ZA200410343B - Process for the preparation of crystalline nano-particle dispersions. - Google Patents

Process for the preparation of crystalline nano-particle dispersions. Download PDF

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Publication number
ZA200410343B
ZA200410343B ZA200410343A ZA200410343A ZA200410343B ZA 200410343 B ZA200410343 B ZA 200410343B ZA 200410343 A ZA200410343 A ZA 200410343A ZA 200410343 A ZA200410343 A ZA 200410343A ZA 200410343 B ZA200410343 B ZA 200410343B
Authority
ZA
South Africa
Prior art keywords
particles
process according
aqueous phase
solution
dispersion
Prior art date
Application number
ZA200410343A
Other languages
English (en)
Inventor
Tommy Urban Skantze
Sara Forssen
Per Lennart Lindfors
Original Assignee
Astrazeneca Ab
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 Astrazeneca Ab filed Critical Astrazeneca Ab
Publication of ZA200410343B publication Critical patent/ZA200410343B/en

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/10Dispersions; Emulsions
    • 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
    • A61K9/141Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
    • A61K9/145Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic compounds
    • 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
    • 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
    • A61K9/141Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
    • A61K9/146Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular compounds
    • 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
    • A61K9/51Nanocapsules; Nanoparticles
    • 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
    • A61K9/51Nanocapsules; Nanoparticles
    • A61K9/5107Excipients; Inactive ingredients
    • A61K9/513Organic macromolecular compounds; Dendrimers
    • A61K9/5138Organic macromolecular compounds; Dendrimers obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00Manufacture or treatment of nanostructures

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Nanotechnology (AREA)
  • Optics & Photonics (AREA)
  • Biomedical Technology (AREA)
  • Dispersion Chemistry (AREA)
  • Colloid Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Medicinal Preparation (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Glass Compositions (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
  • Mixers With Rotating Receptacles And Mixers With Vibration Mechanisms (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
ZA200410343A 2002-07-18 2004-12-22 Process for the preparation of crystalline nano-particle dispersions. ZA200410343B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0216700.5A GB0216700D0 (en) 2002-07-18 2002-07-18 Process

Publications (1)

Publication Number Publication Date
ZA200410343B true ZA200410343B (en) 2005-10-17

Family

ID=9940704

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200410343A ZA200410343B (en) 2002-07-18 2004-12-22 Process for the preparation of crystalline nano-particle dispersions.

Country Status (18)

Country Link
US (1) US7780989B2 (es)
EP (1) EP1524964B1 (es)
JP (1) JP2006504511A (es)
KR (1) KR101061309B1 (es)
CN (1) CN100594885C (es)
AT (1) ATE489939T1 (es)
BR (1) BR0312631A (es)
CA (1) CA2492709C (es)
DE (1) DE60335189D1 (es)
ES (1) ES2355137T3 (es)
GB (1) GB0216700D0 (es)
HK (1) HK1075199A1 (es)
IL (1) IL165930A0 (es)
MX (1) MXPA05000595A (es)
NO (1) NO20050860L (es)
NZ (1) NZ537654A (es)
WO (1) WO2004009057A1 (es)
ZA (1) ZA200410343B (es)

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GB0302673D0 (en) * 2003-02-06 2003-03-12 Astrazeneca Ab Pharmaceutical formulations
GB0302671D0 (en) * 2003-02-06 2003-03-12 Astrazeneca Ab Pharmaceutical formulations
GB0302672D0 (en) * 2003-02-06 2003-03-12 Astrazeneca Ab Pharmaceutical formulations
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GB0314057D0 (en) * 2003-06-18 2003-07-23 Astrazeneca Ab Therapeutic agents
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Also Published As

Publication number Publication date
IL165930A0 (en) 2006-01-15
CN1668280A (zh) 2005-09-14
EP1524964B1 (en) 2010-12-01
DE60335189D1 (de) 2011-01-13
JP2006504511A (ja) 2006-02-09
MXPA05000595A (es) 2005-04-19
CN100594885C (zh) 2010-03-24
CA2492709A1 (en) 2004-01-29
ATE489939T1 (de) 2010-12-15
GB0216700D0 (en) 2002-08-28
NZ537654A (en) 2006-08-31
CA2492709C (en) 2012-01-24
WO2004009057A1 (en) 2004-01-29
AU2003244871A1 (en) 2004-02-09
HK1075199A1 (en) 2005-12-09
KR101061309B1 (ko) 2011-08-31
BR0312631A (pt) 2005-04-19
NO20050860L (no) 2005-04-18
KR20050023432A (ko) 2005-03-09
EP1524964A1 (en) 2005-04-27
US20050202092A1 (en) 2005-09-15
US7780989B2 (en) 2010-08-24
ES2355137T3 (es) 2011-03-23

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