CA2718753A1 - Nouvelles formulations pharmaceutiques orales a liberation controlee - Google Patents

Nouvelles formulations pharmaceutiques orales a liberation controlee Download PDF

Info

Publication number
CA2718753A1
CA2718753A1 CA2718753A CA2718753A CA2718753A1 CA 2718753 A1 CA2718753 A1 CA 2718753A1 CA 2718753 A CA2718753 A CA 2718753A CA 2718753 A CA2718753 A CA 2718753A CA 2718753 A1 CA2718753 A1 CA 2718753A1
Authority
CA
Canada
Prior art keywords
layer
controlled
water
tolterodine
release
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA2718753A
Other languages
English (en)
Inventor
Vinayak Pathak
Kiran Lagu
Naresh Talwar
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pharmascience Inc
Original Assignee
Pharmascience 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 Pharmascience Inc filed Critical Pharmascience Inc
Priority to CA2718753A priority Critical patent/CA2718753A1/fr
Publication of CA2718753A1 publication Critical patent/CA2718753A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/13Amines
    • A61K31/135Amines having aromatic rings, e.g. ketamine, nortriptyline
    • A61K31/137Arylalkylamines, e.g. amphetamine, epinephrine, salbutamol, ephedrine or methadone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/20Pills, tablets, discs, rods
    • A61K9/2072Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
    • A61K9/2077Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets
    • A61K9/2081Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets with microcapsules or coated microparticles according to A61K9/50
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/48Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50Microcapsules 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
    • A61K9/5073Microcapsules 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 having two or more different coatings optionally including drug-containing subcoatings
    • A61K9/5078Microcapsules 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 having two or more different coatings optionally including drug-containing subcoatings with drug-free core

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Medicine (AREA)
  • Medicinal Preparation (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Abstract

La présente invention concerne une bille à libération contrôlée contenant un principe pharmaceutiquement actif. La bille à libération contrôlée comprend un noyau constitué dun matériau inerte sensiblement insoluble dans leau. Une première couche est placée sur le noyau, la première couche comprenant un polymère sensiblement hydrosoluble. Une deuxième couche est placée sur la première couche, la deuxième couche comprenant le principe pharmaceutiquement actif et un polymère. Enfin, une troisième couche est placée sur la deuxième couche, la troisième couche comprenant un système polymère de contrôle de la libération. La présente invention concerne également des formes pharmaceutiques, telles que des comprimés et des gélules, comprenant les billes à libération contrôlée, et des procédés de fabrication des billes à libération contrôlée.
CA2718753A 2008-04-01 2009-04-01 Nouvelles formulations pharmaceutiques orales a liberation controlee Abandoned CA2718753A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA2718753A CA2718753A1 (fr) 2008-04-01 2009-04-01 Nouvelles formulations pharmaceutiques orales a liberation controlee

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CA2,629,099 2008-04-01
CA002629099A CA2629099A1 (fr) 2008-04-01 2008-04-01 Nouvelles formulations pharmaceutiques orales a liberation controlee
PCT/CA2009/000418 WO2009121178A1 (fr) 2008-04-01 2009-04-01 Nouvelles formulations pharmaceutiques orales à libération contrôlée
CA2718753A CA2718753A1 (fr) 2008-04-01 2009-04-01 Nouvelles formulations pharmaceutiques orales a liberation controlee

Publications (1)

Publication Number Publication Date
CA2718753A1 true CA2718753A1 (fr) 2009-10-08

Family

ID=41134776

Family Applications (2)

Application Number Title Priority Date Filing Date
CA002629099A Abandoned CA2629099A1 (fr) 2008-04-01 2008-04-01 Nouvelles formulations pharmaceutiques orales a liberation controlee
CA2718753A Abandoned CA2718753A1 (fr) 2008-04-01 2009-04-01 Nouvelles formulations pharmaceutiques orales a liberation controlee

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CA002629099A Abandoned CA2629099A1 (fr) 2008-04-01 2008-04-01 Nouvelles formulations pharmaceutiques orales a liberation controlee

Country Status (2)

Country Link
CA (2) CA2629099A1 (fr)
WO (1) WO2009121178A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9078830B2 (en) 2009-07-31 2015-07-14 Ranbaxy Laboratories Limited Multi-layered, multiple unit pharmaceutical compositions

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009019599A2 (fr) 2007-08-08 2009-02-12 Themis Laboratories Private Limited Compositions à libération prolongée comprenant de la toltérodine
US20150086626A1 (en) * 2012-04-17 2015-03-26 Mylan, Inc Stable dosage forms of skeletal muscle relaxants with extended release coating

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9402422D0 (sv) * 1994-07-08 1994-07-08 Astra Ab New beads for controlled release and a pharmaceutical preparation containing the same
SE9803871D0 (sv) * 1998-11-11 1998-11-11 Pharmacia & Upjohn Ab Therapeutic method and formulation
WO2004105735A1 (fr) * 2003-05-30 2004-12-09 Ranbaxy Laboratories Limited Compositions pharmaceutiques de tolterodine a liberation controlee et leurs procedes de preparation
WO2007122015A1 (fr) * 2006-04-21 2007-11-01 Synthon B.V. Perles de tolterodine
US20090017111A1 (en) * 2007-07-03 2009-01-15 Van Den Heuvel Dennie J M Tolterodine bead

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9078830B2 (en) 2009-07-31 2015-07-14 Ranbaxy Laboratories Limited Multi-layered, multiple unit pharmaceutical compositions

Also Published As

Publication number Publication date
CA2629099A1 (fr) 2009-10-01
WO2009121178A1 (fr) 2009-10-08

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20140228

FZDE Discontinued

Effective date: 20170403

FZDE Discontinued

Effective date: 20170403