DSM-IV, is the diagnostic and statistical manual of mental disorders. It identifies the substance dependence and abuse due to a persons behavior. These terms are not too identify what type of drug that the individual is, however it is to identify with what type of behavior that they are exemplifying.Therefore to say someone has a substance dependence at least three out of seven behaviors must occur in within a year such as tolerance meaning that the individual continues to take a lot of the substance to get to a level that they feel high. Preoccupation which means that the customer takes a large amount of time in order to get, use it or recover from it. Withdrawal is after taking the substance the individual appearance or moods may change.
