Oral preparation comprising specific organic acid, and method for improvement in elution property and chemical stability of oral preparation

Details for Australian Patent Application No. 2008254038 (hide)

Owner Toray Industries, Inc.

Inventors Ohta, Kotoe; Tokumitsu, Hiroyuki; Minakami, Satoshi

Agent Davies Collison Cave

Pub. Number AU-A-2008254038

PCT Pub. Number WO2008/143240

Priority 2007-133854 21.05.07 JP

Filing date 20 May 2008

Wipo publication date 27 November 2008

International Classifications

A61K 31/485 (2006.01) - Morphinan derivatives, e.g. morphine, codeine

A61K 9/14 (2006.01) Medicinal preparations characterised by special physical form - Particulate form, e.g. powders

A61K 9/20 (2006.01) Medicinal preparations characterised by special physical form - Pills, lozenges or tablets

A61K 9/48 (2006.01) Medicinal preparations characterised by special physical form - Preparations in capsules, e.g. of gelatin, of chocolate

A61K 47/12 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - Carboxylic acids

A61K 47/16 (2006.01) Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives - containing nitrogen

A61P 1/14 (2006.01) Drugs for disorders of the alimentary tract or the digestive system

A61P 13/02 (2006.01) Drugs for disorders of the urinary system

A61P 17/04 (2006.01) Drugs for dermatological disorders

A61P 25/04 (2006.01) Drugs for disorders of the nervous system

C07D 489/02 (2006.01) Heterocyclic compounds containing 4aH-8, 9 c- Iminoethano-phenanthro [4, 5-b, c, d] furan ring systems, e.g. derivatives of [4, 5-epoxy]-morphinan of the formula:

Event Publications

17 December 2009 PCT application entered the National Phase

  PCT publication WO2008/143240 Priority application(s): WO2008/143240

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