High Rates of Tramadol Use among Treatment-Seeking Adolescents in Malmö, Sweden: A Study of Hair Analysis of Nonmedical Prescription Opioid Use

Table 1

Substances included in the quantitative method for drugs in hair.

Opioids	Benzodiazepines and benzodiazepine-like medications	Stimulants	Sedatives
Morphine	Diazepam	Amphetamine	Alimemazine
Codeine	7-Amino-clonazepam	Methamphetamine	Hydroxyzine
Acetylmorphine	7-Amino-nitrazepam	Cocaine	Promethazine
Buprenorphine	7-Amino-flunitrazepam	Benzoylecgonine	Propiomazine
Methadone	Alprazolam	MDMA
Oxycodone	Zopiclone
Tramadol	Zolpidem
Ethylmorphine	Zaleplon
Ketobemidone
Fentanyl
Propoxyphene