CA974883A - Acetylsalicylic acid sustained release preparations - Google Patents

Acetylsalicylic acid sustained release preparations

Info

Publication number
CA974883A
CA974883A CA123,851A CA123851A CA974883A CA 974883 A CA974883 A CA 974883A CA 123851 A CA123851 A CA 123851A CA 974883 A CA974883 A CA 974883A
Authority
CA
Canada
Prior art keywords
sustained release
acetylsalicylic acid
release preparations
acid sustained
preparations
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
Application number
CA123,851A
Other versions
CA123851S (en
Inventor
Silvano Casadio
Elvio Sclavi
Roberto Perego
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Instituto de Angeli SpA
Original Assignee
Instituto de Angeli SpA
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 Instituto de Angeli SpA filed Critical Instituto de Angeli SpA
Application granted granted Critical
Publication of CA974883A publication Critical patent/CA974883A/en
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
    • A61K9/14—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
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
    • 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
    • A61K9/14—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
    • 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
    • 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
    • A61K9/4808—Preparations in capsules, e.g. of gelatin, of chocolate characterised by the form of the capsule or the structure of the filling; Capsules containing small tablets; Capsules with outer layer for immediate drug release
CA123,851A 1970-10-09 1971-09-28 Acetylsalicylic acid sustained release preparations Expired CA974883A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4816770A GB1357737A (en) 1970-10-09 1970-10-09 Sustained release pharmaceutical compositions

Publications (1)

Publication Number Publication Date
CA974883A true CA974883A (en) 1975-09-23

Family

ID=10447626

Family Applications (1)

Application Number Title Priority Date Filing Date
CA123,851A Expired CA974883A (en) 1970-10-09 1971-09-28 Acetylsalicylic acid sustained release preparations

Country Status (8)

Country Link
US (1) US3853988A (en)
CA (1) CA974883A (en)
DE (1) DE2149699A1 (en)
DK (1) DK129434B (en)
ES (1) ES395533A1 (en)
FR (1) FR2110314B1 (en)
GB (1) GB1357737A (en)
SE (1) SE382560B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51123814A (en) * 1975-04-22 1976-10-28 Shin Etsu Chem Co Ltd A process for preparing gradually releasable solid medicines
US4167558A (en) 1976-02-13 1979-09-11 Hoffmann-La Roche Inc. Novel sustained release tablet formulations
DE2902414A1 (en) * 1979-01-23 1980-08-07 Hoechst Ag DEPOT BODY BASED ON SILICONE RUBBER AND METHOD FOR THE PRODUCTION THEREOF
FR2514261B1 (en) * 1981-10-08 1986-08-22 Aec Chim Organ Biolog NOVEL COMPOSITION FOR COATING FOODS AND DRUGS AND GRANULES THUS COATED
DE3508097A1 (en) * 1984-07-21 1986-02-06 Hoechst Ag, 6230 Frankfurt COMBINATION PRODUCT MADE OF XANTHINE DERIVATIVES AND O-ACETYLSALICYL ACID OR THEIR PHARMACOLOGICALLY COMPATIBLE SALTS AND THE USE THEREOF
FR2653338B1 (en) * 1989-10-23 1994-06-10 Dow Corning Sa FORMULATION FOR SUSTAINED RELEASE DRUGS AND THE USE THEREOF.
AU706351B2 (en) * 1994-03-18 1999-06-17 Alfred Schmidt The use of dimeticone as a transport and carrier system and/or drug delivery system
DE4409357C2 (en) * 1994-03-18 1996-10-17 Upmeyer Hans Juergen Use of Dimeticon to eradicate Heliobacter pylori
US5965161A (en) * 1994-11-04 1999-10-12 Euro-Celtique, S.A. Extruded multi-particulates
AU6403196A (en) 1995-06-30 1997-02-05 Baylor University Polyester/carboxylic acid composite materials
US20110039807A1 (en) * 2009-08-13 2011-02-17 Kim Hyoung-Chun Anti-parkinsonian compound acetylsalicylic acid maltol ester
CN104603194B (en) 2012-07-17 2017-11-24 陶氏环球技术有限责任公司 Composition comprising organic liquid diluent and low-viscosity cellulose ether

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2805977A (en) * 1955-01-04 1957-09-10 Smith Kline French Lab Sustained release pharmaceutical preparation
GB971486A (en) * 1960-04-01 1964-09-30 Rech S Pharma Et Scient Therapeutic compositions comprising aspirin and polysiloxanes
US3133863A (en) * 1961-03-10 1964-05-19 Strong Cobb Arner Inc Sustained release therapeutic tablet compositions comprising organic solvent-gelled gums
AU407324B2 (en) * 1962-05-01 1970-10-28 Smith, Kline & French Laboratories Powdered silicone products and processes
IL26885A (en) * 1965-12-06 1970-10-30 Smith Kline French Lab Pharmaceutical silicone compositions
US3518344A (en) * 1967-10-02 1970-06-30 Miles Lab Tableting lubricant

Also Published As

Publication number Publication date
GB1357737A (en) 1974-06-26
ES395533A1 (en) 1974-10-16
FR2110314A1 (en) 1972-06-02
DK129434C (en) 1975-03-10
US3853988A (en) 1974-12-10
DE2149699A1 (en) 1972-04-13
DK129434B (en) 1974-10-14
SE382560B (en) 1976-02-09
FR2110314B1 (en) 1975-06-06

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