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The treatment effects of quitting smoking by varenicline — a fMRI study
Peng Peng1, Chun-lin Li2, Bin Jing2, Qing-lei Shi3, and Tao Jiang1
1Radiology, Beijing Chao-yang Hospital, Beijing, China, 2School of biomedical engineering, Capital medical university, Beijing, China, 3HC NEA DI MR Siemens Healthcare Ltd, Beijing, China
Varenicline can improve the control of desire.It also can reduce activity of inhibition system,which has inhibitory effect to conscious control system.Ultimately,it improves smokers’ control ability on smoking addiction and maintain the state of smoking cessation.
Figure 1. Quitting smokers' brain activation increased areas (fALFF) than that before smoking cessation treatment. A: Brain activation in smokers increased after cessation treatment when saw smoking images. B: Brain activation in smokers increased after cessation treatment when saw nonsmoking pictures.
Figure 2. Brain activation areas in smokers when they saw smoking pictures compared with non-smoking pictures before smoking cessation treatment.