The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 20, 2002

Filed:

Jul. 22, 1998
Applicant:
Inventors:

James W. Young, Palo Alto, CA (US);

Steven Brandt, Marlborough, MA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 3/1495 ; A61K 3/150 ;
U.S. Cl.
CPC ...
A61K 3/1495 ; A61K 3/150 ;
Abstract

Methods and compositions are disclosed utilizing the optically pure (+) isomer of zopiclone. This compound is a potent drug for the treatment of sleep disorders, such as insomnia, and convulsive disorders, such as epilepsy. Similarly, these novel compositions and methods are useful for the treatment of sleep disorders and convulsive disorders while avoiding the concomitant liability of adverse effects associated with the racemic mixture of zopiclone. The optically pure (+) isomer of zopiclone is also useful for treating disorders that are affected by the binding of agonists to central nervous system or peripheral benzodiazepine receptors. Also described are methods and compositions for treating disorders that are affected by binding of agonists to central nervous system or peripheral benzodiazepine receptors while avoiding the adverse effects associated with the administration of the racemic mixture of zopiclone.


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