Julkaistu myös painettuna.dependence in smokers.The prospective study consisted of 314 voluntary young adult daily smokers who were motivated to quit smoking. The study was a randomised, placebo-controlled clinical trial, and the results indicated that varenicline might be more effective than nicotine patches in smoking cessation of young adult heavy smokers, at least in short term. Abstinence rates during the follow-up were similar when the nicotine patch and placebo patch were compared in young adult light smokers