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Leslie A. King

5 papers in the library · 286 citations · publishing 1996-2023

Papers

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The new drug phenomenon

Drug Testing and Analysis July 1, 2014 Simon D. Brandt, Leslie A. King, Michael Evans‐brown 164 citations

This special issue provides a multidisciplinary snapshot of recent developments of the broader, arguably phenomenal, changes to the drug market that have occurred in the past decade related to the rise of the new drug phenomenon. This change is largely a result of the growing commodification by entrepreneurs, and increasingly, by criminal groups, of a huge range of psychoactive substances not...

Drug laws and the 'derivative' problem

Drug Testing and Analysis August 15, 2013 Leslie A. King, István Ujváry, Simon D. Brandt 8 citations

The concept of a 'derivative' is used widely in chemistry, where its precise meaning depends on the circumstances. However, numerous examples of derivative also occur in domestic drugs legislation, some of which stem from the 1961 United Nations Single Convention on Narcotic Drugs. There is a commonly held view that only 'first-order' derivatives should be considered: substances that can be...

A brief history of ‘new psychoactive substances’

Drug Testing and Analysis July 1, 2011 Leslie A. King, Andrew T. Kicman 99 citations

This special issue of DTA is devoted to what were once known as 'designer drugs', but in recent times have been described informally as 'legal highs'. The preferred term, as adopted by the European Community in 2005[1], [2] is 'new psychoactive substances'. They are defined as 'Narcotic or psychotropic drugs that are not scheduled under the United Nations 1961 or 1971 Conventions, but which may...

…such as ketamine

BMJ August 17, 1996 David Shewan, Phil Dalgarno, Leslie A. King 14 citations

EDITOR,—There is increasing concern over the toxic1 and neurodegenerative2 effects of ecstasy, and further research is clearly required. Potential hazards can also, however, arise through use of tablets sold as ecstasy that contain substances other than ecstasy, such as ketamine. Ketamine is an anaesthetic agent with a rapid action that has medical and veterinary applications. Drug users who...