AU522215B2 - Microencapsulation of drugs - Google Patents
Microencapsulation of drugsInfo
- Publication number
- AU522215B2 AU522215B2 AU39236/78A AU3923678A AU522215B2 AU 522215 B2 AU522215 B2 AU 522215B2 AU 39236/78 A AU39236/78 A AU 39236/78A AU 3923678 A AU3923678 A AU 3923678A AU 522215 B2 AU522215 B2 AU 522215B2
- Authority
- AU
- Australia
- Prior art keywords
- microencapsulation
- drugs
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/26—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests in coated particulate form
- A01N25/28—Microcapsules or nanocapsules
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
- A61K8/0241—Containing particulates characterized by their shape and/or structure
- A61K8/025—Explicitly spheroidal or spherical shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
- A61K8/85—Polyesters
-
- 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
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1605—Excipients; Inactive ingredients
- A61K9/1629—Organic macromolecular compounds
- A61K9/1641—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poloxamers
- A61K9/1647—Polyesters, e.g. poly(lactide-co-glycolide)
-
- 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
- A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
- A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
- A61K9/1682—Processes
- A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
-
- 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
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q13/00—Formulations or additives for perfume preparations
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q15/00—Anti-perspirants or body deodorants
-
- 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
- B01J13/08—Simple coacervation, i.e. addition of highly hydrophilic material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
- A61K2800/56—Compounds, absorbed onto or entrapped into a solid carrier, e.g. encapsulated perfumes, inclusion compounds, sustained release forms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
- A61K2800/60—Particulates further characterized by their structure or composition
- A61K2800/61—Surface treated
- A61K2800/62—Coated
- A61K2800/624—Coated by macromolecular compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
- A61K2800/60—Particulates further characterized by their structure or composition
- A61K2800/65—Characterized by the composition of the particulate/core
- A61K2800/654—The particulate/core comprising macromolecular material
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Epidemiology (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Birds (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Dentistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Toxicology (AREA)
- Pest Control & Pesticides (AREA)
- Agronomy & Crop Science (AREA)
- Plant Pathology (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Medicinal Preparation (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82771077A | 1977-08-25 | 1977-08-25 | |
USUS827710 | 1977-08-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU3923678A AU3923678A (en) | 1980-02-28 |
AU522215B2 true AU522215B2 (en) | 1982-05-20 |
Family
ID=25249947
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU39236/78A Expired AU522215B2 (en) | 1977-08-25 | 1978-08-24 | Microencapsulation of drugs |
Country Status (21)
Country | Link |
---|---|
JP (1) | JPS5455717A (en) |
AT (1) | AT372019B (en) |
AU (1) | AU522215B2 (en) |
BE (1) | BE869915A (en) |
CA (1) | CA1122077A (en) |
CH (2) | CH644768A5 (en) |
DE (1) | DE2836044A1 (en) |
DK (2) | DK361878A (en) |
ES (1) | ES472800A1 (en) |
FI (1) | FI64899C (en) |
FR (1) | FR2400950A1 (en) |
GB (1) | GB2003108B (en) |
IE (1) | IE47255B1 (en) |
IL (1) | IL55418A (en) |
IT (1) | IT1098111B (en) |
NL (1) | NL7808613A (en) |
NZ (1) | NZ188232A (en) |
PH (1) | PH15447A (en) |
PT (1) | PT68473A (en) |
SE (1) | SE431942B (en) |
ZA (1) | ZA784855B (en) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6045845B2 (en) * | 1979-10-31 | 1985-10-12 | 田辺製薬株式会社 | Method for producing microcapsules containing pharmaceutical substances |
US4384975A (en) * | 1980-06-13 | 1983-05-24 | Sandoz, Inc. | Process for preparation of microspheres |
PH19942A (en) * | 1980-11-18 | 1986-08-14 | Sintex Inc | Microencapsulation of water soluble polypeptides |
DE3045135A1 (en) * | 1980-11-29 | 1982-06-09 | Sandoz-Patent-GmbH, 7850 Lörrach | BODEGRADABLE POLYMERS CONTAINING PHARMACEUTICAL COMPOSITIONS |
JPS5933214A (en) * | 1982-08-19 | 1984-02-23 | Mitsui Toatsu Chem Inc | Carcinostatic agent formed to microsphere and its preparation |
AT382076B (en) * | 1982-10-15 | 1987-01-12 | Chemie Linz Ag | METHOD FOR THE PRODUCTION OF PRESSURES WITH RETARDED ACTIVE SUBSTANCE RELEASE |
DE3417576A1 (en) * | 1984-05-11 | 1985-11-14 | Lentia GmbH Chem. u. pharm. Erzeugnisse - Industriebedarf, 8000 München | RETARD FORMS OF ALPHA- (2,5-DIMETHOXY-PHENYL) -SS-GLYCINAMIDOAETHANOL AND METHOD FOR THE PRODUCTION THEREOF |
DE3428372A1 (en) * | 1984-08-01 | 1986-02-13 | Hoechst Ag, 6230 Frankfurt | CONTROLLED RELEASE REGULAR PEPTIDES MICROCAPSULES, PRODUCTION METHOD AND INJECTION PREPARATIONS |
CH660302A5 (en) * | 1984-10-17 | 1987-04-15 | Debiopharm Sa | HETEROGENEOUS PHASE MICRO-ENCAPSULATION PROCESS OF WATER-SOLUBLE DRUG SUBSTANCES. |
CH669506A5 (en) * | 1986-01-13 | 1989-03-31 | Hugo Degen | Oscillating and reclining furniture |
DE3712095A1 (en) * | 1987-04-10 | 1988-10-20 | Lentia Gmbh | BINDER-FREE GRANULES WITH DELAYED DELIVERY OF ACTIVE SUBSTANCES |
US4861627A (en) * | 1987-05-01 | 1989-08-29 | Massachusetts Institute Of Technology | Preparation of multiwall polymeric microcapsules |
HU221294B1 (en) * | 1989-07-07 | 2002-09-28 | Novartis Ag | Process for producing retarde compositions containing the active ingredient in a polymeric carrier |
FR2657255B1 (en) * | 1989-12-27 | 1992-04-24 | Sederma Sa | DESCRIPTION OF ORIGINAL COSMETIC PREPARATIONS OF WHICH THE ACTIVE INGREDIENTS ARE TRAPPED IN A POLYMERIC NETWORK GRAFT ON THE SURFACE OF SILICA PARTICLES. |
DE4127757A1 (en) * | 1991-02-06 | 1992-08-13 | Hoechst Ag | NEW PLANT PROTECTIVE FORMULATIONS |
US6204308B1 (en) | 1999-03-01 | 2001-03-20 | Novartis Ag | Organic compounds |
US6969480B2 (en) | 2000-05-12 | 2005-11-29 | Matregen Corp. | Method of producing structures using centrifugal forces |
EP1303387B1 (en) * | 2000-05-12 | 2006-06-28 | Matregen Corp. | Method of producing structures using centrifugal forces |
US6824822B2 (en) * | 2001-08-31 | 2004-11-30 | Alkermes Controlled Therapeutics Inc. Ii | Residual solvent extraction method and microparticles produced thereby |
US20110027376A1 (en) * | 2007-12-11 | 2011-02-03 | Nanyang Technological University | Hollow Multi-Layered Microspheres for Delivery of Hydrophilic Active Compounds |
KR101294925B1 (en) * | 2008-05-21 | 2013-08-08 | 도레이 카부시키가이샤 | Method for producing polymer fine particle |
CN103828801B (en) * | 2014-01-15 | 2016-01-27 | 福建农林大学 | Pleocidin/emamectin-benzoate microballoon and preparation method thereof |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT631615A (en) * | 1960-02-26 | |||
US3427250A (en) * | 1963-03-25 | 1969-02-11 | Polaroid Corp | Microscopic capsules and process for their preparation |
US3531418A (en) * | 1965-08-18 | 1970-09-29 | Ncr Co | En masse encapsulation process |
FR1497584A (en) * | 1966-08-11 | 1967-10-13 | Roussel Uclaf | Microcapsule manufacturing process |
US3703474A (en) * | 1967-08-21 | 1972-11-21 | Ncr Co | Encapsulation process |
US3773919A (en) * | 1969-10-23 | 1973-11-20 | Du Pont | Polylactide-drug mixtures |
JPS51125675A (en) * | 1975-02-13 | 1976-11-02 | Asahi Chem Ind Co Ltd | A porous capsule structvre and a process for manufacturing turing it |
-
1978
- 1978-08-15 CH CH867978A patent/CH644768A5/en not_active IP Right Cessation
- 1978-08-15 CH CH310/84A patent/CH649217A5/en not_active IP Right Cessation
- 1978-08-16 DK DK361878A patent/DK361878A/en not_active Application Discontinuation
- 1978-08-16 FI FI782501A patent/FI64899C/en not_active IP Right Cessation
- 1978-08-17 DE DE19782836044 patent/DE2836044A1/en active Granted
- 1978-08-18 SE SE7808759A patent/SE431942B/en unknown
- 1978-08-21 NL NL7808613A patent/NL7808613A/en active Search and Examination
- 1978-08-22 GB GB7834199A patent/GB2003108B/en not_active Expired
- 1978-08-23 CA CA000309884A patent/CA1122077A/en not_active Expired
- 1978-08-23 IL IL55418A patent/IL55418A/en unknown
- 1978-08-23 NZ NZ188232A patent/NZ188232A/en unknown
- 1978-08-23 AT AT0612478A patent/AT372019B/en not_active IP Right Cessation
- 1978-08-23 IT IT26961/78A patent/IT1098111B/en active
- 1978-08-23 ES ES472800A patent/ES472800A1/en not_active Expired
- 1978-08-23 BE BE190031A patent/BE869915A/en not_active IP Right Cessation
- 1978-08-23 IE IE1708/78A patent/IE47255B1/en unknown
- 1978-08-24 JP JP10237078A patent/JPS5455717A/en active Granted
- 1978-08-24 AU AU39236/78A patent/AU522215B2/en not_active Expired
- 1978-08-24 PT PT68473A patent/PT68473A/en unknown
- 1978-08-24 FR FR7824597A patent/FR2400950A1/en active Granted
- 1978-08-25 ZA ZA784855A patent/ZA784855B/en unknown
- 1978-08-25 PH PH21539A patent/PH15447A/en unknown
-
1989
- 1989-12-07 DK DK618189A patent/DK618189A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
NZ188232A (en) | 1980-12-19 |
ES472800A1 (en) | 1979-10-16 |
FR2400950A1 (en) | 1979-03-23 |
BE869915A (en) | 1979-02-23 |
DK618189D0 (en) | 1989-12-07 |
PT68473A (en) | 1978-09-01 |
FI782501A (en) | 1979-02-26 |
ZA784855B (en) | 1980-04-30 |
CH649217A5 (en) | 1985-05-15 |
DK361878A (en) | 1979-02-26 |
CA1122077A (en) | 1982-04-20 |
SE431942B (en) | 1984-03-12 |
SE7808759L (en) | 1979-02-26 |
CH644768A5 (en) | 1984-08-31 |
IL55418A0 (en) | 1978-10-31 |
DK618189A (en) | 1989-12-07 |
JPS645005B2 (en) | 1989-01-27 |
AT372019B (en) | 1983-08-25 |
JPS5455717A (en) | 1979-05-04 |
IT7826961A0 (en) | 1978-08-23 |
DE2836044A1 (en) | 1979-03-01 |
FR2400950B1 (en) | 1983-10-07 |
DE2836044C2 (en) | 1988-06-23 |
AU3923678A (en) | 1980-02-28 |
IE47255B1 (en) | 1984-02-08 |
GB2003108A (en) | 1979-03-07 |
NL7808613A (en) | 1979-02-27 |
GB2003108B (en) | 1982-03-24 |
IT1098111B (en) | 1985-09-07 |
ATA612478A (en) | 1983-01-15 |
PH15447A (en) | 1983-01-18 |
IL55418A (en) | 1981-07-31 |
FI64899B (en) | 1983-10-31 |
FI64899C (en) | 1984-02-10 |
IE781708L (en) | 1979-02-25 |
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