JPS5438164B2 - - Google Patents

Info

Publication number
JPS5438164B2
JPS5438164B2 JP5308872A JP5308872A JPS5438164B2 JP S5438164 B2 JPS5438164 B2 JP S5438164B2 JP 5308872 A JP5308872 A JP 5308872A JP 5308872 A JP5308872 A JP 5308872A JP S5438164 B2 JPS5438164 B2 JP S5438164B2
Authority
JP
Japan
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
Application number
JP5308872A
Other languages
Japanese (ja)
Other versions
JPS4913320A (cg-RX-API-DMAC7.html
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 filed Critical
Priority to JP5308872A priority Critical patent/JPS5438164B2/ja
Priority to FR7319263A priority patent/FR2186219B1/fr
Priority to US05/364,478 priority patent/US3951851A/en
Priority to GB2551373A priority patent/GB1394780A/en
Publication of JPS4913320A publication Critical patent/JPS4913320A/ja
Publication of JPS5438164B2 publication Critical patent/JPS5438164B2/ja
Expired legal-status Critical Current

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
    • A61K9/5005—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
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/60—Salicylic acid; Derivatives thereof
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2989—Microcapsule with solid core [includes liposome]

Landscapes

  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Veterinary Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
JP5308872A 1972-05-29 1972-05-29 Expired JPS5438164B2 (cg-RX-API-DMAC7.html)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP5308872A JPS5438164B2 (cg-RX-API-DMAC7.html) 1972-05-29 1972-05-29
FR7319263A FR2186219B1 (cg-RX-API-DMAC7.html) 1972-05-29 1973-05-28
US05/364,478 US3951851A (en) 1972-05-29 1973-05-29 Process of producing aspirin-containing capsules
GB2551373A GB1394780A (en) 1972-05-29 1973-05-29 Process for encapsulating aspirin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5308872A JPS5438164B2 (cg-RX-API-DMAC7.html) 1972-05-29 1972-05-29

Publications (2)

Publication Number Publication Date
JPS4913320A JPS4913320A (cg-RX-API-DMAC7.html) 1974-02-05
JPS5438164B2 true JPS5438164B2 (cg-RX-API-DMAC7.html) 1979-11-19

Family

ID=12933014

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5308872A Expired JPS5438164B2 (cg-RX-API-DMAC7.html) 1972-05-29 1972-05-29

Country Status (4)

Country Link
US (1) US3951851A (cg-RX-API-DMAC7.html)
JP (1) JPS5438164B2 (cg-RX-API-DMAC7.html)
FR (1) FR2186219B1 (cg-RX-API-DMAC7.html)
GB (1) GB1394780A (cg-RX-API-DMAC7.html)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4220552A (en) * 1978-06-05 1980-09-02 The United States Of America As Represented By The Department Of Health, Education & Welfare Method of producing delayed release of sodium fluoride
US4389330A (en) 1980-10-06 1983-06-21 Stolle Research And Development Corporation Microencapsulation process
US4508702A (en) * 1982-06-14 1985-04-02 Key Pharmaceuticals, Inc. Sustained release aspirin
HU187215B (en) * 1983-01-26 1985-11-28 Egyt Gyogyszervegyeszeti Gyar Method for producing pharmaceutical product of high actor content and prolonged effect
US4555399A (en) * 1983-11-18 1985-11-26 Key Pharmaceuticals, Inc. Aspirin tablet
IE58110B1 (en) * 1984-10-30 1993-07-14 Elan Corp Plc Controlled release powder and process for its preparation
IE63321B1 (en) * 1986-02-03 1995-04-05 Elan Corp Plc Drug delivery system
HU201869B (en) * 1988-12-30 1991-01-28 Egyt Gyogyszervegyeszeti Gyar Process for producing microcapsules of quick dissolving active component
US5650173A (en) * 1993-11-19 1997-07-22 Alkermes Controlled Therapeutics Inc. Ii Preparation of biodegradable microparticles containing a biologically active agent
FR2741534B1 (fr) * 1995-11-23 1998-09-11 Mazal Pharma Composition pharmaceutique stable a base d'acide acetylsalicylique et de tocopherol
US6204308B1 (en) 1999-03-01 2001-03-20 Novartis Ag Organic compounds
US7838037B2 (en) 1999-11-17 2010-11-23 Tagra Biotechnologies Ltd. Method of microencapsulation
GB2356386A (en) 1999-11-17 2001-05-23 Tagra Biotechnologies Ltd Microencapsulation
US8999372B2 (en) * 2002-11-14 2015-04-07 Cure Pharmaceutical Corporation Methods for modulating dissolution, bioavailability, bioequivalence and drug delivery profile of thin film drug delivery systems, controlled-release thin film dosage formats, and methods for their manufacture and use

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3242051A (en) * 1958-12-22 1966-03-22 Ncr Co Coating by phase separation
GB1298194A (en) * 1968-11-20 1972-11-29 Agfa Gevaert Improved method for encapsulating aqueous or hydrophilic material, the capsules obtained therewith and their application
BE744162A (fr) * 1969-01-16 1970-06-15 Fuji Photo Film Co Ltd Procede d'encapsulage

Also Published As

Publication number Publication date
FR2186219B1 (cg-RX-API-DMAC7.html) 1975-08-22
FR2186219A1 (cg-RX-API-DMAC7.html) 1974-01-11
GB1394780A (en) 1975-05-21
US3951851A (en) 1976-04-20
JPS4913320A (cg-RX-API-DMAC7.html) 1974-02-05

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