ZA884622B - Pharmaceutical compositions in the form of pellets with enzymatically controlled release of the pharmaceutical,substance - Google Patents

Pharmaceutical compositions in the form of pellets with enzymatically controlled release of the pharmaceutical,substance

Info

Publication number
ZA884622B
ZA884622B ZA884622A ZA884622A ZA884622B ZA 884622 B ZA884622 B ZA 884622B ZA 884622 A ZA884622 A ZA 884622A ZA 884622 A ZA884622 A ZA 884622A ZA 884622 B ZA884622 B ZA 884622B
Authority
ZA
South Africa
Prior art keywords
pharmaceutical
pellets
substance
controlled release
pharmaceutical compositions
Prior art date
Application number
ZA884622A
Inventor
Horst-Georg Zerbe
Zerbe Horst-Georg
Jorn Ullrich Beckewr
Ullrich Beckewr Jorn
Original Assignee
Riker Laboratories 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 Riker Laboratories Inc filed Critical Riker Laboratories Inc
Publication of ZA884622B publication Critical patent/ZA884622B/en

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
    • A61K9/1664—Compounds of unknown constitution, e.g. material from plants or animals
    • 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
    • A61K9/48—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
    • A61K9/5031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, poly(lactide-co-glycolide)
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Epidemiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Botany (AREA)
  • Zoology (AREA)
  • Medicinal Preparation (AREA)
ZA884622A 1987-06-30 1988-06-28 Pharmaceutical compositions in the form of pellets with enzymatically controlled release of the pharmaceutical,substance ZA884622B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873721574 DE3721574A1 (en) 1987-06-30 1987-06-30 MEDICINAL PRODUCTS IN THE FORM OF PELLETS WITH ENZYMATICALLY CONTROLLED DRUG RELEASE

Publications (1)

Publication Number Publication Date
ZA884622B true ZA884622B (en) 1990-02-28

Family

ID=6330589

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA884622A ZA884622B (en) 1987-06-30 1988-06-28 Pharmaceutical compositions in the form of pellets with enzymatically controlled release of the pharmaceutical,substance

Country Status (7)

Country Link
EP (1) EP0370049A1 (en)
JP (1) JPH02504145A (en)
AU (1) AU618748B2 (en)
DE (1) DE3721574A1 (en)
NZ (1) NZ225158A (en)
WO (1) WO1989000045A1 (en)
ZA (1) ZA884622B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5049395A (en) * 1989-03-09 1991-09-17 Micro Vesicular Systems, Inc. Controlled release vehicle
SE8901279D0 (en) * 1989-04-10 1989-04-10 Pharmacia Ab COMPOSITION
DE3918801A1 (en) * 1989-06-06 1991-05-08 Schmidt Walter Multi-layered pharmaceutical particle with controlled release rate - has at least inner layer contg. active ingredient and outer layer contg. rate controlling component, e.g. polymer
US5252318A (en) * 1990-06-15 1993-10-12 Allergan, Inc. Reversible gelation compositions and methods of use
US5603956A (en) * 1990-11-27 1997-02-18 Labopharm Inc. Cross-linked enzymatically controlled drug release
NL9201195A (en) * 1992-07-03 1994-02-01 Tno PREPARATION FOR THE REGULATED DELIVERY OF AN ACTIVE SUBSTANCE AND METHOD FOR PREPARING SUCH A PREPARATION.
NL9201196A (en) * 1992-07-03 1994-02-01 Tno PREPARATION FOR THE REGULATED DELIVERY OF AN ACTIVE SUBSTANCE AND METHOD FOR PREPARING SUCH A PREPARATION.
KR100304997B1 (en) * 1992-07-24 2002-04-24 드니랑글로아 Tablets containing cross-linked polyhydroxyls for enzymatic controlled drug release
WO1994014479A1 (en) * 1992-12-28 1994-07-07 Bausch & Lomb Incorporated Controlled release composition for active substances into an aqueous medium
US7604820B1 (en) 1999-08-09 2009-10-20 Dainippon Sumitomo Pharma Co., Ltd. Solid preparation containing chitosan powder and process for producing the same
AU1556000A (en) * 1999-11-22 2001-06-04 Akzo Nobel N.V. Composition allowing predefined and controlled release of active ingredient, preparation thereof and use
FR2938433B1 (en) * 2008-11-19 2011-09-09 Francois Fauran PHARMACEUTICAL COMPOSITIONS USING INULIN AS A GRANULATING EXCIPIENT
JP6069782B2 (en) * 2012-11-09 2017-02-01 国立大学法人佐賀大学 Substrate-responsive autonomous vibration microcapsules
CN113172887B (en) * 2021-03-15 2023-04-07 中国科学院上海硅酸盐研究所 Coaxial support material with slow release function

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3493652A (en) * 1962-09-14 1970-02-03 Charles W Hartman Controlled release medicament
US3977404A (en) * 1975-09-08 1976-08-31 Alza Corporation Osmotic device having microporous reservoir
US4261969A (en) * 1979-05-03 1981-04-14 World Health Organization Controlled drug release composition
DE2923279C2 (en) * 1979-06-08 1987-07-09 Kali-Chemie Pharma Gmbh, 3000 Hannover Process for the preparation of pancreatin pellets and pharmaceutical compositions containing them
JPS5640151A (en) * 1979-09-06 1981-04-16 Daiichi Seiyaku Co Coating device for tablet
WO1983003061A1 (en) * 1982-03-04 1983-09-15 Battelle Development Corp Dual microcapsules
US4609374A (en) * 1985-04-22 1986-09-02 Alza Corporation Osmotic device comprising means for governing initial time of agent release therefrom

Also Published As

Publication number Publication date
EP0370049A1 (en) 1990-05-30
NZ225158A (en) 1990-12-21
JPH02504145A (en) 1990-11-29
AU2124588A (en) 1989-01-30
AU618748B2 (en) 1992-01-09
DE3721574A1 (en) 1989-01-12
WO1989000045A1 (en) 1989-01-12

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