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. 2020 May 5;44(8):905–914. doi: 10.1093/jat/bkaa043

Table II.

Summary of Concentrations of All Designer Benzodiazepines Found in Living Cases (N = 554)

	Number of detections^a	Concentrations (mg/L)
	Number of detections^a	Median	Min.	Max.	25th percentile	75th percentile	Mono cases^b
Clonazolam	22	0.0041	0.0017	0.053	0.0027	0.0090	0
Diclazepam	334	0.0096	0.0016	0.25	0.0045	0.019	16
Etizolam	40	0.054	0.015	0.30	0.025	0.10	3
Flualprazolam	10	0.0080	0.0033	0.056	0.0041	0.025	1
Flubromazepam	5	0.037	0.0070	0.70	0.017	0.44	1
Flubromazolam	20	0.0056	0.0004	0.036	0.0015	0.015	0
Phenazepam	138	0.022	0.0018	0.85	0.0082	0.087	4

^{^a}

Note that more than one designer benzodiazepine might be present in a case.

^{^b}

No other drug with relevance for impairment was detected.