Introduction: MDMA use among young people in Spain is shaped by psychosocial factors that guide consumption patterns, motivations, and risk-reduction strategies. Objective: To investigate consumption patterns, risk perception, and consumption management (strategies and practices aimed at regulating use) in recreational contexts among young people in Spain. Method: A mixed-methods design was...
Understanding the real-world effects of recreational drug use remains a critical challenge in public health and biomedical research, especially as traditional surveillance systems often underrepresent user experiences. In this study, we leverage social media (specifically Twitter) as a rich and unfiltered source of user-reported effects associated with three emerging psychoactive substances:...
El tusi o tusibí es una sustancia psicoactiva de composición variable que ha sido erróneamente asociada con la 2C-B y denominada “cocaína rosa” en discursos policiales y mediáticos. Su uso se ha expandido desde Colombia hacia América Latina, Europa y España, especialmente en contextos recreativos. Aunque la prevalencia general es baja, estudios realizados entre 2020 y 2024 muestran un notable...
Although 3,4-methylenedioxymethamphetamine (MDMA) has a long history in recreational settings, research on its composition (purity and adulteration) has focused only on tablets even though crystal format is readily available for users. Drug specimens collected between January 2000 and December 2014 were analyzed at Energy Control's facilities. All samples were voluntarily provided by drug...
The use of new psychoactive substances (NPS) as adulterants has received little attention in the literature. In this paper, results from Energy Control's drug checking service documenting the use of NPS as adulterants of controlled drugs are presented, and some reflections about possible explanations for this new phenomenon, potential risks for users, and challenges that it poses are discussed....