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:
Nov. 25, 2003

Filed:

Jun. 14, 2001
Applicant:
Inventors:

Nicholas Peter Franks, London, GB;

Mervyn Maze, London, GB;

Assignee:

Protexeon Limited, London, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 3/300 ;
U.S. Cl.
CPC ...
A61K 3/300 ;
Abstract

The present invention relates to the use of xenon as a neuroprotectant and/or as an inhibitor of synaptic plasticity. In a preferred aspect, the xenon acts as an NMDA antagonist. The present invention also provides a method of reducing the level of activation of the NMDA receptors in a mammal, the method comprising modulating the activity of the NMDA receptor by administering to the mammal a therapeutically effective amount of xenon, wherein said reduction achieves neuroprotection and/or an inhibition of synaptic plasticity. A further embodiment of the invention provides a pharmaceutical composition for providing neuroprotection and/or inhibition of synaptic plasticity, together with a process for the preparation thereof. Another aspect of the invention relates to a pharmaceutical composition suitable for providing neuroprotection, inhibiting synaptic plasticity or relieving neuropathic pain, said composition comprising xenon and a GABAergic agent admixed with a pharmaceutically acceptable carrier, excipient or diluent.


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