Polysubstance dependence
Definition
Polysubstance dependence refers to a type of substance dependence disorder in which an individual uses at least three different classes of substances indiscriminately and does not have a favorite drug that qualifies for dependence on its own.
Description
Polysubstance dependence is listed as a substance disorder in the Diagnostic and Statistical Manual of Mental Disorderspublished in 2000 (also known as the DSM-IV-TR). The DSM-IV-TRis the latest revision of the manual that it is used by mental health professionals to diagnose mental disorders. When an individual meets criteria for dependence on a group of substances (at least three different types used in the same 12-month period) he or she is given the
[The entire page is 1027 words long]
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