Efficacy and Safety of Surinabant Treatment as an Aid to Smoking Cessation (SURSMOKE)

Inclusion Criteria: * Patients over legal age smoking at least 10 cigarettes/day as a mean within the 6 months preceding the screening visit. Exclusion Criteria: * Patients with a limited level of motivation. * Other participant in a household enrolled in the study. * Patients who have smoked or consumed non-tobacco cigarettes or any form of tobacco product more than 3 days within the 3 months preceding the screening visit. * Patients dependent to alcohol or illicit drugs. * Patients with a diagnosis of Psychotic Disorder or currently presenting with a Depressive Episode. * Patients who have suffered from a myocardial infarction, unstable angina or other major cardiovascular event within the past 6 months prior to screening. * Pregnant or breast-feeding women or women not protected by effective contraceptive method of birth control. The investigator will evaluate whether there are other reasons why a patient may not participate.