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Details for Patent: 8,425,938

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Summary for Patent: 8,425,938

Title:Pharmaceutical composition
Abstract: The present invention relates to an oral controlled release pharmaceutical composition in the form of a unit dosage form comprising: (a) a highly soluble high dose active ingredient consisting essentially of therapeutically effective amount of levetiracetam or a pharmaceutically acceptable derivative thereof, and (b) a rate controlling means comprising a rate-controlling agent and/or a coating selected from (i) a active ingredient permeable coating surrounding the unit dosage form, and (ii) an active ingredient impermeable coating covering one or more surfaces but not all the surfaces of the unit dosage form, wherein the composition is in the form of a compact tablet and the levetiracetam or a pharmaceutically acceptable derivative thereof is present in an amount ranging from about 55% to about 90% by weight of the tablet.
Inventor(s): Zala; Yashoraj Rupsinh (Mumbai, IN), Dharmadhikari; Nitin Bhalachandra (Mumbai, IN)
Assignee: Sun Pharma Advanced Research Company Ltd. (Mumbai, IN)
Application Number:13/102,272
Patent Claim Types:
see list of patent claims
Composition; Dosage form;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 0th percentile
Forward Citations: 0th percentile

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Foreign Priority and PCT Information for Patent: 8,425,938

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
India196/MUM/2005Feb 22, 2005

International Patent Family for Patent: 8,425,938

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office1909770<subscribe>
World Intellectual Property Organization (WIPO)2006123357<subscribe>
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
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