A(n) disorder is diagnosed when disruptions in personal identity, awareness, or memory are extreme, frequent, and seriously impair the ability to function in everyday life.

Drugs have a high potential for abuse. there is no routine therapeutic use for these drugs and they are not available for regular use. they may be obtained for “investigational use only” by applying to the u.s. drug enforcement agency. examples include heroin and lsd. which scheduled drug is this?