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Clinical Toxicology Volume 55, 2017 - Issue 1
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Letter to the Editor

Synthetic agents off the darknet: a case of U-47700 and phenazepam abuse

Kathy T. VoDepartment of Emergency Medicine, University of California, San Francisco California Poison Control System, San Francisco Division;
,
Xander M. R. van WijkDepartment of Laboratory Medicine, University of California, San Francisco
,
Alan H. B. WuDepartment of Laboratory Medicine, University of California, San Francisco
,
Kara L. LynchDepartment of Laboratory Medicine, University of California, San Francisco
&
Raymond Y. HoCalifornia Poison Control System, San Francisco Division Department of Clinical Pharmacy, University of California, San Francisco
Pages 71-72 | Received 28 Aug 2016, Accepted 15 Sep 2016, Published online: 13 Oct 2016

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Xander M. R. Van Wijk, Robert Goodnough & Jennifer M. Colby. (2019) Mass spectrometry in emergency toxicology: Current state and future applications. Critical Reviews in Clinical Laboratory Sciences 56:4, pages 225-238.
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Inês Tabarra, Sofia Soares, Tiago Rosado, Joana Gonçalves, Ângelo Luís, Sara Malaca, Mário Barroso, Thomas Keller, José Restolho & Eugenia Gallardo. (2019) Novel synthetic opioids – toxicological aspects and analysis. Forensic Sciences Research 4:2, pages 111-140.
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Michael W. Willman, David B. Liss, Evan S. Schwarz & Michael E. Mullins. (2017) The authors reply regarding “Do heroin overdose patients require observation after receiving naloxone?”. Clinical Toxicology 55:4, pages 309-310.
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Articles from other publishers (21)

Vincenzo Abbate, Andrea Sosa Moreno & Timothy J. Wiegand. 2022. Novel Psychoactive Substances. Novel Psychoactive Substances 447 474 .
Piotr Adamowicz & Karolina Nowak. (2021) Blood concentrations of new synthetic opioids. International Journal of Legal Medicine 136:1, pages 107-122.
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Karolina Nowak & Piotr Adamowicz. (2021) Blood concentrations of new psychoactive substances belonging to benzodiazepine class. Forensic Toxicology 39:2, pages 377-384.
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Pietro Brunetti, Raffaele Giorgetti, Adriano Tagliabracci, Marilyn Huestis & Francesco Busardò. (2021) Designer Benzodiazepines: A Review of Toxicology and Public Health Risks. Pharmaceuticals 14:6, pages 560.
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Tatiana O. Kolesnikova, Vadim A. Shevyrin, Oleg S. Eltsov, Sergey L. Khatsko, Konstantin A. Demin, David S. Galstyan, Murilo S. de Abreu & Allan V. Kalueff. (2021) Psychopharmacological characterization of an emerging drug of abuse, a synthetic opioid U-47700, in adult zebrafish. Brain Research Bulletin 167, pages 48-55.
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Michael H. Baumann, Graziella Tocco, Donna M. Papsun, Amanda L. Mohr, Melissa F. Fogarty & Alex J. Krotulski. (2020) U-47700 and Its Analogs: Non-Fentanyl Synthetic Opioids Impacting the Recreational Drug Market. Brain Sciences 10:11, pages 895.
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Michael T. Truver, Christina R. Smith, Nancy Garibay, Theresa A. Kopajtic, Madeleine J. Swortwood & Michael H. Baumann. (2020) Pharmacodynamics and pharmacokinetics of the novel synthetic opioid, U-47700, in male rats. Neuropharmacology 177, pages 108195.
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Nicole S. Jones & Jeffrey H. Comparin. (2020) Interpol review of controlled substances 2016–2019. Forensic Science International: Synergy 2, pages 608-669.
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Helena Fels, Stefanie Lottner-Nau, Tanja Sax, Gabriele Roider, Matthias Graw, Volker Auwärter & Frank Musshoff. (2019) Postmortem concentrations of the synthetic opioid U-47700 in 26 fatalities associated with the drug. Forensic Science International 301, pages e20-e28.
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Xander M R van Wijk, Cassandra Yun, Shirin Hooshfar, Ann M Arens, Derrick Lung, Alan H B Wu & Kara L Lynch. (2019) A Liquid-Chromatography High-Resolution Mass Spectrometry Method for Non-FDA Approved Benzodiazepines. Journal of Analytical Toxicology 43:4, pages 316-320.
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Kirti Kumari Sharma, Tim G. Hales, Vaidya Jayathirtha Rao, Niamh NicDaeid & Craig McKenzie. (2018) The search for the “next” euphoric non-fentanil novel synthetic opioids on the illicit drugs market: current status and horizon scanning. Forensic Toxicology 37:1, pages 1-16.
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Annelies Cannaert, Lakshmi Vasudevan, Melissa Friscia, Amanda L A Mohr, Sarah M R Wille & Christophe P Stove. (2018) Activity-Based Concept to Screen Biological Matrices for Opiates and (Synthetic) Opioids. Clinical Chemistry 64:8, pages 1221-1229.
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Katharina Koch, Volker Auwärter, Maren Hermanns-Clausen, Maurice Wilde & Merja A. Neukamm. (2018) Mixed intoxication by the synthetic opioid U-47700 and the benzodiazepine flubromazepam with lethal outcome: Pharmacokinetic data. Drug Testing and Analysis 10:8, pages 1336-1341.
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Enrico Gerace, Alberto Salomone, Clemente Luciano, Daniele Di Corcia & Marco Vincenti. (2018) First Case in Italy of Fatal Intoxication Involving the New Opioid U-47700. Frontiers in Pharmacology 9.
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Kai Li, Patil Armenian, Jessica Mason & Andrew Grock. (2018) Narcan or Nar-can’t: Tips and Tricks to Safely Reversing Opioid Toxicity. Annals of Emergency Medicine 72:1, pages 9-11.
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Jennifer M Colby, Katie L Thoren & Kara L Lynch. (2018) Suspect Screening Using LC–QqTOF Is a Useful Tool for Detecting Drugs in Biological Samples. Journal of Analytical Toxicology 42:4, pages 207-213.
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Patil Armenian, Kathy T. Vo, Jill Barr-Walker & Kara L. Lynch. (2018) Fentanyl, fentanyl analogs and novel synthetic opioids: A comprehensive review. Neuropharmacology 134, pages 121-132.
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Kerry Anne Rambaran, Steven W. Fleming, Jie An, Samantha Burkhart, Jakub Furmaga, Kurt C. Kleinschmidt, A. Michael Spiekerman & Saeed K. Alzghari. (2017) U-47700: A Clinical Review of the Literature. The Journal of Emergency Medicine 53:4, pages 509-519.
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Barry K. Logan, Amanda L.A. Mohr, Melissa Friscia, Alex J. Krotulski, Donna M. Papsun, Sherri L. Kacinko, Jeri D. Ropero-Miller & Marilyn A. Huestis. (2017) Reports of Adverse Events Associated with Use of Novel Psychoactive Substances, 2013–2016: A Review. Journal of Analytical Toxicology 41:7, pages 573-610.
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Jolanta B. Zawilska. (2017) An Expanding World of Novel Psychoactive Substances: Opioids. Frontiers in Psychiatry 8.
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Panagiota Nikolaou, Maria Katselou, Ioannis Papoutsis, Chara Spiliopoulou & Sotiris Athanaselis. (2016) U-47700. An old opioid becomes a recent danger. Forensic Toxicology 35:1, pages 11-19.
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