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1. MYPI 20063017 - FORMULATION FOR PROLONGED RELEASE OF ACTIVE INGREDIENTS OF MEDICAMENTS

Office Malaysia
Application Number PI 20063017
Application Date 26.06.2006
Publication Number PI 20063017
Publication Date 27.03.2014
Publication Kind A
IPC
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
28
Dragees; Coated pills or tablets
30
Organic coatings
36
containing carbohydrates or derivatives thereof
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
A HUMAN NECESSITIES
61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
K
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
47
Medicinal preparations characterised by the non-active ingredients used, e.g. carriers, inert additives
06
Organic compounds
08
containing oxygen
12
Carboxylic acids; Salts or anhydrides thereof
A61K 9/24
A61K 9/36
A61K 31/437
A61K 47/12
Applicants SANOFI-AVENTIS
Inventors GARETH LEWIS
GÉRARD ALAUX
FRÉDÉRIC ANDRE
VÉRONIQUE SERRE
Agents PATRICK MIRANDAH
Priority Data 0506539 28.06.2005 FR
Title
(EN) FORMULATION FOR PROLONGED RELEASE OF ACTIVE INGREDIENTS OF MEDICAMENTS
Abstract
(EN)
THE INVENTION RELATES TO A NOVEL FORMULATION FOR PROLONGED-RELEASE OF AN ACTIVE INGREDIENT HAVING A PH-DEPENDENT SOLUBILITY. THE FORMULATION OF THE INVENTION COMPRISES A MATRICIAL EXCIPIENT BASED ON A HYDROPHILIC POLYMER CONTAINING A GIVEN DOSE OF ACTIVE INGREDIENT AND ALSO COMPRISES ONE OR MORE ACIDIFYING AGENTS IN THE FORM OF AN ACID SALT OF AN ORGANIC ACI.