Literature Review Substance Use Disorder Defined According to the American Psychological Association, the definitional boundaries of what addiction is has changed multiple times over the years. Addiction was relabeled dependence in 1964 by the World Health Organization, as it thought that the word addiction closely linked to opiate use. A few years ago, the fifth edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) was released and combined the diagnostic categories for substance abuse and substance dependence (American Psychiatric Association, 2013). These diagnoses have replaced the term with substance use disorders. The substance abuse category has removed as the committee argues that there not be enough evidence of an intermediate state between substance use and substance dependence. The DSM–5 definitions of substance use disorder, “a cluster of cognitive, behavioral, and physiological symptoms indicating that the individual continues using the substance despite significant substance-related problems” this definition used to refer to substance addiction (American Psychiatric Association, 2013, p. 483). Addiction, substance use disorder, and dependence all refer to a chronic drug-taking condition, and for these terms are used with that intended definition. Substance abuse is now only used for research specific to that occurrence. A common clinical conception of alcohol dependence is that it is chronic, and also the plan of impaired management