CA2063883A1 - Long-acting biodegradable microparticles and a process for their preparation - Google Patents

Long-acting biodegradable microparticles and a process for their preparation

Info

Publication number
CA2063883A1
CA2063883A1 CA002063883A CA2063883A CA2063883A1 CA 2063883 A1 CA2063883 A1 CA 2063883A1 CA 002063883 A CA002063883 A CA 002063883A CA 2063883 A CA2063883 A CA 2063883A CA 2063883 A1 CA2063883 A1 CA 2063883A1
Authority
CA
Canada
Prior art keywords
long
preparation
biodegradable microparticles
acting
acting biodegradable
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.)
Granted
Application number
CA002063883A
Other languages
French (fr)
Other versions
CA2063883C (en
Inventor
Norbert Lill
Juergen Sandow
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.)
Hoechst AG
Original Assignee
Norbert Lill
Juergen Sandow
Hoechst Aktiengesellschaft
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 Norbert Lill, Juergen Sandow, Hoechst Aktiengesellschaft filed Critical Norbert Lill
Publication of CA2063883A1 publication Critical patent/CA2063883A1/en
Application granted granted Critical
Publication of CA2063883C publication Critical patent/CA2063883C/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61K9/14—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
    • A61K9/1682—Processes
    • A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
    • 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
    • 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)

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Public Health (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Preparation (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Steroid Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Peptides Or Proteins (AREA)
  • Materials For Medical Uses (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

Long-acting biodegradable microparticles containing therapeutically active peptides as the active substance and poly(lactide-co-glycolide) as the carrier material are described which are obtained by spray drying at temperatures below 60°C at a spray flow rate of above 500 NL/h.
CA002063883A 1991-03-25 1992-03-24 Long-acting biodegradable microparticles and a process for their preparation Expired - Lifetime CA2063883C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4109746 1991-03-25
DEP4109746.7 1991-03-25

Publications (2)

Publication Number Publication Date
CA2063883A1 true CA2063883A1 (en) 1992-09-26
CA2063883C CA2063883C (en) 2001-12-11

Family

ID=6428150

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002063883A Expired - Lifetime CA2063883C (en) 1991-03-25 1992-03-24 Long-acting biodegradable microparticles and a process for their preparation

Country Status (20)

Country Link
EP (1) EP0505966B1 (en)
JP (1) JP3346789B2 (en)
KR (1) KR100203253B1 (en)
AT (1) ATE124254T1 (en)
AU (1) AU653210B2 (en)
CA (1) CA2063883C (en)
CY (1) CY2032A (en)
CZ (1) CZ284756B6 (en)
DE (1) DE59202649D1 (en)
DK (1) DK0505966T3 (en)
ES (1) ES2076592T3 (en)
FI (1) FI99084C (en)
HR (1) HRP940838B1 (en)
IE (1) IE67555B1 (en)
IL (1) IL101346A0 (en)
MY (1) MY109719A (en)
NO (1) NO302856B1 (en)
NZ (1) NZ242073A (en)
YU (1) YU48420B (en)
ZA (1) ZA922130B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013166566A1 (en) * 2012-05-11 2013-11-14 Bioactive Biomaterials Ltda Biodegradable three-dimensional polymer material, and method for preparing a biodegradable three-dimensional polymer material

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69220317T2 (en) * 1991-10-01 1997-10-16 Takeda Chemical Industries Ltd Microparticle summary for extended release and manufacture of the same
JP2651320B2 (en) * 1992-07-16 1997-09-10 田辺製薬株式会社 Method for producing sustained-release microsphere preparation
AU4198793A (en) * 1992-07-24 1994-01-27 Takeda Chemical Industries Ltd. Microparticle preparation and production thereof
EP0625069B1 (en) * 1992-10-26 1998-12-30 Schwarz Pharma Ag Method of manufacturing microcapsules
GB9423419D0 (en) * 1994-11-19 1995-01-11 Andaris Ltd Preparation of hollow microcapsules
CA2192782C (en) * 1995-12-15 2008-10-14 Nobuyuki Takechi Production of microspheres
CA2192773C (en) 1995-12-15 2008-09-23 Hiroaki Okada Production of sustained-release preparation for injection
KR100321854B1 (en) * 1998-12-30 2002-08-28 동국제약 주식회사 Long-term sustained-release microspheres containing luteinizing hormone releasing hormone homologues and a method of producing the same
JP4510383B2 (en) 2001-05-23 2010-07-21 田辺三菱製薬株式会社 Composition for repairing cartilage disease
JP4510384B2 (en) 2001-05-23 2010-07-21 田辺三菱製薬株式会社 Composition for promoting fracture healing
CA2490351C (en) * 2002-06-25 2011-11-01 Takeda Pharmaceutical Company Limited Process for producing sustained-release composition
JP4792457B2 (en) * 2004-03-26 2011-10-12 ユニヴァーシタ’デグリ ステュディ ディ パルマ Highly breathable insulin microparticles
KR100722607B1 (en) 2006-05-11 2007-05-28 주식회사 펩트론 A process of preparing microspheres for sustained release having improved dispersibility and syringeability
FR2934856B1 (en) * 2008-08-05 2010-08-13 Servier Lab NEW PROCESS FOR OBTAINING THE V-CRYSTALLINE FORM OF AGOMELATIN
CN105963258B (en) * 2016-04-26 2021-01-22 广州帝奇医药技术有限公司 Preparation method of sustained-release particles
CN105963257B (en) * 2016-04-26 2021-01-22 广州帝奇医药技术有限公司 Preparation method of sustained-release particles
CN109985585A (en) * 2019-05-13 2019-07-09 苏州岸谷纳米技术有限公司 A kind of fast preparation method of Biodegradable high molecular microballoon

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4962091A (en) * 1986-05-23 1990-10-09 Syntex (U.S.A.) Inc. Controlled release of macromolecular polypeptides
AU612591B2 (en) * 1986-08-11 1991-07-18 Innovata Biomed Limited Pharmaceutical formulations comprising microcapsules
DE3710175A1 (en) * 1987-02-12 1988-08-25 Hoechst Ag MULTI-PIECE IMPLANTABLE MEDICINE PREPARATION WITH LONG-TERM EFFECT
GB2209937B (en) * 1987-09-21 1991-07-03 Depiopharm S A Water insoluble polypeptides
DE3738228A1 (en) * 1987-11-11 1989-05-24 Hoechst Ag METHOD FOR PRODUCING BIODEGRADABLE MICRO-CAPSULES OF WATER-SOLUBLE PEPTIDES AND PROTEINS AND MICRO-CAPSULES OBTAINED BY THIS PROCESS
HU221294B1 (en) * 1989-07-07 2002-09-28 Novartis Ag Process for producing retarde compositions containing the active ingredient in a polymeric carrier

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013166566A1 (en) * 2012-05-11 2013-11-14 Bioactive Biomaterials Ltda Biodegradable three-dimensional polymer material, and method for preparing a biodegradable three-dimensional polymer material

Also Published As

Publication number Publication date
CY2032A (en) 1998-02-20
KR100203253B1 (en) 1999-06-15
EP0505966A1 (en) 1992-09-30
NO302856B1 (en) 1998-05-04
FI99084B (en) 1997-06-30
DK0505966T3 (en) 1995-10-30
ATE124254T1 (en) 1995-07-15
YU48420B (en) 1998-07-10
FI99084C (en) 1997-10-10
JP3346789B2 (en) 2002-11-18
FI921248A0 (en) 1992-03-23
AU1310992A (en) 1992-10-01
CA2063883C (en) 2001-12-11
NO921147D0 (en) 1992-03-24
KR920017645A (en) 1992-10-21
HRP940838B1 (en) 2000-12-31
IL101346A0 (en) 1992-11-15
JPH0570363A (en) 1993-03-23
IE920956A1 (en) 1992-10-07
NZ242073A (en) 1993-08-26
ZA922130B (en) 1992-11-25
CZ284756B6 (en) 1999-02-17
FI921248A (en) 1992-09-26
DE59202649D1 (en) 1995-08-03
HRP940838A2 (en) 1997-06-30
IE67555B1 (en) 1996-04-17
MY109719A (en) 1997-05-31
YU26392A (en) 1994-12-28
EP0505966B1 (en) 1995-06-28
CS88792A3 (en) 1992-10-14
NO921147L (en) 1992-09-28
AU653210B2 (en) 1994-09-22
ES2076592T3 (en) 1995-11-01

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