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WO2007010508A3 - Controlled release compositions of metaxalone - Google Patents

Controlled release compositions of metaxalone Download PDF

Info

Publication number
WO2007010508A3
WO2007010508A3 PCT/IB2006/052538 IB2006052538W WO2007010508A3 WO 2007010508 A3 WO2007010508 A3 WO 2007010508A3 IB 2006052538 W IB2006052538 W IB 2006052538W WO 2007010508 A3 WO2007010508 A3 WO 2007010508A3
Authority
WO
WIPO (PCT)
Prior art keywords
metaxalone
controlled release
release compositions
compositions
processes
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/IB2006/052538
Other languages
French (fr)
Other versions
WO2007010508A2 (en
Inventor
Vivek Mishra
Rajan Kumar Verma
Hitesh Goel
Nitin Saigal
Narayanan Badri Viswanathan
Rajeev Singh Raghuvanshi
Ashok Rampal
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ranbaxy Laboratories Ltd
Original Assignee
Ranbaxy Laboratories Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ranbaxy Laboratories Ltd filed Critical Ranbaxy Laboratories Ltd
Publication of WO2007010508A2 publication Critical patent/WO2007010508A2/en
Publication of WO2007010508A3 publication Critical patent/WO2007010508A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
    • A61K9/2054—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/167—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction with an outer layer or coating comprising drug; with chemically bound drugs or non-active substances on their surface
    • A61K9/1676—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction with an outer layer or coating comprising drug; with chemically bound drugs or non-active substances on their surface having a drug-free core with discrete complete coating layer containing drug
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2072—Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
    • A61K9/2077—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2072—Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
    • A61K9/2086—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat
    • A61K9/209—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat containing drug in at least two layers or in the core and in at least one outer layer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5073—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals having two or more different coatings optionally including drug-containing subcoatings
    • A61K9/5078—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals having two or more different coatings optionally including drug-containing subcoatings with drug-free core
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5084—Mixtures of one or more drugs in different galenical forms, at least one of which being granules, microcapsules or (coated) microparticles according to A61K9/16 or A61K9/50, e.g. for obtaining a specific release pattern or for combining different drugs

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Preparation (AREA)

Abstract

The present invention relates to a controlled release compositions of metaxalone for oral administration and processes for their preparation.
PCT/IB2006/052538 2005-07-22 2006-07-24 Controlled release compositions of metaxalone Ceased WO2007010508A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN1934/DEL/2005 2005-07-22
IN1934DE2005 2005-07-22

Publications (2)

Publication Number Publication Date
WO2007010508A2 WO2007010508A2 (en) 2007-01-25
WO2007010508A3 true WO2007010508A3 (en) 2007-09-13

Family

ID=37669221

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2006/052538 Ceased WO2007010508A2 (en) 2005-07-22 2006-07-24 Controlled release compositions of metaxalone

Country Status (1)

Country Link
WO (1) WO2007010508A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120093928A1 (en) * 2007-08-09 2012-04-19 Ranbaxy Laboratories Limited Oral metaxalone compositions

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1362585A2 (en) * 2001-01-26 2003-11-19 Osmotica Corp. Pharmaceutical compositions containing a cox-ii inhibitor and a muscle relaxant
WO2004066981A1 (en) * 2003-01-29 2004-08-12 Sun Pharmaceutical Industries Limited Oral controlled release pharmaceutical composition containing metaxalone as active agent
WO2005016310A1 (en) * 2003-08-08 2005-02-24 Elan Pharma International Ltd. Novel metaxalone compositions
WO2005048996A2 (en) * 2003-11-14 2005-06-02 Eurand, Inc. Modified release dosage forms of skeletal muscle relaxants

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1362585A2 (en) * 2001-01-26 2003-11-19 Osmotica Corp. Pharmaceutical compositions containing a cox-ii inhibitor and a muscle relaxant
WO2004066981A1 (en) * 2003-01-29 2004-08-12 Sun Pharmaceutical Industries Limited Oral controlled release pharmaceutical composition containing metaxalone as active agent
WO2005016310A1 (en) * 2003-08-08 2005-02-24 Elan Pharma International Ltd. Novel metaxalone compositions
WO2005048996A2 (en) * 2003-11-14 2005-06-02 Eurand, Inc. Modified release dosage forms of skeletal muscle relaxants

Also Published As

Publication number Publication date
WO2007010508A2 (en) 2007-01-25

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