solved Opiates that are prescribed are often abused. Describe the difference

Opiates that are prescribed are often abused. Describe the difference between using a medication verses abusing the medication.
This discussion question is informed by the following CACREP Standards:
5.C.2.e. Potential for substance use disorders to mimic and/or co-occur with a variety of neurological, medical, and psychological disorders.
TEXTBOOKS
Levinthal, C. (2016). Drugs, behavior, and modern society (8th ed.). Upper Saddle River, NJ: Pearson Publishing ISBN-13:9780134003047
URL:
http://www.gcumedia.com/digital-resources/pearson/2015/drugs-behavior-and-modern-society_ebook_8e.php