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1. UY0001029637 - FORMULACIÓN DE LIBERACIÓN PROLONGADA DE PRINCIPIOS ACTIVOS DE MEDICAMENTOS

Office Uruguay
Application Number 0001029637
Application Date 29.06.2006
Publication Number 0001029637
Publication Date 31.01.2007
Publication Kind A1
IPC
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
471
Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/-C07D463/251
02
in which the condensed system contains two hetero rings
04
Ortho-condensed systems
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
235
Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
02
condensed with carbocyclic rings or ring systems
C CHEMISTRY; METALLURGY
07
ORGANIC CHEMISTRY
D
HETEROCYCLIC COMPOUNDS
221
Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/-C07D219/187
02
condensed with carbocyclic rings or ring systems
04
Ortho- or peri-condensed ring systems
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
P
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
25
Drugs for disorders of the nervous system
20
Hypnotics; Sedatives
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
K
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9
Medicinal preparations characterised by special physical form
20
Pills, lozenges or tablets
22
Sustained or differential release type
24
Layered or laminated unitary dosage forms
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
K
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
9
Medicinal preparations characterised by special physical form
20
Pills, lozenges or tablets
22
Sustained or differential release type
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
K
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31
Medicinal preparations containing organic active ingredients
33
Heterocyclic compounds
395
having nitrogen as a ring hetero atom, e.g. guanethidine, rifamycins
435
having six-membered rings with one nitrogen as the only ring hetero atom
4353
ortho- or peri-condensed with heterocyclic ring systems
437
the heterocyclic ring system containing a five-membered ring having nitrogen as a ring hetero atom, e.g. indolizine, beta-carboline
C07D 471/04
C07D 235/02
C07D 221/04
A61P 25/20
A61K 9/24
A61K 9/22
Applicants SANOFI - AVENTIS
Inventors GERARD ALAUX
ANDRE FRÉDÉRIC
LEWIS GARETH
SERRE VÉRONIQUE
Agents MORGADE, NORA
Priority Data 0506539 28.06.2005 FR
Title
(ES) FORMULACIÓN DE LIBERACIÓN PROLONGADA DE PRINCIPIOS ACTIVOS DE MEDICAMENTOS
Abstract
(ES)
La invención se refiere a una formulación nueva para una liberación prolongada de un principio activo que presenta una solubilidad dependiente del pH. La formulación de la invención comprende un excipiente matricial a base de polímero hidrófilo que contiene una dosis determinada del principio activo, y también comprende uno o varios agentes acidificantes en forma de una sal ácida de un ácido orgánico.