Patterns of illicit drug use in NSW, Australia following a reduction in heroin supply

摘要: Abstract Objective: To examine whether a reduction in the availability of heroin New South Wales (NSW) 2001 was associated with community level changes and other drug use. Method: Data from NSW Alcohol Drug Information Service (ADIS) on number persons calling about different types were used to trends calls concern drugs. ADIS is 24-h telephone information counselling service NSW; data has previously been shown be related an inner Sydney needle syringe program drugs injected by clients also time among sentinel group injecting users (IDU). Time series analysis model series. Results: There significant regarding supply. Increases cocaine methamphetamine shortage. The appeared sustained, whereas increases not. Conclusions: Decreases supply sustained decreases use at level. Substitution probably occurred some users, such substitution did not appear as returned pre-shortage levels. Implications: may lead types. health implications need borne mind law enforcement services.