Background and Aims Use of the synthetic methylmethcathinones 2-MMC and 3-MMC (2/3-MMC) is emerging, especially among young people, but their health risks remain unclear. Method A systematic narrative review was conducted on studies describing the availability, pharmaco-toxicological profile, and user …

Background: Drug checking services (DCS) provide information about drug content and purity, alongside personalized feedback, to people who use drugs; however, the demographic and drug use characteristics of DCS clients are rarely reported. This paper describes these characteristics for clients of the …