Definition of drug abuse - NCI Dictionary of Cancer Terms

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drug abuse (...uh-BYOOS)

The use of illegal drugs or the use of prescription or over-the-counter drugs for purposes other than those for which they are meant to be used, or in large amounts. Drug abuse may lead to social, physical, emotional, and job-related problems.

Previous Definitions:	DRE, DRI, dronabinol, droperidol, drug
Next Definitions:	drug interaction, drug resistance, drug tolerance, dry orgasm, DSMB