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is a kind of:

This term encompasses two overlapping classes of central nervous system depressant drugs, sedatives and hypnotics, which are similar in effect and are often used interchangably. Although benzodiazepines and barbiturates may be included, the term may also be used when referring to a group of non-barbiturate drugs with properties similar to, but chemically distinct from barbiturates and from each other.

Molecular entities



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