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. 2020 Oct 1;16(4):361–387. doi: 10.1007/s13181-020-00810-7

Table 13.

Opioids.

N (%)
Heroin 497 (37.9)
Fentanyl 192 (14.6)
Oxycodone 164 (12.5)
Buprenorphine 95 (7.2)
Opioid unspecified 75 (5.7)
Methadone 74 (5.6)
Hydrocodone 55 (4.2)
Tramadol 51 (3.9)
Morphine 32 (2.4)
Naloxone 26 (2.0)
Hydromorphone 13 (1.0)
Naltrexone 8 (0.6)
Codeine 7 (0.5)
Acetyl fentanyl 5 (0.4)
Miscellaneousa 18 (1.4)
Class total 1312 (100)

aIncludes carfentanil, diphenoxylate, loperamide, meperidine, N-allyl norfentanyl, norfentanyl, opioid tincture, oxymorphone, propoxyphene, and tapentadol