NO922282L - Formulering for vedvarende frigivelse av acetazolamid, samt fremgangsmaate for fremstilling av formuleringen - Google Patents

Formulering for vedvarende frigivelse av acetazolamid, samt fremgangsmaate for fremstilling av formuleringen

Info

Publication number
NO922282L
NO922282L NO92922282A NO922282A NO922282L NO 922282 L NO922282 L NO 922282L NO 92922282 A NO92922282 A NO 92922282A NO 922282 A NO922282 A NO 922282A NO 922282 L NO922282 L NO 922282L
Authority
NO
Norway
Prior art keywords
formulation
acetazolamide
preparing
procedure
continuous release
Prior art date
Application number
NO92922282A
Other languages
English (en)
Other versions
NO922282D0 (no
Inventor
Nicholas Ian Payne
David Parker
Angela Catherine Potts
Laurence Charles Staines
Original Assignee
American Cyanamid Co
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 American Cyanamid Co filed Critical American Cyanamid Co
Publication of NO922282D0 publication Critical patent/NO922282D0/no
Publication of NO922282L publication Critical patent/NO922282L/no

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
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
    • A61K31/425—Thiazoles
    • 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)
  • 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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)

Abstract

En formulering for vedvarende frigi- velse av antiglaukoma-medikamentet acet- azolamid med forbedrede frigivnings-karak- teristikker, omfatter i hovedsak sfæriske, stort sett bindemiddelfrie pelleter av medikamentet som er belagt med en frigiv- ningsregulerende membran.
NO92922282A 1991-06-11 1992-06-10 Formulering for vedvarende frigivelse av acetazolamid, samt fremgangsmaate for fremstilling av formuleringen NO922282L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9112495A GB2256587A (en) 1991-06-11 1991-06-11 Acetazolamide in sustained release form

Publications (2)

Publication Number Publication Date
NO922282D0 NO922282D0 (no) 1992-06-10
NO922282L true NO922282L (no) 1992-12-14

Family

ID=10696429

Family Applications (1)

Application Number Title Priority Date Filing Date
NO92922282A NO922282L (no) 1991-06-11 1992-06-10 Formulering for vedvarende frigivelse av acetazolamid, samt fremgangsmaate for fremstilling av formuleringen

Country Status (11)

Country Link
EP (1) EP0540813B1 (no)
AT (1) ATE135568T1 (no)
CA (1) CA2070877C (no)
DE (1) DE69209228T2 (no)
DK (1) DK0540813T3 (no)
ES (1) ES2086576T3 (no)
FI (1) FI101855B1 (no)
GB (1) GB2256587A (no)
GR (1) GR3019751T3 (no)
NO (1) NO922282L (no)
ZA (1) ZA924242B (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2168043B1 (es) * 1999-09-13 2003-04-01 Esteve Labor Dr Forma farmaceutica solida oral de liberacion modificada que contiene un compuesto de bencimidazol labil en medio acido.
US8282955B2 (en) 2001-10-15 2012-10-09 Ferring B.V. Method for the preparation of a pharmaceutical composition comprising 5-aminosalicylic acid for use in treatment of ulcerative colitis and Crohn's disease
JP2007523664A (ja) 2003-04-23 2007-08-23 フェリング ベスローテン フェンノートシャップ 医薬組成物用サシェ
EP1547601A1 (en) 2003-12-23 2005-06-29 Ferring B.V. Coating method
CL2008000725A1 (es) 2007-03-15 2008-11-14 Schering Corp Compuestos derivados de heterociclos aromaticos; composicion farmaceutica; kit farmceuticos; uso de la composicion y de los compuestos como inhibidores de glucano sintasa para el tratamiento o prevencion del crecimiento de patogenos fungicos en planta y para tratar o prevenir infecciones producidas por hongos.
CN102949377B (zh) * 2012-11-28 2015-05-27 河南中帅医药科技股份有限公司 乙酰唑胺缓释胶囊及其制备方法
CN106822015A (zh) * 2017-03-27 2017-06-13 华益药业科技(安徽)有限公司 乙酰唑胺缓释片及其制备方法
CN113855648B (zh) * 2021-12-03 2022-02-25 北京联嘉医药科技开发有限公司 一种乙酰唑胺缓释胶囊及其制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3671633A (en) * 1971-05-10 1972-06-20 American Cyanamid Co Process for tabletting acetazolamide
US4305927A (en) * 1979-02-05 1981-12-15 Alza Corporation Method for the management of intraocular pressure
GB2135879B (en) * 1983-03-07 1986-05-21 Ciba Geigy Ag Pharmaceutical preparations with uniform elution properties
GB8524001D0 (en) * 1985-09-30 1985-11-06 Glaxo Group Ltd Pharmaceutical composition
EP0418597A3 (en) * 1989-09-21 1991-11-27 American Cyanamid Company Controlled release carbonic anhydrase inhibitor containing pharmaceutical compositions from spherical granules in capsule oral dosage unit form

Also Published As

Publication number Publication date
FI922698L (fi) 1992-12-12
GR3019751T3 (en) 1996-07-31
EP0540813A1 (en) 1993-05-12
DK0540813T3 (da) 1996-07-22
DE69209228T2 (de) 1996-11-21
ES2086576T3 (es) 1996-07-01
NO922282D0 (no) 1992-06-10
FI922698A0 (fi) 1992-06-10
GB2256587A (en) 1992-12-16
EP0540813B1 (en) 1996-03-20
ATE135568T1 (de) 1996-04-15
CA2070877A1 (en) 1992-12-12
GB9112495D0 (en) 1991-07-31
FI101855B (fi) 1998-09-15
ZA924242B (en) 1993-03-31
CA2070877C (en) 2003-02-11
DE69209228D1 (de) 1996-04-25
FI101855B1 (fi) 1998-09-15

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