for medicinal use. 8 controlled substance- psychoactive drugs that are approved for medical use. 9. substance abuse- continued use of a substance that affects an individual's work, education, and social relationships. 10 substance dependence- addiction/physical drug dependence compulsive pattern of drug use user develops a drug tolerance withdrawal symptoms when discontinued 11 drug tolerance- A condition in which the user becomes progressively less affected by the drug and must take increasingly…
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