This study examined the change in weight at 6 months of naltrexone/bupropion (NB), a combination pharmacological therapy for weight management, in real-world practice in Canada. The study was conducted through an observational, retrospective, single-arm chart review of adult patients who attended the Wharton Medical Clinic in Ontario, Canada, between 2018 and 2021. The patients had a body mass index ≥30 or ≥27 kg/m