Journal of psychopharmacology (Oxford, England)
April 2016
Stephen J. Kaar, Jason Ferris, Jon Waldron et al.
In recent years the recreational use of inhaled nitrous oxide gas (N2O) is becoming increasingly popular, yet little is known about the characteristics of its users or the effects they experience. This paper presents original research from the 2014 Global Drug Survey (GDS) (n=74,864). GDS runs the largest survey of recreational drug use in the world. The findings confirm N2O as a very common...
Drug and Alcohol Review
March 1, 2016
Adam Winstock, Will Lawn, P. Deluca et al.
AbstractIntroduction and AimsTo assess the prevalence of use and subjective effect profile of methoxetamine among a group of polydrug users.Design and MethodsCross‐sectional, anonymous, online survey of UK‐based polydrug users was conducted. Prevalence of lifetime, last year and last month use, sourcing of the drugs, motivations for use, and subjective effect and risk profile compared with that...
October 7, 2014
Will Lawn, Rohan Borschmann, A. Cottrell et al.
Background: Methoxetamine is a novel psychoactive substance and a legal alternative to ketamine in many countries, including parts of the United States. Frequent recreational ketamine use can cause lower urinary tract symptoms, whereas methoxetamine was originally marketed as “bladder friendly”.Aims: (1) To determine changes in prevalence of methoxetamine use between 2011 and 2012 in the USA...
Journal of psychopharmacology (Oxford, England)
August 1, 2014
Will Lawn, Monica J Barratt, Martin L Williams et al.
The NBOMe compounds are a novel series of hallucinogenic drugs that are potent agonists of the 5-HT2A receptor, have a short history of human consumption and are available to buy online, in most countries. In this study, we sought to investigate the patterns of use, characteristics of users and self-reported effects. A cross-sectional anonymous online survey exploring the patterns of drug use...
International Journal of Drug Policy
July 15, 2014
Hanna Uosukainen, Ulrich Tacke, Adam Winstock
55 citations
BackgroundEvidence regarding MDMA (ecstasy) dependence and the most suitable criteria for its assessment are controversial. This study aimed to assess the prevalence of last year symptoms of dependence upon MDMA compared to cocaine, mephedrone and ketamine among a large global non-treatment seeking sample.MethodsA cross-sectional anonymous online survey was promoted by a UK-based dance music...
Journal of Psychopharmacology
November 27, 2013
Adam Winstock, Stephen J. Kaar, Rohan Borschmann
101 citations
This paper presents original research on prevalence, user characteristics and effect profile of N,N-dimethyltryptamine (DMT), a potent hallucinogenic which acts primarily through the serotonergic system. Data were obtained from the Global Drug Survey (an anonymous online survey of people, many of whom have used drugs) conducted between November and December 2012 with 22,289 responses. Lifetime...
European Addiction Research
December 18, 2006
Jim Mccambridge, Adam Winstock, Neil Hunt et al.
113 citations
<i>Aims:</i> To describe and assess trends in the use of hallucinogens and other adjunct drugs over a 5-year period. <i>Design:</i> Repeated-measures cross-sectional survey. <i>Setting and Participants:</i> Annual magazine-based survey targeting people who use drugs in dance contexts. <i>Measurements:</i> Lifetime use prevalence (ever used); age of first use; current use prevalence (any use...