BE893912A - Compositions pharmaceutiques a inhaler - Google Patents

Compositions pharmaceutiques a inhaler

Info

Publication number
BE893912A
BE893912A BE0/208656A BE208656A BE893912A BE 893912 A BE893912 A BE 893912A BE 0/208656 A BE0/208656 A BE 0/208656A BE 208656 A BE208656 A BE 208656A BE 893912 A BE893912 A BE 893912A
Authority
BE
Belgium
Prior art keywords
inhaled
pharmaceutical compositions
pharmaceutical
compositions
Prior art date
Application number
BE0/208656A
Other languages
English (en)
Original Assignee
Fisons Plc
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=10523464&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BE893912(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Fisons Plc filed Critical Fisons Plc
Publication of BE893912A publication Critical patent/BE893912A/fr

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/0012Galenical forms characterised by the site of application
    • A61K9/007Pulmonary tract; Aromatherapy
    • A61K9/0073Sprays or powders for inhalation; Aerolised or nebulised preparations generated by other means than thermal energy
    • A61K9/0075Sprays or powders for inhalation; Aerolised or nebulised preparations generated by other means than thermal energy for inhalation via a dry powder inhaler [DPI], e.g. comprising micronized drug mixed with lactose carrier particles
    • 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
    • A61K9/1682Processes
    • A61K9/1688Processes resulting in pure drug agglomerate optionally containing up to 5% of excipient
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P11/00Drugs for disorders of the respiratory system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P37/00Drugs for immunological or allergic disorders
    • A61P37/08Antiallergic agents

Landscapes

  • Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Pulmonology (AREA)
  • Organic Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Otolaryngology (AREA)
  • Immunology (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
BE0/208656A 1981-07-24 1982-07-22 Compositions pharmaceutiques a inhaler BE893912A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8122846 1981-07-24

Publications (1)

Publication Number Publication Date
BE893912A true BE893912A (fr) 1983-01-24

Family

ID=10523464

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/208656A BE893912A (fr) 1981-07-24 1982-07-22 Compositions pharmaceutiques a inhaler

Country Status (26)

Country Link
US (1) US4590206A (fr)
EP (1) EP0072046B1 (fr)
JP (1) JPS5859914A (fr)
KR (1) KR890002908B1 (fr)
AU (1) AU540826B2 (fr)
BE (1) BE893912A (fr)
CA (1) CA1187415A (fr)
CH (1) CH657273A5 (fr)
DE (1) DE3268533D1 (fr)
DK (1) DK159716C (fr)
FI (1) FI822548L (fr)
FR (1) FR2510405B1 (fr)
GR (1) GR76229B (fr)
HK (1) HK10088A (fr)
HU (1) HU196904B (fr)
IE (1) IE53640B1 (fr)
IL (1) IL66375A0 (fr)
LU (1) LU84291A1 (fr)
MA (1) MA19548A1 (fr)
MY (1) MY8700857A (fr)
NO (1) NO156394C (fr)
NZ (1) NZ201341A (fr)
PH (1) PH22759A (fr)
PT (1) PT75310B (fr)
SG (1) SG68487G (fr)
ZA (1) ZA825222B (fr)

Families Citing this family (96)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5260306A (en) * 1981-07-24 1993-11-09 Fisons Plc Inhalation pharmaceuticals
DE3872635T2 (de) * 1987-04-09 1992-12-17 Fisons Plc Pentamidin enthaltende pharmazeutische zusammensetzungen.
US5204113A (en) * 1987-04-09 1993-04-20 Fisons Plc Pharmaceutical compositions containing pentamidine
US5225183A (en) * 1988-12-06 1993-07-06 Riker Laboratories, Inc. Medicinal aerosol formulations
US5776434A (en) * 1988-12-06 1998-07-07 Riker Laboratories, Inc. Medicinal aerosol formulations
US5198221A (en) * 1989-05-17 1993-03-30 Fisons Plc Pharmaceutical composition
US5439670A (en) * 1989-11-28 1995-08-08 Riker Laboratories, Inc. Medicinal aerosol formulations
US5376386A (en) * 1990-01-24 1994-12-27 British Technology Group Limited Aerosol carriers
EP0465841A3 (en) * 1990-06-13 1992-10-14 Hoechst Aktiengesellschaft Quick acting pharmaceutical inhalation forms of diuretics
US5228607A (en) * 1991-06-07 1993-07-20 Tvp, Inc. Rack mountable on a trailer hitch ball
ES2177544T3 (es) * 1992-06-12 2002-12-16 Teijin Ltd Polvo ultrafinno para inhalar y metodo para su preparacion.
US6582728B1 (en) * 1992-07-08 2003-06-24 Inhale Therapeutic Systems, Inc. Spray drying of macromolecules to produce inhaleable dry powders
US6509006B1 (en) * 1992-07-08 2003-01-21 Inhale Therapeutic Systems, Inc. Devices compositions and methods for the pulmonary delivery of aerosolized medicaments
ATE220327T1 (de) * 1992-09-29 2002-07-15 Inhale Therapeutic Syst Pulmonale abgabe von aktiven fragmenten des parathormons
US6024090A (en) * 1993-01-29 2000-02-15 Aradigm Corporation Method of treating a diabetic patient by aerosolized administration of insulin lispro
US7448375B2 (en) * 1993-01-29 2008-11-11 Aradigm Corporation Method of treating diabetes mellitus in a patient
IL111080A (en) * 1993-10-01 1999-08-17 Astra Ab Method for treating a finely divided powder medicament
IS1736B (is) 1993-10-01 1999-12-30 Astra Ab Aðferð og tæki sem stuðla að aukinni samloðun agna
KR100419037B1 (ko) * 1994-03-07 2004-06-12 넥타르 테라퓨틱스 폐를통한인슐린의전달방법및그조성물
US6051256A (en) 1994-03-07 2000-04-18 Inhale Therapeutic Systems Dispersible macromolecule compositions and methods for their preparation and use
CA2190502A1 (fr) * 1994-05-18 1995-11-23 Robert M. Platz Procedes et compositions pour produire des interferons sous forme de poudre seche
US6290991B1 (en) 1994-12-02 2001-09-18 Quandrant Holdings Cambridge Limited Solid dose delivery vehicle and methods of making same
SE9700134D0 (sv) * 1997-01-20 1997-01-20 Astra Ab New formulation
US5983956A (en) * 1994-10-03 1999-11-16 Astra Aktiebolag Formulation for inhalation
US5980949A (en) * 1994-10-03 1999-11-09 Astra Aktiebolag Formulation for inhalation
SE9700136D0 (sv) * 1997-01-20 1997-01-20 Astra Ab New formulation
US5612053A (en) 1995-04-07 1997-03-18 Edward Mendell Co., Inc. Controlled release insufflation carrier for medicaments
CA2218879A1 (fr) * 1995-05-12 1996-11-14 Genentech, Inc. Administration d'un aerosol constitue de particules de grandes dimensions, contenant un produit a usage biologique
GB9606677D0 (en) * 1996-03-29 1996-06-05 Glaxo Wellcome Inc Process and device
US6652837B1 (en) 1996-05-24 2003-11-25 Massachusetts Institute Of Technology Preparation of novel particles for inhalation
US5874064A (en) * 1996-05-24 1999-02-23 Massachusetts Institute Of Technology Aerodynamically light particles for pulmonary drug delivery
US6503480B1 (en) 1997-05-23 2003-01-07 Massachusetts Institute Of Technology Aerodynamically light particles for pulmonary drug delivery
US5855913A (en) * 1997-01-16 1999-01-05 Massachusetts Instite Of Technology Particles incorporating surfactants for pulmonary drug delivery
US5985309A (en) * 1996-05-24 1999-11-16 Massachusetts Institute Of Technology Preparation of particles for inhalation
US6254854B1 (en) 1996-05-24 2001-07-03 The Penn Research Foundation Porous particles for deep lung delivery
USRE37053E1 (en) 1996-05-24 2001-02-13 Massachusetts Institute Of Technology Particles incorporating surfactants for pulmonary drug delivery
US20020052310A1 (en) * 1997-09-15 2002-05-02 Massachusetts Institute Of Technology The Penn State Research Foundation Particles for inhalation having sustained release properties
US20030203036A1 (en) 2000-03-17 2003-10-30 Gordon Marc S. Systems and processes for spray drying hydrophobic drugs with hydrophilic excipients
WO1998029141A1 (fr) * 1996-12-31 1998-07-09 Inhale Therapeutic Systems, Inc. Procedes permettant de secher par pulverisation des solutions de medicaments hydrophobes et d'excipients hydrophiles et compositions preparees selon ces procedes
SE9700135D0 (sv) * 1997-01-20 1997-01-20 Astra Ab New formulation
SE9700133D0 (sv) * 1997-01-20 1997-01-20 Astra Ab New formulation
GB9703673D0 (en) * 1997-02-21 1997-04-09 Bradford Particle Design Ltd Method and apparatus for the formation of particles
US20030035778A1 (en) * 1997-07-14 2003-02-20 Robert Platz Methods and compositions for the dry powder formulation of interferon
US7052678B2 (en) 1997-09-15 2006-05-30 Massachusetts Institute Of Technology Particles for inhalation having sustained release properties
US20060165606A1 (en) 1997-09-29 2006-07-27 Nektar Therapeutics Pulmonary delivery particles comprising water insoluble or crystalline active agents
US20020017295A1 (en) * 2000-07-07 2002-02-14 Weers Jeffry G. Phospholipid-based powders for inhalation
US6565885B1 (en) 1997-09-29 2003-05-20 Inhale Therapeutic Systems, Inc. Methods of spray drying pharmaceutical compositions
US6946117B1 (en) 1997-09-29 2005-09-20 Nektar Therapeutics Stabilized preparations for use in nebulizers
US6433040B1 (en) 1997-09-29 2002-08-13 Inhale Therapeutic Systems, Inc. Stabilized bioactive preparations and methods of use
ATE239447T1 (de) * 1997-09-29 2003-05-15 Inhale Therapeutic Syst In verneblern verwendbare, stabilisierte zubereitungen
US6309623B1 (en) 1997-09-29 2001-10-30 Inhale Therapeutic Systems, Inc. Stabilized preparations for use in metered dose inhalers
JP2002509119A (ja) * 1998-01-13 2002-03-26 アストラゼネカ ユーケイ リミテッド ドーパミン(D2)レセプターアゴニスト活性を有する化合物およびβ2−アドレナリンレセプターアゴニスト活性を有する化合物(B)を含有する薬学的組成物
EP1092741B1 (fr) * 1998-04-20 2003-09-10 Cosmo Research Institute Polyester et procede de production de celui-ci
US6451349B1 (en) 1998-08-19 2002-09-17 Quadrant Healthcare (Uk) Limited Spray-drying process for the preparation of microparticles
US6956021B1 (en) * 1998-08-25 2005-10-18 Advanced Inhalation Research, Inc. Stable spray-dried protein formulations
US6858199B1 (en) * 2000-06-09 2005-02-22 Advanced Inhalation Research, Inc. High efficient delivery of a large therapeutic mass aerosol
US20010036481A1 (en) * 1999-08-25 2001-11-01 Advanced Inhalation Research, Inc. Modulation of release from dry powder formulations
US7678364B2 (en) 1999-08-25 2010-03-16 Alkermes, Inc. Particles for inhalation having sustained release properties
US6749835B1 (en) 1999-08-25 2004-06-15 Advanced Inhalation Research, Inc. Formulation for spray-drying large porous particles
CA2382821A1 (fr) * 1999-08-25 2001-03-01 Advanced Inhalation Research, Inc. Modulation de liberation a partir de formulations seches en poudre
ATE392885T1 (de) 2000-02-28 2008-05-15 Pharmakodex Ltd Verabreichungssystemen für oral anzuwendende arzneimittel
US8404217B2 (en) 2000-05-10 2013-03-26 Novartis Ag Formulation for pulmonary administration of antifungal agents, and associated methods of manufacture and use
EP1280520B2 (fr) 2000-05-10 2018-03-21 Novartis AG Poudres a base de phospholipides permettant de distribuer un medicament
US7871598B1 (en) 2000-05-10 2011-01-18 Novartis Ag Stable metal ion-lipid powdered pharmaceutical compositions for drug delivery and methods of use
US7575761B2 (en) 2000-06-30 2009-08-18 Novartis Pharma Ag Spray drying process control of drying kinetics
AU2001277230A1 (en) * 2000-08-01 2002-02-13 Inhale Therapeutic Systems, Inc. Apparatus and process to produce particles having a narrow size distribution andparticles made thereby
SE0002822L (sv) * 2000-08-04 2002-01-29 Microdrug Ag Elektropulver
FI20002215A0 (fi) * 2000-10-06 2000-10-06 Orion Yhtymae Oyj Yhdistelmäpartikkelit
FI20002216A0 (fi) * 2000-10-06 2000-10-06 Orion Yhtymae Oyj Yhdistelmäpartikkelit astman hoitoon
GB0027357D0 (en) 2000-11-09 2000-12-27 Bradford Particle Design Plc Particle formation methods and their products
US20030125236A1 (en) * 2000-12-29 2003-07-03 Advenced Inhalation Research, Inc. Particles for inhalation having rapid release properties
JP2005504715A (ja) 2000-12-29 2005-02-17 アドバンスト インハレーション リサーチ,インコーポレイテッド 持続放出特性を有する吸入用粒子
US20020141946A1 (en) * 2000-12-29 2002-10-03 Advanced Inhalation Research, Inc. Particles for inhalation having rapid release properties
DE10128779A1 (de) 2001-06-13 2003-01-02 Boehringer Ingelheim Pharma Verfahren zur Reinigung von Hartgelatinekapseln
GB0208742D0 (en) 2002-04-17 2002-05-29 Bradford Particle Design Ltd Particulate materials
WO2003020197A1 (fr) 2001-09-05 2003-03-13 Vectura Limited Perfectionnements dans ou ayant trait a l'administration orale de medicaments
US8524279B2 (en) 2001-11-01 2013-09-03 Novartis Ag Spray drying methods and related compositions
ES2415654T3 (es) * 2001-11-20 2013-07-26 Civitas Therapeutics, Inc. Composiciones particuladas mejoradas para suministro pulmonar
US20030129250A1 (en) * 2001-11-20 2003-07-10 Advanced Inhalation Research Inc. Particulate compositions for improving solubility of poorly soluble agents
TWI324518B (en) 2001-12-19 2010-05-11 Nektar Therapeutics Pulmonary delivery of aminoglycosides
US20040014679A1 (en) * 2002-02-20 2004-01-22 Boehringer Ingelheim Pharma Gmbh & Co., Kg Inhalation powder containing the CGRP antagonist BIBN4096 and process for the preparation thereof
US6941948B2 (en) * 2002-03-07 2005-09-13 Vectura Drug Delivery Medicament storage and delivery devices
US7582284B2 (en) * 2002-04-17 2009-09-01 Nektar Therapeutics Particulate materials
GB0216562D0 (en) 2002-04-25 2002-08-28 Bradford Particle Design Ltd Particulate materials
US9339459B2 (en) 2003-04-24 2016-05-17 Nektar Therapeutics Particulate materials
AU2003228907A1 (en) * 2002-05-07 2003-11-11 Nektar Therapeutics Capsules for dry powder inhalers and methods of making and using same
KR20050088243A (ko) 2002-12-30 2005-09-02 넥타르 테라퓨틱스 프리필름화 분무기
US20080118442A1 (en) * 2003-09-10 2008-05-22 Map Pharmaceuticals, Inc. Aerosol Formulations for Delivery of Dihydroergotamine to the Systemic Circulations Via Pulmonary Inhalation
WO2006078841A1 (fr) * 2005-01-21 2006-07-27 President And Fellows Of Harvard College Systemes et procedes de formation de gouttelettes fluidiques encapsulees dans des particules telles que des particules colloidales
US20070286814A1 (en) * 2006-06-12 2007-12-13 Medispray Laboratories Pvt. Ltd. Stable aerosol pharmaceutical formulations
WO2008097664A1 (fr) 2007-02-11 2008-08-14 Map Pharmaceuticals, Inc. Procédé d'administration thérapeutique de dhe pour procurer un soulagement rapide de la migraine tout en minimisant le profil des effets secondaires
WO2010151804A1 (fr) * 2009-06-26 2010-12-29 Map Pharmaceuticals, Inc. Administration de particules de dihydro-ergotamine mésylate au moyen d'un inhalateur-doseur
CN102687071B (zh) 2009-12-09 2013-12-11 旭硝子株式会社 带反射层的euv光刻用衬底、euv光刻用反射型掩模坯料、euv光刻用反射型掩模、和该带反射层的衬底的制造方法
US9808030B2 (en) 2011-02-11 2017-11-07 Grain Processing Corporation Salt composition
CA2869849A1 (fr) 2012-04-13 2013-10-17 Glaxosmithkline Intellectual Property Development Limited Particules agregees comprenant des particules de medicament nanoparticulaires de bromure d'umeclidinium, de trifenatate de vilanterol et de furoate de fluticasone
SG11201507286QA (en) * 2013-03-15 2015-10-29 Pearl Therapeutics Inc Methods and systems for conditioning of particulate crystalline materials

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3957965A (en) * 1967-08-08 1976-05-18 Fisons Limited Sodium chromoglycate inhalation medicament
GB1569611A (en) * 1976-01-23 1980-06-18 Fisons Ltd Pelletised or granular medicament formulation
GB1520248A (en) * 1975-07-24 1978-08-02 Fisons Ltd Sodium cromoglycate containing medicament
US4161516A (en) * 1975-07-25 1979-07-17 Fisons Limited Composition for treating airway disease
IE45260B1 (en) * 1976-01-23 1982-07-28 Fisons Ltd Pelletised or granular medicament formulation
GB1549229A (en) * 1976-09-23 1979-08-01 Fisons Ltd High density sodium cromoglycate

Also Published As

Publication number Publication date
NO156394B (no) 1987-06-09
PT75310A (en) 1982-08-01
ZA825222B (en) 1983-05-25
CA1187415A (fr) 1985-05-21
LU84291A1 (fr) 1983-02-07
DK159716C (da) 1991-04-29
IL66375A0 (en) 1982-11-30
JPS5859914A (ja) 1983-04-09
IE821770L (en) 1983-01-24
FI822548L (fi) 1983-01-25
MY8700857A (en) 1987-12-31
FI822548A0 (fi) 1982-07-20
DK159716B (da) 1990-11-26
MA19548A1 (fr) 1983-04-01
CH657273A5 (fr) 1986-08-29
HK10088A (en) 1988-02-12
DE3268533D1 (en) 1986-02-27
NO822556L (no) 1983-01-25
JPH0468285B2 (fr) 1992-11-02
FR2510405A1 (fr) 1983-02-04
EP0072046B1 (fr) 1986-01-15
AU8635582A (en) 1983-02-10
EP0072046A1 (fr) 1983-02-16
FR2510405B1 (fr) 1985-07-26
PH22759A (en) 1988-12-12
SG68487G (en) 1988-02-19
PT75310B (en) 1985-11-29
NZ201341A (en) 1985-05-31
KR890002908B1 (ko) 1989-08-11
US4590206A (en) 1986-05-20
AU540826B2 (en) 1984-12-06
HU196904B (en) 1989-02-28
NO156394C (no) 1987-09-16
DK325982A (da) 1983-01-25
KR840000226A (ko) 1984-02-18
IE53640B1 (en) 1989-01-04
GR76229B (fr) 1984-08-04

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: FISONS PLC

Effective date: 19940731