ATE239451T1 - Verfahren zur stabilen einarbeitung von substanzen in trockene geschäumte glasmatrizen und auf diese weise hergestellte zusammensetzungen - Google Patents

Verfahren zur stabilen einarbeitung von substanzen in trockene geschäumte glasmatrizen und auf diese weise hergestellte zusammensetzungen

Info

Publication number
ATE239451T1
ATE239451T1 AT96917569T AT96917569T ATE239451T1 AT E239451 T1 ATE239451 T1 AT E239451T1 AT 96917569 T AT96917569 T AT 96917569T AT 96917569 T AT96917569 T AT 96917569T AT E239451 T1 ATE239451 T1 AT E239451T1
Authority
AT
Austria
Prior art keywords
substances
way
compositions produced
foamed glass
stable incorporation
Prior art date
Application number
AT96917569T
Other languages
English (en)
Inventor
Bruce Joseph Roser
Enda Martin Gribbon
Original Assignee
Elan Drug Delivery 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23930384&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE239451(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Elan Drug Delivery Ltd filed Critical Elan Drug Delivery Ltd
Application granted granted Critical
Publication of ATE239451T1 publication Critical patent/ATE239451T1/de

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
    • A61K9/20—Pills, tablets, discs, rods
    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/04—Preserving or maintaining viable microorganisms
    • 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
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2013—Organic compounds, e.g. phospholipids, fats
    • A61K9/2018—Sugars, or sugar alcohols, e.g. lactose, mannitol; Derivatives thereof, e.g. polysorbates
    • 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
    • A61K9/2095—Tabletting processes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P21/00—Drugs for disorders of the muscular or neuromuscular system
    • A61P21/02—Muscle relaxants, e.g. for tetanus or cramps
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/04—Antibacterial agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Epidemiology (AREA)
  • Biotechnology (AREA)
  • Communicable Diseases (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Virology (AREA)
  • Genetics & Genomics (AREA)
  • Oncology (AREA)
  • Neurology (AREA)
  • Biochemistry (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Biomedical Technology (AREA)
  • Pain & Pain Management (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Physical Education & Sports Medicine (AREA)
  • General Engineering & Computer Science (AREA)
  • Medicinal Preparation (AREA)
  • Glass Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
AT96917569T 1995-06-07 1996-06-07 Verfahren zur stabilen einarbeitung von substanzen in trockene geschäumte glasmatrizen und auf diese weise hergestellte zusammensetzungen ATE239451T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48604395A 1995-06-07 1995-06-07
PCT/GB1996/001367 WO1996040077A2 (en) 1995-06-07 1996-06-07 Methods for stably incorporating substances within dry, foamed glass matrices and compositions obtained thereby

Publications (1)

Publication Number Publication Date
ATE239451T1 true ATE239451T1 (de) 2003-05-15

Family

ID=23930384

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96917569T ATE239451T1 (de) 1995-06-07 1996-06-07 Verfahren zur stabilen einarbeitung von substanzen in trockene geschäumte glasmatrizen und auf diese weise hergestellte zusammensetzungen

Country Status (22)

Country Link
EP (1) EP0831790B1 (de)
JP (1) JP4502406B2 (de)
KR (1) KR19990022710A (de)
CN (1) CN1245957C (de)
AP (1) AP852A (de)
AT (1) ATE239451T1 (de)
AU (1) AU713599B2 (de)
BR (1) BR9609188A (de)
CA (1) CA2223438C (de)
CZ (1) CZ391297A3 (de)
DE (1) DE69628007T2 (de)
DK (1) DK0831790T3 (de)
ES (1) ES2194992T3 (de)
HU (1) HUP9901716A3 (de)
IL (1) IL122482A (de)
MX (1) MX9709716A (de)
NO (1) NO975773L (de)
NZ (1) NZ309841A (de)
PL (1) PL184823B1 (de)
PT (1) PT831790E (de)
SK (1) SK167597A3 (de)
WO (1) WO1996040077A2 (de)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK0679088T3 (da) 1992-09-29 2002-10-28 Inhale Therapeutic Syst Pulmonal levering af aktive fragmenter af parathyreoideaea hormon
DE69535897D1 (de) 1994-03-07 2009-01-22 Nektar Therapeutics Verfahren und Zusammensetzung für die pulmonale Darreichung von Insulin
JP4142095B2 (ja) 1994-06-02 2008-08-27 クアドラント・ドラツグ・デリバリー・リミテツド 各種物質の再水和または融解時の凝集を防止する方法及び該方法により得られる組成物
US6964771B1 (en) 1995-06-07 2005-11-15 Elan Drug Delivery Limited Method for stably incorporating substances within dry, foamed glass matrices
US6509146B1 (en) 1996-05-29 2003-01-21 Universal Preservation Technologies, Inc. Scalable long-term shelf preservation of sensitive biological solutions and suspensions
US5766520A (en) * 1996-07-15 1998-06-16 Universal Preservation Technologies, Inc. Preservation by foam formation
US6468782B1 (en) 1996-12-05 2002-10-22 Quadrant Healthcare (Uk) Limited Methods of preserving prokaryotic cells and compositions obtained thereby
GB9705588D0 (en) 1997-03-18 1997-05-07 Anglia Research Foundation Stable particle in liquid formulations
US20060165606A1 (en) 1997-09-29 2006-07-27 Nektar Therapeutics Pulmonary delivery particles comprising water insoluble or crystalline active agents
US6565885B1 (en) 1997-09-29 2003-05-20 Inhale Therapeutic Systems, Inc. Methods of spray drying pharmaceutical compositions
US6309623B1 (en) 1997-09-29 2001-10-30 Inhale Therapeutic Systems, Inc. Stabilized preparations for use in metered dose inhalers
AU5459698A (en) * 1997-11-26 1999-06-15 Universal Preservation Technologies, Inc. Preservation of sensitive biological samples by vitrification
US6352722B1 (en) 1997-12-23 2002-03-05 Quadrant Holdings Cambridge Limited Derivatized carbohydrates, compositions comprised thereof and methods of use thereof
WO1999047174A1 (en) * 1998-03-18 1999-09-23 Cambridge Biostability Limited Amorphous glasses for stabilising sensitive products
US6306345B1 (en) 1998-05-06 2001-10-23 Universal Preservation Technologies, Inc. Industrial scale barrier technology for preservation of sensitive biological materials at ambient temperatures
JP2011025068A (ja) * 1999-02-22 2011-02-10 Chugai Pharmaceut Co Ltd プレフィルドシリンジタンパク質溶液製剤
GB9904049D0 (en) * 1999-02-22 1999-04-14 Quadrant Holdings Cambridge Rapidly-soluble compositions
AU776982B2 (en) * 1999-05-04 2004-09-30 Anhydro Limited Method for the preservation of viruses and mycoplasma
US6692695B1 (en) 1999-05-06 2004-02-17 Quadrant Drug Delivery Limited Industrial scale barrier technology for preservation of sensitive biological materials
GB9914412D0 (en) * 1999-06-22 1999-08-18 Worrall Eric E Method for the preservation of viruses,bacteria and biomolecules
EP1402003A4 (de) * 1999-08-19 2004-07-14 Universal Preservation Technologies Inc Konservierung von bakteriellen Zellen unter Raumtemperaturen
US7871598B1 (en) 2000-05-10 2011-01-18 Novartis Ag Stable metal ion-lipid powdered pharmaceutical compositions for drug delivery and methods of use
ES2269441T3 (es) * 2000-06-27 2007-04-01 F. Hoffmann-La Roche Ag Metodo para la preparacion de una composicion.
GB0017999D0 (en) * 2000-07-21 2000-09-13 Smithkline Beecham Biolog Novel device
US6653062B1 (en) 2000-07-26 2003-11-25 Wisconsin Alumni Research Foundation Preservation and storage medium for biological materials
US6537666B1 (en) 2000-10-23 2003-03-25 Universal Preservation Technologies, Inc. Methods of forming a humidity barrier for the ambient temperature preservation of sensitive biologicals
WO2003041637A2 (en) * 2001-11-09 2003-05-22 Centocor, Inc. Lyophilized monoclonal antibody compositions
TWI324518B (en) 2001-12-19 2010-05-11 Nektar Therapeutics Pulmonary delivery of aminoglycosides
CA2503871C (en) 2002-11-01 2012-12-11 Glaxosmithkline Biologicals S.A. An immunogenic composition for generating an immune response against polio virus
EP1428526A1 (de) * 2002-12-13 2004-06-16 Rijksuniversiteit Groningen Zusammensetzung zur schnellen Freisetzung von lipophilen Stoffen
GB0409795D0 (en) * 2004-04-30 2004-06-09 Glaxosmithkline Biolog Sa Drying method
EP2168975A3 (de) * 2004-05-24 2012-01-11 Genvault Corporation Methode zur stabilen Lagerung von Biomolekülen in wiedergewinnbarer Form
AU2005249530B2 (en) 2004-06-02 2012-04-12 Victor Bronshtein Preservation by vaporization
GB0517688D0 (en) * 2005-08-31 2005-10-05 Cambridge Biostability Ltd Improvements in the stabilisation of biological materials
GB0523638D0 (en) * 2005-11-21 2005-12-28 Cambridge Biostability Ltd Pharmaceutical device for the administration of substances to patients
US8968721B2 (en) 2005-12-28 2015-03-03 Advanced Bionutrition Corporation Delivery vehicle for probiotic bacteria comprising a dry matrix of polysaccharides, saccharides and polyols in a glass form and methods of making same
WO2007079147A2 (en) 2005-12-28 2007-07-12 Advanced Bionutrition Corporation A delivery vehicle for probiotic bacteria comprising a dry matrix of polysaccharides, saccharides and polyols in a glass form and methods of making same
JP5285617B2 (ja) 2006-12-18 2013-09-11 アドバンスド バイオニュートリション コーポレーション 生きたプロバイオティクスを含む乾燥食物製品
JP2010534622A (ja) 2007-07-26 2010-11-11 サノフィ パストゥール リミテッド 抗原−アジュバント組成物および方法
JP2012501681A (ja) 2008-09-12 2012-01-26 ジェンボールト コーポレイション 生体分子の貯蔵および安定化のためのマトリックスおよび媒体
EP3266448B1 (de) 2009-03-27 2022-02-16 Intervet International B.V. Impfstoffe in mikropartikelform zur oralen oder nasalen impfung und stärkung von tieren einschliesslich fischen
SG176253A1 (en) 2009-05-26 2011-12-29 Advanced Bionutrition Corp Stable dry powder composition comprising biologically active microorganisms and/or bioactive materials and methods of making
GB0918450D0 (en) 2009-10-21 2009-12-09 Innovata Ltd Composition
US9504750B2 (en) 2010-01-28 2016-11-29 Advanced Bionutrition Corporation Stabilizing composition for biological materials
NZ601017A (en) 2010-01-28 2014-07-25 Advanced Bionutrition Corp Dry glassy composition comprising a bioactive material
CL2011001984A1 (es) 2010-08-13 2012-06-29 Advanced Bionutrition Corp Composicion seca estabilizadora para material biologico que comprende carbohidrato, proteinas hidrolizadas de animal o de planta y un componente de acido carboxilico; metodo de preparacion; y formulacion de entrega oral que comprende la composicion seca estabilizadora.
CA2828248A1 (en) * 2011-02-24 2012-08-30 Paxvax, Inc. Formulations useful for spray drying vaccines
KR102374576B1 (ko) * 2011-05-17 2022-03-15 솔리제닉스, 인크. 열안정성 백신 조성물 및 그의 제조방법
BR112014009866A2 (pt) 2011-10-25 2018-09-04 Onclave Therapeutics Limited formulações de anticorpos e métodos
GB2498774A (en) 2012-01-27 2013-07-31 Bruce Roser Glass-stabilised biological materials and syringe
EP3328215B1 (de) 2015-07-29 2021-07-07 Advanced BioNutrition Corp. Stabile trockene probiotische zusammensetzungen für spezielle diätverwendungen
US12558395B2 (en) 2015-07-29 2026-02-24 Advanced Bionutrition Corp. Stable dry probiotic compositions for special dietary uses
HK1258397A1 (zh) * 2015-09-09 2019-11-08 Drawbridge Health, Inc. 用於样品收集、稳定化和保存的系统、方法和装置
CN106434840B (zh) * 2016-12-02 2019-08-09 北京中检葆泰生物技术有限公司 一种用于微生物法定量检测维生素b12的微孔板、其试剂盒及其制备方法
CN106591415B (zh) * 2017-01-03 2019-12-10 北京中检葆泰生物技术有限公司 一种用于微生物法定量检测生物素的微孔板、其试剂盒及其制备方法
CN106676161B (zh) * 2017-01-03 2020-01-21 北京中检葆泰生物技术有限公司 一种用于微生物法定量检测烟酸的微孔板、其试剂盒及其制备方法
CN106701887B (zh) * 2017-01-03 2020-01-17 北京中检葆泰生物技术有限公司 一种用于微生物法定量检测叶酸的微孔板、其试剂盒及其制备方法
CN106676160B (zh) * 2017-01-03 2020-02-21 北京中检葆泰生物技术有限公司 一种用于微生物法定量检测泛酸的微孔板、其试剂盒及其制备方法
SG10201911879UA (en) 2017-01-10 2020-01-30 Drawbridge Health Inc Devices, systems, and methods for sample collection
CN118086244B (zh) * 2023-08-18 2024-08-06 北京中检葆泰生物技术有限公司 一种乳源碱性磷酸酶标准品的制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3362830A (en) * 1966-04-04 1968-01-09 American Mach & Foundry Preparation of water soluble product
JPS57100177A (en) * 1980-12-16 1982-06-22 Showa Denko Kk Mixed agent composition of amino acid with saccharide
CA1258428A (en) * 1984-06-28 1989-08-15 Nalinkant C. Damani Antacid composition
GB8604983D0 (en) * 1986-02-28 1986-04-09 Biocompatibles Ltd Protein preservation
GB8801338D0 (en) * 1988-01-21 1988-02-17 Quadrant Bioresources Ltd Preservation of viruses
CA2031191C (en) * 1989-05-01 1997-03-25 Julian P. Breillatt, Jr. Composition of beneficial agent and method for administering the same by controlled dissolution
DE3918051A1 (de) * 1989-06-02 1990-12-06 Haensel Otto Gmbh Verfahren zur satzweisen herstellung einer beluefteten suesswarenschaummasse aus einer zuckerloesung und einer aufschlagmittelloesung
GB9010742D0 (en) * 1990-05-14 1990-07-04 Quadrant Bioresources Ltd Stabilization of biological macromolecular substances
JPH06182189A (ja) * 1991-05-31 1994-07-05 Res Corp Technol Inc 自己乳化型ガラス
JP3164854B2 (ja) * 1991-10-31 2001-05-14 雪印乳業株式会社 皮膚衛生用シート
EP0615438B1 (de) * 1991-12-05 1996-07-24 Mallinckrodt Veterinary, Inc. Glasartige kohlenhydratenmatrize zur verabreichung von heilmitteln mit verzögerter wirkstoffabgabe
CA2117351C (en) * 1992-01-13 1998-03-03 Julian Belknap Lo Preparation of tablets of increased strength
US5523106A (en) * 1994-02-03 1996-06-04 Nabisco, Inc. Juice-based expanded snacks and process for preparing them
EP0760680A1 (de) * 1994-05-27 1997-03-12 Farmarc Nederland Bv Pharmazeutische zusammensetzungen

Also Published As

Publication number Publication date
HUP9901716A2 (hu) 1999-09-28
PL323902A1 (en) 1998-04-27
NZ309841A (en) 1999-10-28
MX9709716A (es) 1998-03-31
IL122482A0 (en) 1998-06-15
EP0831790B1 (de) 2003-05-07
BR9609188A (pt) 1999-05-11
WO1996040077A3 (en) 1997-01-23
CZ391297A3 (cs) 1998-05-13
JP4502406B2 (ja) 2010-07-14
CN1193908A (zh) 1998-09-23
JPH11506467A (ja) 1999-06-08
CN1245957C (zh) 2006-03-22
CA2223438A1 (en) 1996-12-19
ES2194992T3 (es) 2003-12-01
SK167597A3 (en) 1998-10-07
IL122482A (en) 1999-10-28
AU713599B2 (en) 1999-12-09
CA2223438C (en) 2008-05-13
AP852A (en) 2000-06-16
NO975773L (no) 1998-02-03
EP0831790A2 (de) 1998-04-01
AP9701151A0 (en) 1998-01-31
DK0831790T3 (da) 2003-09-01
KR19990022710A (ko) 1999-03-25
DE69628007T2 (de) 2003-11-27
WO1996040077A2 (en) 1996-12-19
PT831790E (pt) 2003-07-31
PL184823B1 (pl) 2002-12-31
HUP9901716A3 (en) 2000-04-28
AU6009896A (en) 1996-12-30
DE69628007D1 (de) 2003-06-12
NO975773D0 (no) 1997-12-08

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