dorsed. The DSM-IV specifier fo r a physiological subtype is eliminated in DSM-5, as is the
DSM-IV diagnosis of polysubstance dependence. Early remission from a DSM-5 substance
use disorder is defined as at least 3 but less than 12 months without meeting substance use
disorder criteria (except crav ing), and sustained remission is defined as at least 12 months
without meeting criteria (except craving). Additional new DSM-5 specifiers include “in a
controlled environment”  and “on maintenance therapy”  as the situation warrants.