ES2022454B3 - Sistema terapeutico para la liberacion controlada de drogas. - Google Patents
Sistema terapeutico para la liberacion controlada de drogas.Info
- Publication number
- ES2022454B3 ES2022454B3 ES87830223T ES87830223T ES2022454B3 ES 2022454 B3 ES2022454 B3 ES 2022454B3 ES 87830223 T ES87830223 T ES 87830223T ES 87830223 T ES87830223 T ES 87830223T ES 2022454 B3 ES2022454 B3 ES 2022454B3
- Authority
- ES
- Spain
- Prior art keywords
- drugs
- controlled release
- therapeutic system
- therapeutic
- release
- 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 - Lifetime
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
- 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
- A61K9/1635—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
- A61K9/48—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
- A61K9/5026—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8620803A IT1213080B (it) | 1986-06-17 | 1986-06-17 | Sistemi terapeutico per la cessione controllata di farmaci. |
IT8720708A IT1215527B (it) | 1987-05-29 | 1987-05-29 | Sistema terapeutico per la cessione controllata di farmaci. |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2022454B3 true ES2022454B3 (es) | 1991-12-01 |
Family
ID=26327627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES87830223T Expired - Lifetime ES2022454B3 (es) | 1986-06-17 | 1987-06-15 | Sistema terapeutico para la liberacion controlada de drogas. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0250374B1 (es) |
DE (1) | DE3769707D1 (es) |
ES (1) | ES2022454B3 (es) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5030452A (en) * | 1989-01-12 | 1991-07-09 | Pfizer Inc. | Dispensing devices powered by lyotropic liquid crystals |
IL92966A (en) * | 1989-01-12 | 1995-07-31 | Pfizer | Hydrogel-operated release devices |
US5108756A (en) * | 1989-01-12 | 1992-04-28 | Pfizer Inc. | Dispensing devices powered by lyotropic liquid crystals |
FI900470A0 (fi) * | 1989-01-31 | 1990-01-30 | Int Pharma Agentur | Aktivaemnen kontrollerat avgivande system och foerfarande foer dess framstaellning. |
DD295760A5 (de) * | 1989-01-31 | 1991-11-14 | Martin-Luther-Universitaet Halle Wittenberg,De | Arzneistoffreigabesystem mit kotrollierter wirkstoffreisetzung |
EP0386440B1 (de) * | 1989-02-11 | 1992-08-05 | Bayer Ag | Arzneimittel mit kontrollierter Wirkstoffabgabe |
IT1229856B (it) * | 1989-04-20 | 1991-09-13 | Recordati Chem Pharm | Compresse a rilascio controllato contenenti flavossato. |
EP0408496A3 (en) * | 1989-07-12 | 1992-07-01 | Ciba-Geigy Ag | Solid dosage form for pharmaceutical substances |
US5527545A (en) * | 1989-09-18 | 1996-06-18 | Recordati S.A. Chemical And Pharmaceutical Company | Liquid-suspension controlled-release pharmaceutical composition |
IT1241417B (it) * | 1990-03-06 | 1994-01-14 | Vectorpharma Int | Composizioni terapeutiche a rilascio controllato di farmaci supportatisu polimeri reticolati e rivestiti con film polimerici,e loro processodi preparazione |
IT1250654B (it) * | 1991-07-08 | 1995-04-21 | Farcon Ag | Metodo per la preparazione di forme farmaceutiche orali a rilascio prolungato contenenti sostanze attive a solubilita' dipendente dal valore di ph. |
EP0652745A1 (en) * | 1992-07-31 | 1995-05-17 | Daratech Pty. Ltd. | Controlled release implants |
JP3720386B2 (ja) * | 1993-12-27 | 2005-11-24 | 住友製薬株式会社 | 薬物放出制御製剤 |
US6156343A (en) * | 1994-12-27 | 2000-12-05 | Akzo Nobel N.V. | Controlled release preparation |
US5840332A (en) * | 1996-01-18 | 1998-11-24 | Perio Products Ltd. | Gastrointestinal drug delivery system |
WO1998024412A2 (en) * | 1996-12-05 | 1998-06-11 | The Board Of Trustees Of The University Of Illinois | Compounds useful against diseases of the colon and methods for orally administering same |
KR20000076329A (ko) * | 1997-03-25 | 2000-12-26 | 다케다 야쿠힌 고교 가부시키가이샤 | 위장 점막 부착성 약제 조성물 |
US6419960B1 (en) | 1998-12-17 | 2002-07-16 | Euro-Celtique S.A. | Controlled release formulations having rapid onset and rapid decline of effective plasma drug concentrations |
US6632451B2 (en) | 1999-06-04 | 2003-10-14 | Dexcel Pharma Technologies Ltd. | Delayed total release two pulse gastrointestinal drug delivery system |
CA2936740C (en) | 2014-10-31 | 2017-10-10 | Purdue Pharma | Methods and compositions particularly for treatment of attention deficit disorder |
US20210299053A1 (en) | 2018-07-21 | 2021-09-30 | Sushma Paul BERLIA | Controlled release formulation comprising flavoxate |
US10722473B2 (en) | 2018-11-19 | 2020-07-28 | Purdue Pharma L.P. | Methods and compositions particularly for treatment of attention deficit disorder |
WO2023089553A1 (en) | 2021-11-19 | 2023-05-25 | Berlia Sushma Paul | Controlled release formulations of flavoxate and process for preparation thereof |
CN114133595B (zh) * | 2021-12-06 | 2023-06-02 | 广东华美众源生物科技有限公司 | 一种pH温度双重敏感纳米水凝胶的制备方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3247066A (en) * | 1962-09-12 | 1966-04-19 | Parke Davis & Co | Controlled release dosage form containing water-swellable beadlet |
JPS5867616A (ja) * | 1981-10-15 | 1983-04-22 | Tanabe Seiyaku Co Ltd | 腸溶性マイクロカプセル |
IT1176853B (it) * | 1984-10-02 | 1987-08-18 | Eurand Spa | Procedimento per ottenere una formulazione a rilascio controllato di componenti solubili in acqua |
-
1987
- 1987-06-15 ES ES87830223T patent/ES2022454B3/es not_active Expired - Lifetime
- 1987-06-15 EP EP87830223A patent/EP0250374B1/en not_active Revoked
- 1987-06-15 DE DE8787830223T patent/DE3769707D1/de not_active Revoked
Also Published As
Publication number | Publication date |
---|---|
DE3769707D1 (de) | 1991-06-06 |
EP0250374A1 (en) | 1987-12-23 |
EP0250374B1 (en) | 1991-05-02 |
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