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Drugs that have an effect on the function of the brain and that often are used to treat psychiatric/neurologic disorders; includes opioids, CNS depressants, and stimulants.
- Browse Related Terms: barbiturate, Benzodiazepine, CNS Depressants, Narcolepsy, Polydrug Abuse, Prescription Drug Abuse, Psychotherapeutics, Respiratory Depression, Sedatives, Tranquilizers