Category,Definition
"All drugs"
"    All drugs"
Opioids
"    All opioids"
"    Opium"
"    Heroin"
"    Other opioids"
"    Methadone"
"    Other synthetic narcotics"
"    Other and unspecified narcotics"
"Other drugs"
"    All other drugs"
"    Cocaine"
"    Cannabis (derivatives)"
"    Lysergide [LSD]"
"    Other and unspecified psychodysleptics"