ATE135222T1 - Aspirin-tablette mit puffermatrix - Google Patents

Aspirin-tablette mit puffermatrix

Info

Publication number: ATE135222T1
Authority: AT; Austria
Prior art keywords: tablet; aspirin tablet; aspirin; buffer matrix; matrix material
Prior art date: 1991-05-20

Application number

AT92107674T

Other languages

English (en)

Inventor

Cynthia M Blase

Garnet E Peck

Original Assignee

Bayer Ag

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.)

1991-05-20

Filing date

1992-05-07

Publication date

1996-03-15

1992-05-07 Application filed by Bayer Ag filed Critical Bayer Ag

1996-03-15 Application granted granted Critical

1996-03-15 Publication of ATE135222T1 publication Critical patent/ATE135222T1/de

Links

BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 title abstract 3
239000011159 matrix material Substances 0.000 title abstract 3
229960001138 acetylsalicylic acid Drugs 0.000 title abstract 2
230000003139 buffering effect Effects 0.000 abstract 2
238000007907 direct compression Methods 0.000 abstract 1
238000004090 dissolution Methods 0.000 abstract 1
238000000338 in vitro Methods 0.000 abstract 1
239000000203 mixture Substances 0.000 abstract 1
229920000642 polymer Polymers 0.000 abstract 1

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
- A61K9/20—Pills, tablets, discs, rods
- 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
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2009—Inorganic compounds
- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
- A61K9/2054—Cellulose; Cellulose derivatives, 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
- A61K9/20—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
- A61K9/5036—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
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/20—Hypnotics; Sedatives
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]

Landscapes

Health & Medical Sciences (AREA)
Chemical & Material Sciences (AREA)
Veterinary Medicine (AREA)
Public Health (AREA)
General Health & Medical Sciences (AREA)
Animal Behavior & Ethology (AREA)
Life Sciences & Earth Sciences (AREA)
Medicinal Chemistry (AREA)
Pharmacology & Pharmacy (AREA)
Epidemiology (AREA)
Engineering & Computer Science (AREA)
Bioinformatics & Cheminformatics (AREA)
Organic Chemistry (AREA)
Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
General Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Inorganic Chemistry (AREA)
Neurosurgery (AREA)
Neurology (AREA)
Biomedical Technology (AREA)
Anesthesiology (AREA)
Pain & Pain Management (AREA)
Rheumatology (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Medicinal Preparation (AREA)

AT92107674T 1991-05-20 1992-05-07 Aspirin-tablette mit puffermatrix ATE135222T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US70250491A	1991-05-20	1991-05-20

Publications (1)

Publication Number	Publication Date
ATE135222T1 true ATE135222T1 (de)	1996-03-15

Family

ID=24821482

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT92107674T ATE135222T1 (de)	1991-05-20	1992-05-07	Aspirin-tablette mit puffermatrix

Country Status (11)

Country	Link
US (1)	US5576024A (de)
EP (1)	EP0514711B1 (de)
JP (1)	JP3150763B2 (de)
KR (1)	KR100225017B1 (de)
AT (1)	ATE135222T1 (de)
AU (1)	AU636538B2 (de)
CA (1)	CA2067975C (de)
DE (1)	DE69208934T2 (de)
DK (1)	DK0514711T3 (de)
ES (1)	ES2084867T3 (de)
GR (1)	GR3019826T3 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6238697B1 (en)	1998-12-21	2001-05-29	Pharmalogix, Inc.	Methods and formulations for making bupropion hydrochloride tablets using direct compression
US20020022058A1 (en) *	2000-07-08	2002-02-21	Lovercheck Dale R.	Unit dose of material in system and method
FR2881957B1 (fr) *	2005-02-16	2008-08-08	Solvay	Comprimes comprenant une substance biologiquement active et un excipient

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3341416A (en) *	1963-12-11	1967-09-12	Ncr Co	Encapsulation of aspirin in ethylcellulose and its product
US3946110A (en) *	1974-05-30	1976-03-23	Peter, Strong Research And Development Company, Inc.	Medicinal compositions and methods of preparing the same
US4153677A (en) *	1978-05-18	1979-05-08	Sterling Drug Inc.	Controlled-release composition
US4369172A (en) *	1981-12-18	1983-01-18	Forest Laboratories Inc.	Prolonged release therapeutic compositions based on hydroxypropylmethylcellulose
US4555399A (en) *	1983-11-18	1985-11-26	Key Pharmaceuticals, Inc.	Aspirin tablet
LU85943A1 (fr) *	1985-06-12	1987-01-13	Galephar	Comprimes pharmaceutiques permettant l'administration aisee de pellets, leur preparation et leur utilisation
US4857337A (en) *	1988-05-24	1989-08-15	American Home Products Corp. (Del)	Enteric coated aspirin tablets
US4869984A (en) *	1988-12-21	1989-09-26	Eastman Kodak Company	Electrophotographic elements containing certain naphthoquinone derivatives as electron-transport agents
US4970081A (en) *	1989-01-03	1990-11-13	Sterling Drug Inc.	Controlled-release, low-dose aspirin formulation and method of treating vascular occlusive disease therewith

1992
- 1992-05-04 CA CA002067975A patent/CA2067975C/en not_active Expired - Lifetime
- 1992-05-07 ES ES92107674T patent/ES2084867T3/es not_active Expired - Lifetime
- 1992-05-07 EP EP92107674A patent/EP0514711B1/de not_active Expired - Lifetime
- 1992-05-07 AT AT92107674T patent/ATE135222T1/de not_active IP Right Cessation
- 1992-05-07 DE DE69208934T patent/DE69208934T2/de not_active Expired - Lifetime
- 1992-05-07 DK DK92107674.1T patent/DK0514711T3/da active
- 1992-05-15 JP JP14802092A patent/JP3150763B2/ja not_active Expired - Lifetime
- 1992-05-18 KR KR1019920008334A patent/KR100225017B1/ko not_active Expired - Lifetime
- 1992-05-19 AU AU16390/92A patent/AU636538B2/en not_active Expired
1995
- 1995-06-05 US US08/465,381 patent/US5576024A/en not_active Expired - Lifetime
1996
- 1996-05-06 GR GR960401201T patent/GR3019826T3/el unknown

Also Published As

Publication number	Publication date
AU1639092A (en)	1992-12-10
JP3150763B2 (ja)	2001-03-26
ES2084867T3 (es)	1996-05-16
KR100225017B1 (ko)	1999-10-15
KR920021136A (ko)	1992-12-18
EP0514711A1 (de)	1992-11-25
CA2067975A1 (en)	1992-11-21
DE69208934D1 (de)	1996-04-18
GR3019826T3 (en)	1996-08-31
DE69208934T2 (de)	1996-07-25
JPH05170652A (ja)	1993-07-09
US5576024A (en)	1996-11-19
EP0514711B1 (de)	1996-03-13
CA2067975C (en)	2003-01-14
DK0514711T3 (da)	1996-08-12
AU636538B2 (en)	1993-04-29

Legal Events

Date	Code	Title	Description
1996-08-15	UEP	Publication of translation of european patent specification
2006-02-15	REN	Ceased due to non-payment of the annual fee

Publication	Publication Date	Title
DE69112698D1 (de)	1995-10-12	Anzeigeeinrichtung von höher Qualität mit aktiver Matrix.
DE69221844D1 (de)	1997-10-02	LCD-Anzeige mit rückseitigem mikrotexturiertem Reflektor sowie Verfahren zu seiner Herstellung
DE69401325D1 (de)	1997-02-13	Superabsorbierendes Polymer mit verbesserten Absorbiereigenschaften und Absorption unter Druck
NO900990D0 (no)	1990-03-01	Systemer for lagring og utlevering av gass.
AU8676791A (en)	1992-05-07	Clip and osteosynthesis plate with dynamic compression and self-retention
TR199700845T1 (xx)	1998-02-21	Aerojel'lerin tar�mda kullan�lmas�.
GR3024244T3 (en)	1997-10-31	Transmucosal drug delivery device.
DE68929091D1 (de)	1999-11-25	Tafel mit aktiver Matrix
DE68912482D1 (de)	1994-03-03	Dünnfilm-Transistoren, ihre Verfahren zur Herstellung und Anzeigeeinrichtung, die mit solchen Transistoren hergestellt sind.
DE68915413D1 (de)	1994-06-23	Anzeigevorrichtung mit aktiver Matrix.
DE69113418D1 (de)	1995-11-02	Matrixanzeigevorrichtung mit einer Einschreibeinrichtung.
DE69120329D1 (de)	1996-07-25	Anzeigevorrichtung mit aktiver Matrix
TW405728U (en)	2000-09-11	Active matrix electro-optical device and projector having it
EP0453324A3 (en)	1992-04-15	Active matrix display device with thin film transistors structure
DE69109321D1 (de)	1995-06-08	Anzeigevorrichtung mit aktiver Matrix.
DE68924247D1 (de)	1995-10-19	Anzeigevorrichtung mit aktiver Matrix.
NO308533B1 (no)	2000-09-25	Heteroarylaminer, anvendelse derav og farmasøytisk preparat
DE69020173D1 (de)	1995-07-27	Aktives Matrix-Substrat und Anzeigevorrichtung mit dieser aktiven Matrix.
CA2065500A1 (en)	1993-10-08	Light-polarizing material based on quinaldic acid derivatives
DE69433614D1 (de)	2004-04-22	Anzeigevorrichtung mit aktiver matrix
DE68919717D1 (de)	1995-01-19	Organisches Material mit nichtlinearen optischen Eigenschaften und Vorrichtung mit nichtlinearen optischen Eigenschaften.
DE69208934D1 (de)	1996-04-18	Aspirin-Tablette mit Puffermatrix
CA2106312A1 (en)	1992-09-22	Percutaneous anaesthesia
DE3884010D1 (de)	1993-10-21	Dünnfilmtransistoren, Anzeigeanordnungen mit solchen Transistoren und Verfahren zu deren Herstellung.
DE59203885D1 (de)	1995-11-09	Polyacrylsäureester mit Ammonium- und langkettigen Kohlenwasserstoffoxy-Gruppen.