CL2007001878A1 - Composicion de microesferas biodegradables que comprende un copolimero injertado o en forma de estrella, en bloque con segmentos de poli(n-vinil-2-pirrolidona) y segmentos biodegradables, y un agente biologicamente activo; uso de dicha composicion; y metodo para la preparacion de una composicion de microesferas. - Google Patents

Composicion de microesferas biodegradables que comprende un copolimero injertado o en forma de estrella, en bloque con segmentos de poli(n-vinil-2-pirrolidona) y segmentos biodegradables, y un agente biologicamente activo; uso de dicha composicion; y metodo para la preparacion de una composicion de microesferas.

Info

Publication number
CL2007001878A1
CL2007001878A1 CL2007001878A CL2007001878A CL2007001878A1 CL 2007001878 A1 CL2007001878 A1 CL 2007001878A1 CL 2007001878 A CL2007001878 A CL 2007001878A CL 2007001878 A CL2007001878 A CL 2007001878A CL 2007001878 A1 CL2007001878 A1 CL 2007001878A1
Authority
CL
Chile
Prior art keywords
composition
segments
biodegradable
grafted
pyrrolidone
Prior art date
Application number
CL2007001878A
Other languages
English (en)
Inventor
Laibin Luo
Francois Ravenelle
David Lessard
Damon Smith
Original Assignee
Labopharm Inc
Labopharm Europe Ltd
Labopharm Barbados 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 Labopharm Inc, Labopharm Europe Ltd, Labopharm Barbados Ltd filed Critical Labopharm Inc
Publication of CL2007001878A1 publication Critical patent/CL2007001878A1/es

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K45/00—Medicinal preparations containing active ingredients not provided for in groups A61K31/00 - A61K41/00
    • A61K45/06—Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
    • 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
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1641—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
    • A61K9/1647—Polyesters, e.g. poly(lactide-co-glycolide)
    • 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
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1635—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates

Landscapes

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

Abstract

Composición de microesferas biodegradables que comprende un copolímero injertado o en forma de estrella, en bloque con segmentos de poli(n-vinil-2-pirrolidona) y segmentos biodegradables, y un agente biológicamente activo; uso de dicha composición; y método para la preparación de una composición de microesferas.
CL2007001878A 2005-12-27 2007-06-26 Composicion de microesferas biodegradables que comprende un copolimero injertado o en forma de estrella, en bloque con segmentos de poli(n-vinil-2-pirrolidona) y segmentos biodegradables, y un agente biologicamente activo; uso de dicha composicion; y metodo para la preparacion de una composicion de microesferas. CL2007001878A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US75339405P 2005-12-27 2005-12-27
PCT/CA2006/002078 WO2007073596A1 (en) 2005-12-27 2006-12-21 Degradable polymeric microsphere composition

Publications (1)

Publication Number Publication Date
CL2007001878A1 true CL2007001878A1 (es) 2008-01-18

Family

ID=38217646

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2007001878A CL2007001878A1 (es) 2005-12-27 2007-06-26 Composicion de microesferas biodegradables que comprende un copolimero injertado o en forma de estrella, en bloque con segmentos de poli(n-vinil-2-pirrolidona) y segmentos biodegradables, y un agente biologicamente activo; uso de dicha composicion; y metodo para la preparacion de una composicion de microesferas.

Country Status (4)

Country Link
AR (1) AR061655A1 (es)
CA (1) CA2634830A1 (es)
CL (1) CL2007001878A1 (es)
WO (1) WO2007073596A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060198891A1 (en) 2004-11-29 2006-09-07 Francois Ravenelle Solid formulations of liquid biologically active agents
US8580307B2 (en) * 2006-06-22 2013-11-12 Ethicon, Inc. High glass transition temperature absorbable microspheres
US9714318B2 (en) * 2013-07-26 2017-07-25 Stratasys, Inc. Polyglycolic acid support material for additive manufacturing systems
CN104072698A (zh) * 2014-07-08 2014-10-01 成都市绿科华通科技有限公司 具有星型以及多孔结构的载药嵌段高分子材料
WO2016197262A1 (en) * 2015-06-12 2016-12-15 Bayer Pharma Aktiengesellschaft Process for the preparation of porous microparticles
CN114917411A (zh) * 2022-05-31 2022-08-19 常州药物研究所有限公司 含两亲性微球的混合凝胶及其制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0758244B2 (en) * 1994-05-06 2008-02-13 Pfizer Inc. Controlled-release dosage forms of azithromycin
CA2248592A1 (en) * 1998-08-31 2000-02-29 Christopher D. Batich Microspheres for use in the treatment of cancer
US6338859B1 (en) * 2000-06-29 2002-01-15 Labopharm Inc. Polymeric micelle compositions
US6579519B2 (en) * 2000-09-18 2003-06-17 Registrar, University Of Delhi Sustained release and long residing ophthalmic formulation and the process of preparing the same
US20030152622A1 (en) * 2001-10-25 2003-08-14 Jenny Louie-Helm Formulation of an erodible, gastric retentive oral diuretic
US20040092577A1 (en) * 2002-04-26 2004-05-13 Lerner E. Itzhak Microparticle pharmaceutical compositions for intratumoral delivery
US20060198891A1 (en) * 2004-11-29 2006-09-07 Francois Ravenelle Solid formulations of liquid biologically active agents

Also Published As

Publication number Publication date
WO2007073596A1 (en) 2007-07-05
CA2634830A1 (en) 2007-07-05
AR061655A1 (es) 2008-09-10

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