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1. WO2004071403 - COATED PARTICLES AND PHARMACEUTICAL DOSAGE FORMS

Publication Number WO/2004/071403
Publication Date 26.08.2004
International Application No. PCT/SI2004/000009
International Filing Date 11.02.2004
Chapter 2 Demand Filed 09.12.2004
IPC
A61K 9/20 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9Medicinal preparations characterised by special physical form
20Pills, lozenges or tablets
A61K 9/28 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9Medicinal preparations characterised by special physical form
20Pills, lozenges or tablets
28Dragees; Coated pills or tablets
A61K 9/50 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9Medicinal preparations characterised by special physical form
48Preparations in capsules, e.g. of gelatin, of chocolate
50Microcapsules
A61K 9/56 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9Medicinal preparations characterised by special physical form
48Preparations in capsules, e.g. of gelatin, of chocolate
52Sustained or differential release type
54containing discrete particles with coatings of different thicknesses or different materials
56Organic coatings
A61K 31/40 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31Medicinal preparations containing organic active ingredients
33Heterocyclic compounds
395having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
40having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil
A61P 3/06 2006.1
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
3Drugs for disorders of the metabolism
06Antihyperlipidemics
CPC
A61K 31/40
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31Medicinal preparations containing organic active ingredients
33Heterocyclic compounds
395having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
40having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil
A61K 9/2009
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9Medicinal preparations characterised by special physical form
20Pills, tablets, ; discs, rods
2004Excipients; Inactive ingredients
2009Inorganic compounds
A61K 9/2018
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9Medicinal preparations characterised by special physical form
20Pills, tablets, ; discs, rods
2004Excipients; Inactive ingredients
2013Organic compounds, e.g. phospholipids, fats
2018Sugars, or sugar alcohols, e.g. lactose, mannitol; Derivatives thereof, e.g. polysorbates
A61K 9/2054
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9Medicinal preparations characterised by special physical form
20Pills, tablets, ; discs, rods
2004Excipients; Inactive ingredients
2022Organic macromolecular compounds
205Polysaccharides, e.g. alginate, gums; Cyclodextrin
2054Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
A61K 9/2866
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9Medicinal preparations characterised by special physical form
20Pills, tablets, ; discs, rods
28Dragees; Coated pills or tablets ; , e.g. with film or compression coating
2806Coating materials
2833Organic macromolecular compounds
286Polysaccharides, e.g. gums; Cyclodextrin
2866Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
A61K 9/5047
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9Medicinal preparations characterised by special physical form
48Preparations in capsules, e.g. of gelatin, of chocolate
50Microcapsules ; 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
5005Wall or coating material
5021Organic macromolecular compounds
5036Polysaccharides, e.g. gums, alginate; Cyclodextrin
5042Cellulose; Cellulose derivatives, e.g. phthalate or acetate succinate esters of hydroxypropyl methylcellulose
5047Cellulose ethers containing no ester groups, e.g. hydroxypropyl methylcellulose
Applicants
  • LEK PHARMACEUTICALS d.d. [SI]/[SI] (AllExceptUS)
  • HUMAR, Vlasta [SI]/[SI] (UsOnly)
  • BURJAK, Mateja [SI]/[SI] (UsOnly)
  • GRAHEK, Rok [SI]/[SI] (UsOnly)
  • SALOBIR, Mateja [SI]/[SI] (UsOnly)
  • KERC, Janez [SI]/[SI] (UsOnly)
  • KOCEVAR, Klemen [SI]/[SI] (UsOnly)
Inventors
  • HUMAR, Vlasta
  • BURJAK, Mateja
  • GRAHEK, Rok
  • SALOBIR, Mateja
  • KERC, Janez
  • KOCEVAR, Klemen
Priority Data
P-20030004112.02.2003SI
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) COATED PARTICLES AND PHARMACEUTICAL DOSAGE FORMS
(FR) PARTICULES A REVETEMENT ET FORMES POSOLOGIQUES PHARMACEUTIQUES
Abstract
(EN) The present invention relates to coated particles and pharmaceutical dosage forms comprising the active substances sensitive to environmental influences. The coating of the present invention provides stability and protection of the active substance to environmental influences and in particular from oxidation and/or environmental humidity by coating.
(FR) La présente invention concerne des particules à revêtement et des formes posologiques pharmaceutiques comprenant les substances actives sensibles à des influences de l'environnement. Le revêtement selon cette invention offre une stabilité et une protection à la substance active par rapport aux influences de l'environnement, notamment l'oxydation et/ou l'humidité de l'environnement.
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