Suproclone is a sedative

Sedative

A sedative or tranquilizer is a substance that induces sedation by reducing irritability or excitement....

 and anxiolytic

Anxiolytic

An anxiolytic is a drug used for the treatment of anxiety, and its related psychological and physical symptoms...

 drug in the cyclopyrrolone family of drugs, developed by the French pharmaceutical company Rhône-Poulenc. Other cyclopyrrolone drugs include zopiclone

Zopiclone

Zopiclone is a non-benzodiazepine hypnotic agent used in the treatment of insomnia. In the United States, zopiclone is not commercially available, although its active stereoisomer, eszopiclone, is sold under the name Lunesta...

, pagoclone

Pagoclone

Pagoclone is an anxiolytic drug from the cyclopyrrolone family, related to better-known drugs such as the sleeping medication zopiclone. It is one of a relatively recently developed class of medicines known as the nonbenzodiazepines, which have similar effects to the older benzodiazepine group, but...

 and suriclone

Suriclone

Suriclone is a sedative and anxiolytic drug in the cyclopyrrolone family of drugs. Other cyclopyrrolone drugs include zopiclone and pagoclone....

.

Suproclone is very similar in structure to the related drug suriclone

Suriclone

Suriclone is a sedative and anxiolytic drug in the cyclopyrrolone family of drugs. Other cyclopyrrolone drugs include zopiclone and pagoclone....

, but little information has been published about it specifically. However it can be expected that the mechanism of action by which suproclone produces its sedative and anxiolytic effects is by modulating benzodiazepine receptors, in a similar manner to other drugs of this class.