Bilayer composition for the sustained release of acetaminophen and tramadol

Details for Australian Patent Application No. 2008314454 (hide)

Owner LABOPHARM (BARBADOS) LIMITED LABOPHARM INC. LABOPHARM EUROPE LIMITED

Inventors Ouajdi, Patricia; Taga, Samir; Bichara, Ali; Gervais, Sonia; Lemaire, Vincent; Smith, Damon; Le Garrec, Dorothee; Sant, Vinayak; Gosein, Shiva

Agent Griffith Hack

Pub. Number AU-A-2008314454

PCT Pub. Number WO2009/049405

Priority 60/980,203 16.10.07 US

Filing date 15 October 2008

Wipo publication date 23 April 2009

International Classifications

A61K 31/167 (2006.01) - having the nitrogen atom of a carboxamide group directly attached to the aromatic ring, e.g. lidocaine, paracetamol

A61K 9/24 (2006.01) Medicinal preparations characterised by special physical form - Layered or laminated unitary dosage forms

A61K 9/28 (2006.01) Medicinal preparations characterised by special physical form - Dragees

A61K 31/137 (2006.01) - Arylalkylamines, e.g. amphetamine, epinephrine, salbutamol, ephedrine

A61P 29/00 (2006.01) Non-central analgesic, antipyretic or antiinflammatory agents, e.g antirheumatic agents

Event Publications

6 May 2010 PCT application entered the National Phase

  PCT publication WO2009/049405 Priority application(s): WO2009/049405

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