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. 2016 Aug 12;12(3):224–247. doi: 10.1007/s13181-016-0580-6

Table 10.

Sedative-hypnotics/muscle relaxants by subtype

N (%)
Benzodiazepines 680 (52.4)
 Clonazepam 217 (16.7)
 Alprazolam 213 (16.4)
 Lorazepam 132 (10.2)
 Diazepam 54 (4.2)
 Benzodiazepine unspecified 34 (2.6)
 Temazepam 7 (0.5)
 Chlordiazepoxide 7 (0.5)
 Midazolam 6 (0.5)
 Miscellaneousa 10 (0.8)
Muscle relaxants 262 (20.2)
 Cyclobenzaprine 100 (7.7)
 Baclofen 77 (6.0)
 Carisoprodol 36 (2.8)
 Tizanidine 33 (2.5)
 Methocarbamol 10 (0.8)
 Miscellaneousb 6 (0.5)
Other sedatives 220 (17.0)
 Gabapentin 145 (11.2)
 Pregabalin 35 (2.7)
 Buspirone 27 (2.1)
 Sedative-hypnotic/muscle relaxant unspecified 5 (0.4)
 Miscellaneousc 8 (0.6)
Nonbenzodiazepine agonists (“Z” drugs) 89 (6.9)
 Zolpidem 84 (6.5)
 Miscellaneousd 5 (0.4)
Barbiturates 46 (3.5)
 Butalbital 28 (2.2)
 Phenobarbital 11 (0.9)
 Miscellaneouse 7 (0.5)
Class total 1297 (100)

aIncludes etizolam, flubromazepam, clorazepate, oxazepam, and triazolam

bIncludes metaxolone, atracurium, chlorzoxazone, orphenadrine, and vecuronium

cIncludes chloral hydrate, phenibut, acamprosate, dichloralphenazone, tropicamide, and propofol

dIncludes eszopiclone and zaleplon

eIncludes butabarbital, barbiturate unspecified, and pentobarbital