ZA733406B - Pharmaceutical formulations - Google Patents

Pharmaceutical formulations

Info

Publication number
ZA733406B
ZA733406B ZA00733406A ZA733406A ZA733406B ZA 733406 B ZA733406 B ZA 733406B ZA 00733406 A ZA00733406 A ZA 00733406A ZA 733406 A ZA733406 A ZA 733406A ZA 733406 B ZA733406 B ZA 733406B
Authority
ZA
South Africa
Prior art keywords
pharmaceutical formulations
formulations
pharmaceutical
Prior art date
Application number
ZA00733406A
Other languages
English (en)
Inventor
H Seager
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 ZA733406B publication Critical patent/ZA733406B/xx

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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules 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
    • A61K9/5089—Processes
    • 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
    • A61K9/2072—Pills, 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
    • A61K9/2077—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets
    • A61K9/2081—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets with microcapsules or coated microparticles according to A61K9/50
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5026—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5036—Polysaccharides, e.g. gums, alginate; Cyclodextrin
    • A61K9/5042—Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
    • A61K9/5047—Cellulose ethers containing no ester groups, e.g. hydroxypropyl methylcellulose
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules 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
    • A61K9/5005—Wall or coating material
    • A61K9/5021—Organic macromolecular compounds
    • A61K9/5052—Proteins, e.g. albumin
    • A61K9/5057—Gelatin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/04—Making microcapsules or microballoons by physical processes, e.g. drying, spraying
    • B01J13/043—Drying and spraying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/02—Making microcapsules or microballoons
    • B01J13/06—Making microcapsules or microballoons by phase separation
    • B01J13/12—Making microcapsules or microballoons by phase separation removing solvent from the wall-forming material solution
    • B01J13/125—Making 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)
ZA00733406A 1972-05-19 1973-05-21 Pharmaceutical formulations ZA733406B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZA733406B true ZA733406B (en) 1975-03-26

Family

ID=10197917

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00733406A ZA733406B (en) 1972-05-19 1973-05-21 Pharmaceutical formulations

Country Status (16)

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

Families Citing this family (15)

* 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 (xx) * 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
SE8404808L (sv) * 1983-10-03 1985-04-04 Avner Rotman Mikrokapslat lekemedel i sot matris
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 (xx) * 1970-09-16 1972-03-20
GB1403584A (en) * 1972-05-19 1975-08-28 Beecham Group Ltd Control medicaments

Also Published As

Publication number Publication date
AU475493B2 (en) 1976-08-26
JPS4954518A (xx) 1974-05-27
JPS49116220A (xx) 1974-11-06
BE799783A (fr) 1973-11-19
HU167559B (xx) 1975-11-28
DK134423B (da) 1976-11-08
DK190774A (da) 1975-10-06
IE37637B1 (en) 1977-09-14
IL42312A0 (en) 1973-07-30
ES414908A1 (es) 1976-06-01
DK134424B (da) 1976-11-08
AT337902B (de) 1977-07-25
AU5596573A (en) 1974-11-21
ATA439473A (de) 1976-11-15
FR2185390B1 (xx) 1977-04-15
FR2185390A1 (xx) 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 (xx) 1973-11-21
IE37637L (en) 1973-11-19
DK134424C (xx) 1977-05-23
DE2325410A1 (de) 1973-11-29

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