What Is a Drug Substance Abuse?

Question by junkfood: what is a drug substance abuse?
does any one know ?

Best answer:

Answer by dakinijones
Usually the term is either “drug abuse” or “substance abuse” and it is the misuse of any substance intended for medical use – usually for pleasure.

For wikipedia definitions see: http://en.wikipedia.org/wiki/Substance_abuse
http://en.wikipedia.org/wiki/Drug_abuse

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