the scoring system or value (0-10) for the Drug Abuse Screening Test (DAST-10), an assessment tool for the systematic examination of the maladaptive use of prescription drugs (substances obtained only by the order of a legal medical professional), illegal drugs (substances deemed as harmful and usually subject to legal restriction), or over-the-counter drugs (medicine that can be bought without a prescription), that may lead to social, occupational, psychological, or physical problems for the individual.