mailing free samples of varenicline (Chantix) or nicotine patches and lozenges helps smokers quit. Over 650 daily smokers were randomly assigned to receive a free sample of varenicline, nicotine replacement products, or no medication. Participants comple…

This study tested two methods to help people living with HIV/AIDS in South Africa reduce their cigarette smoking: using e-cigarettes or nicotine replacement therapy (like patches), plus supportive text messages. 106 adults who smoked daily took part. The goal was to see if these …

This study tested whether offering financial rewards helps homeless adults quit smoking. 184 participants received smoking cessation coaching and a prescription for varenicline. Half were also given escalating cash rewards for each time they tested negative for smoking over 12 we…

This study tested a computer program called C-Raven that uses an interactive avatar to help people quit smoking. Participants used an iPad for two 20-minute sessions and could get nicotine replacement therapy and support from a community health worker. The study was small (18 peo…

This study tested whether taking the smoking-cessation drug varenicline for 4 weeks before quitting, instead of the usual 1 week, helps more people stay smoke-free. 320 smokers were randomly assigned to either the extended or standard pre-quit schedule, and both groups received c…

This study tested a school-based curriculum designed to prevent e-cigarette, tobacco, and betel (areca) nut use among middle school students in Guam. Over 500 students from public schools participated, with some schools receiving the new curriculum and others continuing standard …

This pilot study tested a program for hospitalized people with HIV who smoke. Participants received two computer counseling sessions, nicotine replacement therapy, and follow-up support from a community health worker for up to 8 weeks. The goal was to see if this approach is feas…

This small study tested whether a type of brain stimulation called TMS could reduce cigarette cravings and attention to smoking cues in people living with HIV/AIDS. Four participants received either real or fake (sham) stimulation over four sessions. The goal was to see if TMS co…

This study measured harmful chemicals in the air after adults used either a heated tobacco product (ploom) or regular cigarettes in a sealed room. Researchers tracked over 20 pollutants like nicotine, formaldehyde, and benzene. The goal was to see how the two products differ in s…

This small, early-phase study tested whether a single dose of sedatives like ketamine, midazolam, or dexmedetomidine could reduce cigarette cravings and smoking in 20 daily smokers. Participants received one of these drugs or a placebo (saline) and reported their cravings, withdr…

This study tested a program to help staff at community mental health clinics better support their patients in quitting smoking. Researchers worked with 91 clinic staff to see if training and support could improve their knowledge and confidence in delivering evidence-based smoking…