Opioid

The report, released by the Midwest Medical Examiner's office, shows Prince self-administered the opioid, which is allegedly fifty times more potent than heroin.

During Friday's edition on NewsOne Now, Jerrold Winter, Ph.D, Professor of Pharmacology and Therapeutics at the University of New York at Buffalo spoke with Roland Martin about pain management, opioid dependence and the true meaning of addition.