AT337902B - Verfahren zur herstellung eines pharmazeutischen pulvers - Google Patents

Verfahren zur herstellung eines pharmazeutischen pulvers

Info

Publication number
AT337902B
AT337902B AT439473A AT439473A AT337902B AT 337902 B AT337902 B AT 337902B AT 439473 A AT439473 A AT 439473A AT 439473 A AT439473 A AT 439473A AT 337902 B AT337902 B AT 337902B
Authority
AT
Austria
Prior art keywords
manufacturing
pharmaceutical powder
pharmaceutical
powder
Prior art date
Application number
AT439473A
Other languages
German (de)
English (en)
Other versions
ATA439473A (de
Original Assignee
Beecham Group 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
Application filed by Beecham Group Ltd filed Critical Beecham Group Ltd
Publication of ATA439473A publication Critical patent/ATA439473A/de
Application granted granted Critical
Publication of AT337902B publication Critical patent/AT337902B/de

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations 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
    • A61K9/5089Processes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/20Pills, tablets, discs, rods
    • A61K9/2072Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
    • A61K9/2077Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets
    • A61K9/2081Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets with microcapsules or coated microparticles according to A61K9/50
    • 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
    • A61K9/5005Wall or coating material
    • A61K9/5021Organic macromolecular compounds
    • A61K9/5026Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • 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
    • A61K9/5005Wall or coating material
    • A61K9/5021Organic macromolecular compounds
    • A61K9/5036Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
    • 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
    • A61K9/5005Wall or coating material
    • A61K9/5021Organic macromolecular compounds
    • A61K9/5036Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
    • A61K9/5047Cellulose ethers containing no ester groups, e.g. hydroxypropyl methylcellulose
    • 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
    • A61K9/5005Wall or coating material
    • A61K9/5021Organic macromolecular compounds
    • A61K9/5052Proteins, e.g. albumin
    • A61K9/5057Gelatin
    • 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
    • B01J13/04Making microcapsules or microballoons by physical processes, e.g. drying, spraying
    • B01J13/043Drying and spraying
    • 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
    • B01J13/12Making microcapsules or microballoons by phase separation removing solvent from the wall-forming material solution
    • B01J13/125Making microcapsules or microballoons by phase separation removing solvent from the wall-forming material solution by evaporation of the solvent

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Veterinary Medicine (AREA)
  • Medicinal Chemistry (AREA)
  • Public Health (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
AT439473A 1972-05-19 1973-05-18 Verfahren zur herstellung eines pharmazeutischen pulvers AT337902B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2357672A GB1403584A (en) 1972-05-19 1972-05-19 Control medicaments

Publications (2)

Publication Number Publication Date
ATA439473A ATA439473A (de) 1976-11-15
AT337902B true AT337902B (de) 1977-07-25

Family

ID=10197917

Family Applications (1)

Application Number Title Priority Date Filing Date
AT439473A AT337902B (de) 1972-05-19 1973-05-18 Verfahren zur herstellung eines pharmazeutischen pulvers

Country Status (16)

Country Link
JP (2) JPS4954518A (es)
AR (1) AR197900A1 (es)
AT (1) AT337902B (es)
AU (1) AU475493B2 (es)
BE (1) BE799783A (es)
CA (1) CA1025359A (es)
DE (1) DE2325410A1 (es)
DK (2) DK134424B (es)
ES (1) ES414908A1 (es)
FR (1) FR2185390B1 (es)
GB (1) GB1403584A (es)
HU (1) HU167559B (es)
IE (1) IE37637B1 (es)
IL (1) IL42312A (es)
NL (1) NL7307033A (es)
ZA (1) ZA733406B (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3435747A1 (de) * 1983-10-03 1985-04-11 Avner Rehovot Rotman Dosierungsform fuer medikamente in mikrokapseln mit suesser matrix

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1403584A (en) * 1972-05-19 1975-08-28 Beecham Group Ltd Control medicaments
GB1532993A (en) * 1975-03-07 1978-11-22 Beecham Group Ltd Injectable antibiotic compositions
JPS5446001U (es) * 1977-09-07 1979-03-30
FR2403080A1 (fr) * 1977-09-15 1979-04-13 Heyden Chem Fab Preparation de nitrofurantoine a effet retard pour administration orale et son procede de fabrication
DE2805106A1 (de) * 1978-02-07 1979-08-16 Hoechst Ag Mikrokapseln aus polyvinylalkohol mit fluessigem, wasserunloeslichem fuellgut und verfahren zu deren herstellung
JPS56156214A (en) * 1980-05-02 1981-12-02 Yoshiaki Kawashima Preparation of tableting enteric microcapsule
JPS5867616A (ja) * 1981-10-15 1983-04-22 Tanabe Seiyaku Co Ltd 腸溶性マイクロカプセル
US4370313A (en) * 1981-10-26 1983-01-25 Eaton Laboratories, Inc. Nitrofurantoin dosage form
HU187215B (en) * 1983-01-26 1985-11-28 Egyt Gyogyszervegyeszeti Gyar Method for producing pharmaceutical product of high actor content and prolonged effect
IE58110B1 (en) * 1984-10-30 1993-07-14 Elan Corp Plc Controlled release powder and process for its preparation
JPS61218516A (ja) * 1985-03-25 1986-09-29 Ichimaru Fuarukosu Kk 徐放性マイクロカプセルの製造法
IT1230095B (it) * 1989-04-27 1991-10-05 Parenta Srl Procedimento per la preparazione di forme sterili di polveri iniettabili di antibiotici.
ES2071049T3 (es) * 1990-11-29 1995-06-16 Faulding F H & Co Ltd Procedimiento para producir polvos cargados de liquido.
SE9903236D0 (sv) * 1999-09-10 1999-09-10 Astra Ab Method to obtain microparticles

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7112083A (es) * 1970-09-16 1972-03-20
GB1403584A (en) * 1972-05-19 1975-08-28 Beecham Group Ltd Control medicaments

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3435747A1 (de) * 1983-10-03 1985-04-11 Avner Rehovot Rotman Dosierungsform fuer medikamente in mikrokapseln mit suesser matrix

Also Published As

Publication number Publication date
AU475493B2 (en) 1976-08-26
JPS4954518A (es) 1974-05-27
JPS49116220A (es) 1974-11-06
BE799783A (fr) 1973-11-19
HU167559B (es) 1975-11-28
DK134423B (da) 1976-11-08
DK190774A (da) 1975-10-06
IE37637B1 (en) 1977-09-14
IL42312A0 (en) 1973-07-30
ZA733406B (en) 1975-03-26
ES414908A1 (es) 1976-06-01
DK134424B (da) 1976-11-08
AU5596573A (en) 1974-11-21
ATA439473A (de) 1976-11-15
FR2185390B1 (es) 1977-04-15
FR2185390A1 (es) 1974-01-04
DK134423C (da) 1977-04-12
CA1025359A (en) 1978-01-31
AR197900A1 (es) 1974-05-15
GB1403584A (en) 1975-08-28
IL42312A (en) 1977-01-31
NL7307033A (es) 1973-11-21
IE37637L (en) 1973-11-19
DK134424C (es) 1977-05-23
DE2325410A1 (de) 1973-11-29

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee