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DK1628640T3 - Fremstilling af mikrokapsler ved coacervering, hvilke mikrokapsler indeholder et farmaceutisk middel der er inkorporeret i ethylcelluloseovertrækket - Google Patents

Fremstilling af mikrokapsler ved coacervering, hvilke mikrokapsler indeholder et farmaceutisk middel der er inkorporeret i ethylcelluloseovertrækket

Info

Publication number
DK1628640T3
DK1628640T3 DK04741678T DK04741678T DK1628640T3 DK 1628640 T3 DK1628640 T3 DK 1628640T3 DK 04741678 T DK04741678 T DK 04741678T DK 04741678 T DK04741678 T DK 04741678T DK 1628640 T3 DK1628640 T3 DK 1628640T3
Authority
DK
Denmark
Prior art keywords
microcapsules
coacervation
preparation
ethyl cellulose
pharmaceutical agent
Prior art date
Application number
DK04741678T
Other languages
English (en)
Inventor
Roberto Golzi
Luigi Boltri
Christian Stollberg
Original Assignee
Eurand Spa
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 Eurand Spa filed Critical Eurand Spa
Application granted granted Critical
Publication of DK1628640T3 publication Critical patent/DK1628640T3/da

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/14Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/167Agglomerates; 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
    • A61K9/1676Agglomerates; 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61JCONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J3/00Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
    • A61J3/005Coating of tablets or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/06Making microcapsules or microballoons by phase separation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/06Making microcapsules or microballoons by phase separation
    • B01J13/08Simple coacervation, i.e. addition of highly hydrophilic material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02Making microcapsules or microballoons
    • B01J13/20After-treatment of capsule walls, e.g. hardening
    • B01J13/206Hardening; drying
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules 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
    • A61K9/5073Microcapsules 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
    • A61K9/5078Microcapsules 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Medicinal Preparation (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DK04741678T 2003-05-30 2004-05-28 Fremstilling af mikrokapsler ved coacervering, hvilke mikrokapsler indeholder et farmaceutisk middel der er inkorporeret i ethylcelluloseovertrækket DK1628640T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT001096A ITMI20031096A1 (it) 2003-05-30 2003-05-30 Microcapsule per coacervazione contenenti farmaco incorporato nel polimero di rivestimento
PCT/EP2004/050962 WO2004105725A2 (en) 2003-05-30 2004-05-28 Microcapsules by coacervation containing a pharmaceutical incorporated in the coating polymer

Publications (1)

Publication Number Publication Date
DK1628640T3 true DK1628640T3 (da) 2008-03-17

Family

ID=30131119

Family Applications (1)

Application Number Title Priority Date Filing Date
DK04741678T DK1628640T3 (da) 2003-05-30 2004-05-28 Fremstilling af mikrokapsler ved coacervering, hvilke mikrokapsler indeholder et farmaceutisk middel der er inkorporeret i ethylcelluloseovertrækket

Country Status (9)

Country Link
US (2) US20070048385A1 (da)
EP (1) EP1628640B1 (da)
JP (1) JP4968829B2 (da)
AT (1) ATE378041T1 (da)
DK (1) DK1628640T3 (da)
ES (1) ES2297439T3 (da)
IT (1) ITMI20031096A1 (da)
PL (1) PL1628640T3 (da)
WO (1) WO2004105725A2 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101351680B1 (ko) * 2007-03-22 2014-01-15 주식회사 엘지생활건강 마이크로 캡슐,그 제조방법 및 마이크로 캡슐을 포함하는기능성 조성물
EA201592236A1 (ru) 2013-06-04 2016-06-30 Вайом Байосайнсиз Пвт. Лтд. Частицы с нанесенным покрытием и композиции, включающие такие частицы

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4394287A (en) * 1981-04-10 1983-07-19 Eurand America, Inc. Incorporation of finely divided additives at the surface of microcapsule walls
US4634587A (en) * 1982-07-09 1987-01-06 Key Pharmaceuticals, Inc. Sustained release quinidine dosage form
US4704285A (en) * 1985-11-18 1987-11-03 The Dow Chemical Company Sustained release compositions comprising hydroxypropyl cellulose ethers
JPS62135419A (ja) * 1985-12-06 1987-06-18 Ikeda Mohandou:Kk ジクロフエナク塩の粒状組成物及びその製造法
US5026560A (en) * 1987-01-29 1991-06-25 Takeda Chemical Industries, Ltd. Spherical granules having core and their production
JPH0832625B2 (ja) * 1987-01-29 1996-03-29 武田薬品工業株式会社 有核顆粒およびその製造法
US5252337A (en) * 1991-06-25 1993-10-12 Eurand America, Inc. Controlled release calcium channel blocker microcapsules
EP0706794B1 (en) * 1994-10-14 2001-12-12 Japan Energy Corporation Anti-aids pharmaceutical preparations and processes for the production thereof
DE19539361A1 (de) * 1995-10-23 1997-04-24 Basf Ag Verfahren zur Herstellung von mehrschichtigen, festen Arzneiformen zur oralen oder rektalen Verabreichung
WO1998000116A1 (en) * 1996-06-28 1998-01-08 Schering Corporation Oral composition comprising a triazole antifungal compound
FR2758461A1 (fr) * 1997-01-17 1998-07-24 Pharma Pass Composition pharmaceutique presentant une biodisponibilite elevee et son procede de preparation
UA65607C2 (uk) * 1998-03-04 2004-04-15 Орто-Макнейл Фармацевтикал, Інк. Фармацевтична композиція (варіанти) та спосіб її приготування
US6558700B1 (en) * 1998-04-17 2003-05-06 Taisho Pharmaceutical Co., Ltd. Multiple-unit sustained release tablets
DE19930795A1 (de) * 1999-07-03 2001-01-11 Encapbiosystems Ag Schiers Verfahren zur Verkapselung von Substanzen sowie Teilchen dafür

Also Published As

Publication number Publication date
ATE378041T1 (de) 2007-11-15
ITMI20031096A0 (it) 2003-05-30
ES2297439T3 (es) 2008-05-01
US20130156934A1 (en) 2013-06-20
EP1628640B1 (en) 2007-11-14
US20070048385A1 (en) 2007-03-01
JP4968829B2 (ja) 2012-07-04
WO2004105725A3 (en) 2005-05-26
WO2004105725A2 (en) 2004-12-09
EP1628640A2 (en) 2006-03-01
ITMI20031096A1 (it) 2004-11-30
PL1628640T3 (pl) 2008-06-30
JP2007509844A (ja) 2007-04-19

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