ZA922130B - 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
ZA922130B
ZA922130B ZA922130A ZA922130A ZA922130B ZA 922130 B ZA922130 B ZA 922130B ZA 922130 A ZA922130 A ZA 922130A ZA 922130 A ZA922130 A ZA 922130A ZA 922130 B ZA922130 B ZA 922130B
Authority
ZA
South Africa
Prior art keywords
long
preparation
biodegradable microparticles
acting
acting biodegradable
Prior art date
Application number
ZA922130A
Other languages
English (en)
Inventor
Norbert Lill
Lill Norbert
Juergen Sandow
Sandow Juergen
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of ZA922130B publication Critical patent/ZA922130B/xx

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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Peptides Or Proteins (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Materials For Medical Uses (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
ZA922130A 1991-03-25 1992-03-24 Long-acting biodegradable microparticles and a process for their preparation ZA922130B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4109746 1991-03-25

Publications (1)

Publication Number Publication Date
ZA922130B true ZA922130B (en) 1992-11-25

Family

ID=6428150

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA922130A ZA922130B (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 (xx)
JP (1) JP3346789B2 (xx)
KR (1) KR100203253B1 (xx)
AT (1) ATE124254T1 (xx)
AU (1) AU653210B2 (xx)
CA (1) CA2063883C (xx)
CY (1) CY2032A (xx)
CZ (1) CZ284756B6 (xx)
DE (1) DE59202649D1 (xx)
DK (1) DK0505966T3 (xx)
ES (1) ES2076592T3 (xx)
FI (1) FI99084C (xx)
HR (1) HRP940838B1 (xx)
IE (1) IE67555B1 (xx)
IL (1) IL101346A0 (xx)
MY (1) MY109719A (xx)
NO (1) NO302856B1 (xx)
NZ (1) NZ242073A (xx)
YU (1) YU48420B (xx)
ZA (1) ZA922130B (xx)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0535937B2 (en) * 1991-10-01 2008-05-21 Takeda Chemical Industries, Ltd. Prolonged release microparticle preparation and production of the same
JP2651320B2 (ja) * 1992-07-16 1997-09-10 田辺製薬株式会社 徐放性マイクロスフェア製剤の製造方法
AU4198793A (en) * 1992-07-24 1994-01-27 Takeda Chemical Industries Ltd. Microparticle preparation and production thereof
HU221308B1 (en) * 1992-10-26 2002-09-28 Sanol Arznei Schwarz Gmbh Process for producing 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 (ko) * 1998-12-30 2002-08-28 동국제약 주식회사 루테이나이징 호르몬 릴리싱 호르몬 동족체를 함유하는 장기 서방출성 미립구 및 그의 제조방법
JP4510383B2 (ja) 2001-05-23 2010-07-21 田辺三菱製薬株式会社 軟骨疾患修復治療用組成物
US20040146561A1 (en) 2001-05-23 2004-07-29 Naoki Sakurai Compositions for promoting healing of bone fracture
ES2605402T3 (es) 2002-06-25 2017-03-14 Takeda Pharmaceutical Company Limited Procedimiento para producir una composición de liberación sostenida
WO2005092301A1 (en) * 2004-03-26 2005-10-06 Universita' Degli Studi Di Parma Insulin highly respirable microparticles
KR100722607B1 (ko) 2006-05-11 2007-05-28 주식회사 펩트론 분산성 및 주사 투여능이 향상된 서방성 미립구의 제조방법
FR2934856B1 (fr) * 2008-08-05 2010-08-13 Servier Lab Nouveau procede d'obtention de la forme cristalline v de l'agomelatine
BR102012011209A2 (pt) * 2012-05-11 2014-03-25 Bioactive Biomateriais Ltda Material tridimensional polimérico biodegradável e processo de preparo de material tridimensional polimérico biodegradável
CN105963258B (zh) * 2016-04-26 2021-01-22 广州帝奇医药技术有限公司 一种缓释微粒的制备方法
CN105963257B (zh) * 2016-04-26 2021-01-22 广州帝奇医药技术有限公司 一种缓释微粒的制备方法
CN109985585A (zh) * 2019-05-13 2019-07-09 苏州岸谷纳米技术有限公司 一种生物降解高分子微球的快速制备方法

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
DE3784594T2 (de) * 1986-08-11 1994-01-05 Innovata Biomed Ltd Mikrokapseln enthaltende pharmazeutische Zusammensetzungen.
DE3710175A1 (de) * 1987-02-12 1988-08-25 Hoechst Ag Mehrteilige implantierbare arzneizubereitung mit langzeitwirkung
GB2209937B (en) * 1987-09-21 1991-07-03 Depiopharm S A Water insoluble polypeptides
DE3738228A1 (de) * 1987-11-11 1989-05-24 Hoechst Ag Verfahren zur herstellung von bioabbaubaren mikrokapseln wasserloeslicher peptide und proteine sowie nach diesem verfahren erhaltene mikrokapseln
HU221294B1 (en) * 1989-07-07 2002-09-28 Novartis Ag Process for producing retarde compositions containing the active ingredient in a polymeric carrier

Also Published As

Publication number Publication date
JP3346789B2 (ja) 2002-11-18
EP0505966B1 (de) 1995-06-28
DE59202649D1 (de) 1995-08-03
NO302856B1 (no) 1998-05-04
NO921147L (no) 1992-09-28
NO921147D0 (no) 1992-03-24
NZ242073A (en) 1993-08-26
KR920017645A (ko) 1992-10-21
DK0505966T3 (da) 1995-10-30
CA2063883C (en) 2001-12-11
HRP940838B1 (en) 2000-12-31
CS88792A3 (en) 1992-10-14
YU26392A (sh) 1994-12-28
FI921248A0 (fi) 1992-03-23
CZ284756B6 (cs) 1999-02-17
JPH0570363A (ja) 1993-03-23
YU48420B (sh) 1998-07-10
HRP940838A2 (en) 1997-06-30
MY109719A (en) 1997-05-31
CY2032A (en) 1998-02-20
ATE124254T1 (de) 1995-07-15
IE67555B1 (en) 1996-04-17
CA2063883A1 (en) 1992-09-26
ES2076592T3 (es) 1995-11-01
EP0505966A1 (de) 1992-09-30
FI99084B (fi) 1997-06-30
IE920956A1 (en) 1992-10-07
FI99084C (fi) 1997-10-10
AU1310992A (en) 1992-10-01
FI921248A (fi) 1992-09-26
IL101346A0 (en) 1992-11-15
KR100203253B1 (ko) 1999-06-15
AU653210B2 (en) 1994-09-22

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