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  • 1Department of Pharmacy Practice, College of Pharmacy, University of Florida, Gainesville, Florida, USA.

Pharmacotherapy
|November 5, 2003
PubMed
Summary

The DanceSafe Complete Adulterant Screening Kit, using Marquis, Mecke, and Simon's reagents, is unreliable for identifying 3,4-methylenedioxymethamphetamine (MDMA). Gas chromatography-mass spectrometry is the superior method for accurate drug analysis.

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Area of Science:

  • Forensic Chemistry
  • Analytical Chemistry
  • Public Health

Background:

  • Drug checking services aim to reduce harm by allowing users to screen illicit substances.
  • The DanceSafe Complete Adulterant Screening Kit is a commercially available tool for on-site drug analysis.

Purpose of the Study:

  • To assess the accuracy of the DanceSafe Complete Adulterant Screening Kit in identifying 3,4-methylenedioxymethamphetamine (MDMA) and related compounds.
  • To evaluate the kit's effectiveness in detecting common adulterants in street drugs.

Main Methods:

  • Part 1: 39 street tablets presumed to be MDMA were tested using Marquis, Mecke, and Simon's reagents, followed by gas chromatography-mass spectrometry (GC-MS).
  • Part 2: Seven known drugs of abuse were tested with the kit's reagents to assess specificity.

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Main Results:

  • The Marquis, Mecke, and Simon's reagents failed to differentiate pure MDMA from adulterated samples.
  • The reagents demonstrated low sensitivity and specificity for MDMA identification, even for experienced toxicologists.
  • False-positive results were observed when experienced toxicologists used the unfamiliar reagents.

Conclusions:

  • The Marquis, Mecke, and Simon's reagents in the DanceSafe kit are not recommended for public harm reduction due to inaccurate MDMA identification.
  • Gas chromatography-mass spectrometry (GC-MS) is confirmed as the most sensitive and specific method for identifying MDMA and its contaminants.