Study Evaluating The Safety And Efficacy Of Varenicline and Bupropion For Smoking Cessation In Subjects With And Without A History Of Psychiatric Disorders

Inclusion Criteria

• •Male or female cigarette smokers, 18- 75 years, motivated to stop smoking and considered suitable for a smoking cessation attempt.
• •Smoked an average of at least 10 cigarettes per day during past year and during the month prior to the screening visit, and exhaled carbon monoxide (CO) \>10 ppm at screening.
• •For Neuropsychiatric cohort- subjects must have proper diagnosis as outlined in protocol.