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WO2007047047A3 - Polymorph transformation of zolpidem in tablet matrix - Google Patents

Polymorph transformation of zolpidem in tablet matrix Download PDF

Info

Publication number
WO2007047047A3
WO2007047047A3 PCT/US2006/037586 US2006037586W WO2007047047A3 WO 2007047047 A3 WO2007047047 A3 WO 2007047047A3 US 2006037586 W US2006037586 W US 2006037586W WO 2007047047 A3 WO2007047047 A3 WO 2007047047A3
Authority
WO
WIPO (PCT)
Prior art keywords
zolpidem
tablet matrix
polymorph transformation
polymorph
transformation
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/US2006/037586
Other languages
French (fr)
Other versions
WO2007047047A2 (en
Inventor
Brian K Cheng
Stephen H Wu
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.)
Mallinckrodt Inc
Original Assignee
Mallinckrodt Inc
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 Mallinckrodt Inc filed Critical Mallinckrodt Inc
Priority to AU2006303000A priority Critical patent/AU2006303000A1/en
Priority to EP06815522A priority patent/EP1948134A2/en
Priority to CA002626242A priority patent/CA2626242A1/en
Priority to JP2008536591A priority patent/JP2009511627A/en
Priority to US12/089,929 priority patent/US20080200680A1/en
Publication of WO2007047047A2 publication Critical patent/WO2007047047A2/en
Publication of WO2007047047A3 publication Critical patent/WO2007047047A3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems
    • 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

Landscapes

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

Abstract

A method for converting polymorphs of Zolpidem hemitartrate, the method comprising treating tablets comprising Zolpidem hemitartrate with heat and/or moisture.
PCT/US2006/037586 2005-10-17 2006-09-28 Polymorph transformation of zolpidem in tablet matrix Ceased WO2007047047A2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AU2006303000A AU2006303000A1 (en) 2005-10-17 2006-09-28 Polymorph transformation of Zolpidem in tablet matrix
EP06815522A EP1948134A2 (en) 2005-10-17 2006-09-28 Polymorph transformation of zolpidem in tablet matrix
CA002626242A CA2626242A1 (en) 2005-10-17 2006-09-28 Polymorph transformation of zolpidem in tablet matrix
JP2008536591A JP2009511627A (en) 2005-10-17 2006-09-28 Polymorphic transition of zolpidem in tablet matrix
US12/089,929 US20080200680A1 (en) 2005-10-17 2006-09-28 Polymorph Transformation of Zolpidem in Tablet Matrix

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72737105P 2005-10-17 2005-10-17
US60/727,371 2005-10-17

Publications (2)

Publication Number Publication Date
WO2007047047A2 WO2007047047A2 (en) 2007-04-26
WO2007047047A3 true WO2007047047A3 (en) 2007-06-07

Family

ID=37890476

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2006/037586 Ceased WO2007047047A2 (en) 2005-10-17 2006-09-28 Polymorph transformation of zolpidem in tablet matrix

Country Status (7)

Country Link
US (1) US20080200680A1 (en)
EP (1) EP1948134A2 (en)
JP (1) JP2009511627A (en)
CN (1) CN101291654A (en)
AU (1) AU2006303000A1 (en)
CA (1) CA2626242A1 (en)
WO (1) WO2007047047A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080145425A1 (en) * 2006-12-15 2008-06-19 Pliva Research & Development Limited Pharmaceutical composition of zolpidem
DE102008047910A1 (en) 2008-09-19 2010-03-25 Molkerei Meggle Wasserburg Gmbh & Co. Kg Tabletting excipient based on lactose and cellulose
FR2992218B1 (en) * 2012-06-22 2015-01-23 Rivopharm Sa PHARMACEUTICAL COMPOSITION OF MOXIFLOXACIN HYDROCHLORIDE AND PROCESS FOR PREPARING THE SAME
CN108558969A (en) * 2014-03-28 2018-09-21 江苏天士力帝益药业有限公司 The polymorph of pyrazole derivatives

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6242460B1 (en) * 1999-03-25 2001-06-05 Synthon Bv Zolpidem salt forms
WO2001080857A1 (en) * 2000-04-24 2001-11-01 Teva Pharmaceutical Industries Ltd. Zolpidem hemitartrate
WO2005105054A1 (en) * 2004-04-15 2005-11-10 Dr. Reddy's Laboratories Ltd. Dosage form having polymorphic stability

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2600650B1 (en) * 1986-06-27 1988-09-09 Synthelabo PROCESS FOR THE PREPARATION OF IMIDAZOPYRIDINES AND INTERMEDIATE COMPOUNDS

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6242460B1 (en) * 1999-03-25 2001-06-05 Synthon Bv Zolpidem salt forms
WO2001080857A1 (en) * 2000-04-24 2001-11-01 Teva Pharmaceutical Industries Ltd. Zolpidem hemitartrate
WO2005105054A1 (en) * 2004-04-15 2005-11-10 Dr. Reddy's Laboratories Ltd. Dosage form having polymorphic stability

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
GU C.-H. AND GRANT D. J. W.: "Effects of Crystal Structure and Physical Properties on the Release of Chiral Drugs", 15 March 2004, CHIRALITY IN DRUG DESIGN AND DEVELOPMENT, MARCEL DEKKER, ISBN: 0-8247-5062-4, XP002427927 *

Also Published As

Publication number Publication date
US20080200680A1 (en) 2008-08-21
CN101291654A (en) 2008-10-22
CA2626242A1 (en) 2007-04-26
WO2007047047A2 (en) 2007-04-26
JP2009511627A (en) 2009-03-19
EP1948134A2 (en) 2008-07-30
AU2006303000A1 (en) 2007-04-26

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