AT297224B - Verfahren zur Herstellung von Tabletten mit verzögerter Wirkstoffreigabe - Google Patents
Verfahren zur Herstellung von Tabletten mit verzögerter WirkstoffreigabeInfo
- Publication number
- AT297224B AT297224B AT963169A AT963169A AT297224B AT 297224 B AT297224 B AT 297224B AT 963169 A AT963169 A AT 963169A AT 963169 A AT963169 A AT 963169A AT 297224 B AT297224 B AT 297224B
- Authority
- AT
- Austria
- Prior art keywords
- tablets
- production
- active ingredient
- delayed release
- delayed
- Prior art date
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
- A61K9/0087—Galenical forms not covered by A61K9/02 - A61K9/7023
- A61K9/0092—Hollow drug-filled fibres, tubes of the core-shell type, coated fibres, coated rods, microtubules or nanotubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
- A61J3/10—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms into the form of compressed 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/2027—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
- A61K9/20—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
- A61K9/2086—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat
- A61K9/209—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat containing drug in at least two layers or in the core and in at least one outer layer
-
- 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
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
- A61K9/2806—Coating materials
- A61K9/2833—Organic macromolecular compounds
- A61K9/284—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone
- A61K9/2846—Poly(meth)acrylates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0058—Biocides
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmacology & Pharmacy (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Medicinal Preparation (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US76684068A | 1968-10-11 | 1968-10-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT297224B true AT297224B (de) | 1972-03-10 |
Family
ID=25077683
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT944969A AT298144B (de) | 1968-10-11 | 1969-10-07 | Verfahren zur Herstellung einer Abgabedosis |
AT963169A AT297224B (de) | 1968-10-11 | 1969-10-13 | Verfahren zur Herstellung von Tabletten mit verzögerter Wirkstoffreigabe |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT944969A AT298144B (de) | 1968-10-11 | 1969-10-07 | Verfahren zur Herstellung einer Abgabedosis |
Country Status (10)
Country | Link |
---|---|
US (1) | US3577512A (de) |
AT (2) | AT298144B (de) |
BE (1) | BE740070A (de) |
CH (1) | CH570806A5 (de) |
DE (1) | DE1949894C3 (de) |
DK (1) | DK130627B (de) |
FR (1) | FR2035811B1 (de) |
GB (1) | GB1280711A (de) |
NL (1) | NL6915311A (de) |
NO (1) | NO130668C (de) |
Families Citing this family (69)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3860701A (en) * | 1968-04-22 | 1975-01-14 | Searle & Co | Method for use and compositions of 11-lower alkyl steroids and drug delivery system for the controlled elution of 11-lower alkyl steroids |
US3854480A (en) * | 1969-04-01 | 1974-12-17 | Alza Corp | Drug-delivery system |
US3857932A (en) * | 1970-09-09 | 1974-12-31 | F Gould | Dry hydrophilic acrylate or methacrylate polymer prolonged release drug implants |
US3710795A (en) * | 1970-09-29 | 1973-01-16 | Alza Corp | Drug-delivery device with stretched, rate-controlling membrane |
US3791927A (en) * | 1971-07-14 | 1974-02-12 | American Cyanamid Co | Entrapped carrier bound enzymes |
DE2215687C3 (de) * | 1972-03-30 | 1980-12-11 | Bayer Ag, 5090 Leverkusen | Neue wasserunlösliche Proteinpräparate |
DE2215539C2 (de) * | 1972-03-30 | 1984-08-02 | Bayer Ag, 5090 Leverkusen | Neue wasserunlösliche Enzym-, insbesondere Penicillinacylase-oder Enzyminhibitor-Präparate |
GB1383216A (en) * | 1972-05-03 | 1975-02-05 | Polymeric Enzymes Inc | Stabilization of enzymes |
US3954959A (en) * | 1973-03-28 | 1976-05-04 | A/S Alfred Benzon | Oral drug preparations |
US3995632A (en) * | 1973-05-04 | 1976-12-07 | Alza Corporation | Osmotic dispenser |
US3904745A (en) * | 1973-09-10 | 1975-09-09 | Union Corp | Sustained release of chlorpheniramine maleate |
US3906087A (en) * | 1973-09-10 | 1975-09-16 | Union Corp | Sustained release of methantheline |
US3911100A (en) * | 1973-09-10 | 1975-10-07 | Union Corp | Sustained release of methantheline |
US3901966A (en) * | 1973-09-10 | 1975-08-26 | Union Corp | Sustained release of methantheline |
US3901971A (en) * | 1973-09-10 | 1975-08-26 | Union Corp | Sustained release of hydrochlorothiazide |
US4178361A (en) * | 1973-09-10 | 1979-12-11 | Union Corporation | Sustained release pharmaceutical composition |
US3901967A (en) * | 1973-09-10 | 1975-08-26 | Union Corp | Sustained release of atropine |
US3901968A (en) * | 1973-09-10 | 1975-08-26 | Union Corp | Sustained release of methantheline |
US3901970A (en) * | 1973-09-10 | 1975-08-26 | Union Corp | Sustained release of dexamethasone |
US4649046A (en) * | 1974-01-09 | 1987-03-10 | Hydro Optics, Inc. | Air freshener |
JPS5126285A (en) * | 1974-08-30 | 1976-03-04 | Japan Atomic Energy Res Inst | Koso mataha kintaiofukunda soseibutsu no seizohoho |
JPS5294487A (en) * | 1976-01-31 | 1977-08-09 | Japan Atom Energy Res Inst | Production of compositions containing enzyme or microbial cells |
JPS52139715A (en) * | 1976-05-14 | 1977-11-21 | Nippon Kayaku Co Ltd | Coated granules of alkali polyacrylate |
US4136250A (en) * | 1977-07-20 | 1979-01-23 | Ciba-Geigy Corporation | Polysiloxane hydrogels |
US4196187A (en) * | 1977-09-02 | 1980-04-01 | Eastman Kodak Company | Rumen-stable pellets |
US4181710A (en) * | 1977-09-02 | 1980-01-01 | Eastman Kodak Company | Rumen-stable pellets |
US4181709A (en) * | 1977-09-02 | 1980-01-01 | Eastman Kodak Company | Rumen-stable pellets |
DE2908794C2 (de) * | 1978-03-09 | 1984-09-13 | Japan Atomic Energy Research Institute, Tokio/Tokyo | Verfahren zur Herstellung eines eine physiologisch aktive Substanz enthaltenden Polymerpräparates |
FI63335B (fi) * | 1979-02-02 | 1983-02-28 | Orion Yhtymae Oy | Foerfarande foer framstaellning av tabletter med foerdroejd loslighet av effektaemne |
JPS55110105A (en) * | 1979-02-19 | 1980-08-25 | Japan Atom Energy Res Inst | Preparation of polymer composition containing physiologically active material |
US4587129A (en) * | 1979-03-07 | 1986-05-06 | National Patent Development Co. | Hydrophilic gels containing high amounts of fragrance |
US4298002A (en) * | 1979-09-10 | 1981-11-03 | National Patent Development Corporation | Porous hydrophilic materials, chambers therefrom, and devices comprising such chambers and biologically active tissue and methods of preparation |
JPS5646807A (en) * | 1979-09-27 | 1981-04-28 | Japan Atom Energy Res Inst | Production of composition of complex gradually releasing physiologically active substance |
US4370313A (en) * | 1981-10-26 | 1983-01-25 | Eaton Laboratories, Inc. | Nitrofurantoin dosage form |
US4576604A (en) * | 1983-03-04 | 1986-03-18 | Alza Corporation | Osmotic system with instant drug availability |
US4673405A (en) * | 1983-03-04 | 1987-06-16 | Alza Corporation | Osmotic system with instant drug availability |
DE3403329A1 (de) * | 1984-02-01 | 1985-08-01 | Horst Dr. 4019 Monheim Zerbe | Pharmazeutisches produkt in form von pellets mit kontinuierlicher, verzoegerter wirkstoffabgabe |
IT1206166B (it) * | 1984-07-26 | 1989-04-14 | Sigma Tau Ind Farmaceuti | Dispositivo per rilasciare una sostanza in un fluido di dissoluzione con cinetica di ordine zero e procedimento per la sua preparazione |
US4749576A (en) * | 1984-05-10 | 1988-06-07 | Ciba-Geigy Corporation | Active agent containing hydrogel devices wherein the active agent concentration profile contains a sigmoidal concentration gradient for improved constant release, their manufacture and use |
US4624848A (en) * | 1984-05-10 | 1986-11-25 | Ciba-Geigy Corporation | Active agent containing hydrogel devices wherein the active agent concentration profile contains a sigmoidal concentration gradient for improved constant release, their manufacture and use |
FR2565107B1 (fr) * | 1984-05-30 | 1986-09-05 | Ucb Laboratoires | Nouveau medicament a base de charbon actif et son procede de preparation |
US4713237A (en) * | 1984-06-18 | 1987-12-15 | Schering Corporation | Sustained release dosage form |
US4769027A (en) * | 1984-08-15 | 1988-09-06 | Burroughs Wellcome Co. | Delivery system |
AU5755986A (en) * | 1985-05-20 | 1986-11-27 | Autotrol Corporation | Soluble polymeric material matrix + water treating material |
DE3666914D1 (en) * | 1985-07-10 | 1989-12-21 | Ciba Geigy Ag | Cleaning set for contact lenses |
JPS6261916A (ja) * | 1985-09-12 | 1987-03-18 | Fujisawa Pharmaceut Co Ltd | 持続性製剤 |
JPS62103012A (ja) * | 1985-10-23 | 1987-05-13 | Eisai Co Ltd | 多重顆粒 |
US4789548A (en) * | 1986-04-24 | 1988-12-06 | Tisdale John W | Medication and method for treating heartworms in dogs |
US4810500A (en) * | 1986-04-24 | 1989-03-07 | Tisdale John W | Medication and method for treating heartworms in dogs |
US4800087A (en) * | 1986-11-24 | 1989-01-24 | Mehta Atul M | Taste-masked pharmaceutical compositions |
JP2643222B2 (ja) * | 1988-02-03 | 1997-08-20 | エーザイ株式会社 | 多重層顆粒 |
US5084278A (en) * | 1989-06-02 | 1992-01-28 | Nortec Development Associates, Inc. | Taste-masked pharmaceutical compositions |
DE3918801A1 (de) * | 1989-06-06 | 1991-05-08 | Schmidt Walter | Praeparat zur geregelten wirkstoffabgabe und verfahren zu dessen herstellung |
US6482516B1 (en) * | 1993-07-20 | 2002-11-19 | Banner Pharmacaps, Inc. | Enrobed tablet |
DE4029591C2 (de) * | 1990-09-19 | 1995-01-26 | Stockhausen Chem Fab Gmbh | Verfahren zur Herstellung von Absorptionsmaterial auf Polymerbasis mit Zusatz von wasserlöslichen Substanzen und Verwendung dieses Absorptionsmaterials zur Aufnahme und/oder zur nachfolgenden Abgabe von Wasser oder wäßrigen Lösungen |
DE4310012A1 (de) * | 1993-03-27 | 1994-09-29 | Roehm Gmbh | Dermales therapeutisches System aus einer schmelzfähigen Poly(meth)acrylat-Mischung |
FR2703908B1 (fr) * | 1993-04-13 | 1995-06-02 | Asta Medica Ag | Forme pharmaceutique pour administration rectale de composés pharmacologiquement actifs. |
US5398850A (en) * | 1993-08-06 | 1995-03-21 | River Medical, Inc. | Gas delivery apparatus for infusion |
US5398851A (en) * | 1993-08-06 | 1995-03-21 | River Medical, Inc. | Liquid delivery device |
US5571261A (en) * | 1993-08-06 | 1996-11-05 | River Medical, Inc | Liquid delivery device |
ZA949929B (en) * | 1993-12-23 | 1995-08-23 | Akzo Nobel Nv | Sugar-coated pharmaceutical dosage unit. |
US5700245A (en) * | 1995-07-13 | 1997-12-23 | Winfield Medical | Apparatus for the generation of gas pressure for controlled fluid delivery |
GB0007419D0 (en) † | 2000-03-27 | 2000-05-17 | Smithkline Beecham Gmbh | Composition |
PT1276470E (pt) | 2000-04-20 | 2007-08-13 | Novartis Ag | Composição de revestimento para dissimular o sabor |
US7121077B2 (en) | 2000-10-31 | 2006-10-17 | World Fibers, Inc. | Antimicrobial cut-resistant composite yarn and garments knitted or woven therefrom |
US6779330B1 (en) | 2000-10-31 | 2004-08-24 | World Fibers, Inc. | Antimicrobial cut-resistant composite yarn and garments knitted or woven therefrom |
ITMI20041772A1 (it) * | 2004-09-17 | 2004-12-17 | Bioprogress Spa | Formulazione a rilascio controllato di tiamina e loro impiego nel trattamento di patologie collegate a difetti nei processi di apprendimento e memorizzazione. |
IL166114A0 (en) * | 2005-01-03 | 2006-01-15 | Calcident Active Ltd | Long-acting controlled-release pharmaceutical preparation for use in the oral cavity |
US9713592B2 (en) * | 2005-04-06 | 2017-07-25 | Mallinckrodt Llc | Matrix-based pulse release pharmaceutical formulation |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2736682A (en) * | 1954-10-11 | 1956-02-28 | Victor M Hermelin | Method of making a prolonged action medicinal tablet |
-
1968
- 1968-10-11 US US766840A patent/US3577512A/en not_active Expired - Lifetime
-
1969
- 1969-10-03 DE DE1949894A patent/DE1949894C3/de not_active Expired
- 1969-10-07 AT AT944969A patent/AT298144B/de not_active IP Right Cessation
- 1969-10-09 NL NL6915311A patent/NL6915311A/xx unknown
- 1969-10-09 FR FR696934504A patent/FR2035811B1/fr not_active Expired
- 1969-10-10 DK DK541869AA patent/DK130627B/da unknown
- 1969-10-10 GB GB49823/69A patent/GB1280711A/en not_active Expired
- 1969-10-10 BE BE740070D patent/BE740070A/xx unknown
- 1969-10-10 CH CH1525269A patent/CH570806A5/xx not_active IP Right Cessation
- 1969-10-10 NO NO4044/69A patent/NO130668C/no unknown
- 1969-10-13 AT AT963169A patent/AT297224B/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE1949894C3 (de) | 1973-10-04 |
DE1949894B2 (de) | 1973-03-08 |
DK130627C (de) | 1975-08-04 |
NL6915311A (de) | 1970-04-14 |
GB1280711A (en) | 1972-07-05 |
US3577512A (en) | 1971-05-04 |
CH570806A5 (de) | 1975-12-31 |
FR2035811A1 (de) | 1970-12-24 |
BE740070A (de) | 1970-04-10 |
AT298144B (de) | 1972-04-25 |
DE1949894A1 (de) | 1970-08-20 |
NO130668B (de) | 1974-10-14 |
DK130627B (da) | 1975-03-17 |
FR2035811B1 (de) | 1973-01-12 |
NO130668C (de) | 1975-01-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |