Clinical Research Directory

Inclusion Criteria: * Enrolled adult medical student at Cairo University with age range (19 - 25) years old. The age range will be from 19 years old to fulfill WHO definition of adulthood. * Current smoker (defined as smoking at least one cigarette- cigarette or vaping per day in the past month). * Motivated to quit smoking within the next six months. * Able to communicate in English sufficiently to use the chatbot. * Has access to a smartphone with internet connection. * Provides informed consent to participate. Exclusion Criteria: * Students currently enrolled in another smoking cessation program or using pharmacological cessation aids. * Students with known severe psychiatric illness or cognitive impairment that may interfere with chatbot interaction identified by self-report. * Students unable or unwilling to provide consent.