Central Nervous System (CNS) depressants are medicines that include sedatives, tranquilizers, and hypnotics. Sedatives primarily include barbiturates (e.g., phenobarbitol) but also include non-benzodiazepine sedative hypnotics such as Ambien® and Lunesta®. Tranquilizers primarily include benzodiazepines, such as Valium® and Xanax®, but also include muscle relaxants and other anti-anxiety medications. These drugs can slow brain activity, making them useful for treating anxiety, panic, acute stress reactions, and sleep disorders ... (view the Research Brief below for the full story).
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