EP0793485A4 - Sustained-release drug delivery employing a powdered hydrocolloid gum obtainable from higher plants - Google Patents

Sustained-release drug delivery employing a powdered hydrocolloid gum obtainable from higher plants

Info

Publication number
EP0793485A4
EP0793485A4 EP95942521A EP95942521A EP0793485A4 EP 0793485 A4 EP0793485 A4 EP 0793485A4 EP 95942521 A EP95942521 A EP 95942521A EP 95942521 A EP95942521 A EP 95942521A EP 0793485 A4 EP0793485 A4 EP 0793485A4
Authority
EP
European Patent Office
Prior art keywords
sustained
drug delivery
release drug
higher plants
hydrocolloid gum
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.)
Withdrawn
Application number
EP95942521A
Other languages
German (de)
French (fr)
Other versions
EP0793485A1 (en
Inventor
Eric H Kuhrts
David R Friend
Syed A Altaf
Karen Yu
Jagdish Parasrampuria
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.)
Cibus Pharmaceutical Inc
Original Assignee
Cibus Pharmaceutical Inc
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 Cibus Pharmaceutical Inc filed Critical Cibus Pharmaceutical Inc
Publication of EP0793485A1 publication Critical patent/EP0793485A1/en
Publication of EP0793485A4 publication Critical patent/EP0793485A4/en
Withdrawn legal-status Critical Current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
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/2031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyethylene oxide, 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
    • A61K9/2004—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
    • A61K9/48—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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medicinal Preparation (AREA)
EP95942521A 1994-12-01 1995-11-30 Sustained-release drug delivery employing a powdered hydrocolloid gum obtainable from higher plants Withdrawn EP0793485A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US34851594A 1994-12-01 1994-12-01
US348515 1994-12-01
PCT/US1995/015593 WO1996016638A1 (en) 1994-12-01 1995-11-30 Sustained-release drug delivery employing a powdered hydrocolloid gum obtainable from higher plants

Publications (2)

Publication Number Publication Date
EP0793485A1 EP0793485A1 (en) 1997-09-10
EP0793485A4 true EP0793485A4 (en) 1998-08-26

Family

ID=23368363

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95942521A Withdrawn EP0793485A4 (en) 1994-12-01 1995-11-30 Sustained-release drug delivery employing a powdered hydrocolloid gum obtainable from higher plants

Country Status (9)

Country Link
EP (1) EP0793485A4 (en)
JP (1) JPH10509981A (en)
CN (1) CN1172429A (en)
AU (1) AU709413B2 (en)
CA (1) CA2205351A1 (en)
FI (1) FI972304A (en)
MX (1) MX9704043A (en)
NO (1) NO972486L (en)
WO (1) WO1996016638A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5811388A (en) * 1995-06-07 1998-09-22 Cibus Pharmaceutical, Inc. Delivery of drugs to the lower GI tract
IL119627A (en) 1996-11-17 2002-03-10 Yissum Res Dev Co PHARMACEUTICAL PREPARATIONS FOR THE CONTROLLED-RELEASE OF AN ACTIVE AGENT COMPRISING AT LEAST ONE β-LACTAM ANTIBIOTIC AGENT
US6210710B1 (en) * 1997-04-28 2001-04-03 Hercules Incorporated Sustained release polymer blend for pharmaceutical applications
EP0974343B1 (en) * 1998-07-22 2004-09-29 Pharma Pass II LLC Process for manufacturing a solid metoprolol composition
EP0987020A1 (en) * 1998-09-04 2000-03-22 Pharma Pass LLC Metoprolol composition and processes for manufacturing the same
SE0003125D0 (en) * 2000-09-05 2000-09-05 Astrazeneca Ab Modified polymers

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2143059A1 (en) * 1971-06-19 1973-02-02 Merck Patent Gmbh
GB1327938A (en) * 1969-12-17 1973-08-22 Sucrest Corp Composition for use in forming tablets
WO1994015643A1 (en) * 1992-12-30 1994-07-21 Fmc Corporation Readily available konjac glucomannan sustained release excipient

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH630257A5 (en) * 1975-03-17 1982-06-15 Hoffmann La Roche Sustained release formulation
DK130287D0 (en) * 1987-03-13 1987-03-13 Benzon As Alfred ORAL PREPARATION
US5169639A (en) * 1988-09-19 1992-12-08 Edward Mendell Co., Inc. Controlled release verapamil tablets

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1327938A (en) * 1969-12-17 1973-08-22 Sucrest Corp Composition for use in forming tablets
FR2143059A1 (en) * 1971-06-19 1973-02-02 Merck Patent Gmbh
WO1994015643A1 (en) * 1992-12-30 1994-07-21 Fmc Corporation Readily available konjac glucomannan sustained release excipient

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9616638A1 *

Also Published As

Publication number Publication date
WO1996016638A1 (en) 1996-06-06
CA2205351A1 (en) 1996-06-06
JPH10509981A (en) 1998-09-29
AU709413B2 (en) 1999-08-26
CN1172429A (en) 1998-02-04
MX9704043A (en) 1998-02-28
FI972304A0 (en) 1997-05-30
FI972304A (en) 1997-05-30
NO972486D0 (en) 1997-05-30
NO972486L (en) 1997-07-31
AU4372096A (en) 1996-06-19
EP0793485A1 (en) 1997-09-10

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 19970701

AK Designated contracting states

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A4 Supplementary search report drawn up and despatched

Effective date: 19980713

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Designated state(s): AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE

STAA Information on the status of an ep patent application or granted ep patent

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18W Application withdrawn

Withdrawal date: 19991025