DE69428853D1 - Heterodisperse Hydrogelsysteme zur verzögerten Freisetzung unlöslicher Arzneistoffe - Google Patents
Heterodisperse Hydrogelsysteme zur verzögerten Freisetzung unlöslicher ArzneistoffeInfo
- Publication number
- DE69428853D1 DE69428853D1 DE69428853T DE69428853T DE69428853D1 DE 69428853 D1 DE69428853 D1 DE 69428853D1 DE 69428853 T DE69428853 T DE 69428853T DE 69428853 T DE69428853 T DE 69428853T DE 69428853 D1 DE69428853 D1 DE 69428853D1
- Authority
- DE
- Germany
- Prior art keywords
- sustained release
- delayed release
- insoluble drugs
- hydrogel systems
- hydrophobic polymer
- 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
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2095—Tabletting processes; Dosage units made by direct compression of powders or specially processed granules, by eliminating solvents, by melt-extrusion, by injection molding, by 3D printing
-
- 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
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2013—Organic compounds, e.g. phospholipids, fats
- A61K9/2018—Sugars, or sugar alcohols, e.g. lactose, mannitol; Derivatives thereof, e.g. polysorbates
-
- 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
-
- 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
- A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
- A61K9/2806—Coating materials
- A61K9/2833—Organic macromolecular compounds
- A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
- A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
- C08J3/075—Macromolecular gels
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/118,924 US5455046A (en) | 1993-09-09 | 1993-09-09 | Sustained release heterodisperse hydrogel systems for insoluble drugs |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69428853D1 true DE69428853D1 (de) | 2001-12-06 |
DE69428853T2 DE69428853T2 (de) | 2002-04-11 |
Family
ID=22381584
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69428853T Expired - Lifetime DE69428853T2 (de) | 1993-09-09 | 1994-08-30 | Heterodisperse Hydrogelsysteme zur verzögerten Freisetzung unlöslicher Arzneistoffe |
DE69434640T Expired - Fee Related DE69434640T2 (de) | 1993-09-09 | 1994-08-30 | Heterodisperse Hydrogelsysteme zur verzögerten Freisetzung unlöslicher Arzneistoffe |
DE0642785T Pending DE642785T1 (de) | 1993-09-09 | 1994-08-30 | Heterodisperse Hydrogelsysteme zur verzögerten Freisetzung unlöslicher Arzneistoffe. |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69434640T Expired - Fee Related DE69434640T2 (de) | 1993-09-09 | 1994-08-30 | Heterodisperse Hydrogelsysteme zur verzögerten Freisetzung unlöslicher Arzneistoffe |
DE0642785T Pending DE642785T1 (de) | 1993-09-09 | 1994-08-30 | Heterodisperse Hydrogelsysteme zur verzögerten Freisetzung unlöslicher Arzneistoffe. |
Country Status (11)
Country | Link |
---|---|
US (6) | US5455046A (de) |
EP (2) | EP1101489B1 (de) |
JP (1) | JP4077886B2 (de) |
AT (2) | ATE207742T1 (de) |
CA (1) | CA2131647C (de) |
DE (3) | DE69428853T2 (de) |
DK (1) | DK0642785T3 (de) |
ES (2) | ES2070810T3 (de) |
GR (1) | GR950300035T1 (de) |
IL (1) | IL110744A (de) |
PT (2) | PT1101489E (de) |
Families Citing this family (103)
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ATE424810T1 (de) | 1998-12-11 | 2009-03-15 | Nostrum Pharmaceuticals Inc | Ein hydrokolloid und einen celluloseether enthaltende tablette mit verzögerter freisetzung |
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-
1993
- 1993-09-09 US US08/118,924 patent/US5455046A/en not_active Expired - Lifetime
-
1994
- 1994-08-22 IL IL11074494A patent/IL110744A/en not_active IP Right Cessation
- 1994-08-30 AT AT94401925T patent/ATE207742T1/de not_active IP Right Cessation
- 1994-08-30 EP EP01104276A patent/EP1101489B1/de not_active Expired - Lifetime
- 1994-08-30 PT PT01104276T patent/PT1101489E/pt unknown
- 1994-08-30 DE DE69428853T patent/DE69428853T2/de not_active Expired - Lifetime
- 1994-08-30 DE DE69434640T patent/DE69434640T2/de not_active Expired - Fee Related
- 1994-08-30 ES ES94401925T patent/ES2070810T3/es not_active Expired - Lifetime
- 1994-08-30 EP EP94401925A patent/EP0642785B1/de not_active Expired - Lifetime
- 1994-08-30 AT AT01104276T patent/ATE318586T1/de not_active IP Right Cessation
- 1994-08-30 DK DK94401925T patent/DK0642785T3/da active
- 1994-08-30 PT PT94401925T patent/PT642785E/pt unknown
- 1994-08-30 DE DE0642785T patent/DE642785T1/de active Pending
- 1994-08-30 ES ES01104276T patent/ES2254274T3/es not_active Expired - Lifetime
- 1994-09-08 CA CA002131647A patent/CA2131647C/en not_active Expired - Lifetime
- 1994-09-09 JP JP24076694A patent/JP4077886B2/ja not_active Expired - Fee Related
-
1995
- 1995-05-22 US US08/447,236 patent/US5554387A/en not_active Expired - Lifetime
- 1995-05-22 US US08/447,235 patent/US5512297A/en not_active Expired - Lifetime
- 1995-07-31 GR GR950300035T patent/GR950300035T1/el unknown
-
1996
- 1996-05-21 US US08/651,901 patent/US5667801A/en not_active Expired - Lifetime
-
1997
- 1997-04-18 US US08/843,573 patent/US5846563A/en not_active Expired - Lifetime
-
1998
- 1998-12-08 US US09/207,298 patent/US6136343A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69428853T2 (de) | 2002-04-11 |
CA2131647A1 (en) | 1995-03-10 |
GR950300035T1 (en) | 1995-07-31 |
IL110744A (en) | 1998-12-27 |
US5846563A (en) | 1998-12-08 |
EP0642785A2 (de) | 1995-03-15 |
EP1101489A3 (de) | 2001-09-19 |
DE642785T1 (de) | 1995-09-28 |
ATE318586T1 (de) | 2006-03-15 |
EP1101489A2 (de) | 2001-05-23 |
ES2070810T3 (es) | 2001-12-16 |
DK0642785T3 (da) | 2001-12-31 |
US5554387A (en) | 1996-09-10 |
EP0642785B1 (de) | 2001-10-31 |
ATE207742T1 (de) | 2001-11-15 |
EP0642785A3 (de) | 1996-11-06 |
EP1101489B1 (de) | 2006-03-01 |
IL110744A0 (en) | 1994-08-22 |
US6136343A (en) | 2000-10-24 |
JPH07165615A (ja) | 1995-06-27 |
PT1101489E (pt) | 2006-05-31 |
CA2131647C (en) | 1999-08-10 |
ES2070810T1 (es) | 1995-06-16 |
DE69434640D1 (de) | 2006-04-27 |
DE69434640T2 (de) | 2006-08-10 |
ES2254274T3 (es) | 2006-06-16 |
US5455046A (en) | 1995-10-03 |
US5667801A (en) | 1997-09-16 |
PT642785E (pt) | 2002-02-28 |
JP4077886B2 (ja) | 2008-04-23 |
US5512297A (en) | 1996-04-30 |
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