Illicit use of drugs

illicit drugs: Illegal drugs, drugs and volatile substances used illicitly, and pharmaceuticals used for non-medical purposes.

non-medical use: Use of drugs either alone or with other drugs to induce or enhance a drug experience, for performance enhancement or for cosmetic purposes (this includes pain-killers/analgesics, tranquilisers/sleeping pills, steroids, methamphetamine and amphetamine, and other opioids such as morphine or pethidine).

principal drug of concern: The main substance that the client stated led them to seek treatment from an alcohol and drug treatment agency.

treatment episode: The period of contact between a client and a treatment provider or a team of providers. Each treatment episode has 1 principal drug of concern and 1 main treatment type. An episode is closed when treatment is completed, there has been no further contact between the client and the treatment provider for 3 months or when treatment is ceased (see reason for cessation).