EP2043598A4 - PERFORATED TABLET WITH EXTENDED RELEASE - Google Patents

PERFORATED TABLET WITH EXTENDED RELEASE

Info

Publication number
EP2043598A4
EP2043598A4 EP06774554A EP06774554A EP2043598A4 EP 2043598 A4 EP2043598 A4 EP 2043598A4 EP 06774554 A EP06774554 A EP 06774554A EP 06774554 A EP06774554 A EP 06774554A EP 2043598 A4 EP2043598 A4 EP 2043598A4
Authority
EP
European Patent Office
Prior art keywords
extended release
perforated tablet
perforated
tablet
extended
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.)
Withdrawn
Application number
EP06774554A
Other languages
German (de)
French (fr)
Other versions
EP2043598A1 (en
Inventor
Cherng-Ju Kim
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.)
University of Arkansas at Fayetteville
University of Arkansas at Little Rock
Original Assignee
University of Arkansas at Fayetteville
University of Arkansas at Little Rock
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 University of Arkansas at Fayetteville, University of Arkansas at Little Rock filed Critical University of Arkansas at Fayetteville
Publication of EP2043598A1 publication Critical patent/EP2043598A1/en
Publication of EP2043598A4 publication Critical patent/EP2043598A4/en
Withdrawn legal-status Critical Current

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
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2072—Pills, 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
    • 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
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
    • 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
    • A61K31/64—Sulfonylureas, e.g. glibenclamide, tolbutamide, chlorpropamide
    • 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
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2072—Pills, 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
    • A61K9/2086—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat

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)
EP06774554A 2006-06-30 2006-06-30 PERFORATED TABLET WITH EXTENDED RELEASE Withdrawn EP2043598A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2006/026432 WO2008005020A1 (en) 2006-06-30 2006-06-30 Extended release perforated tablet

Publications (2)

Publication Number Publication Date
EP2043598A1 EP2043598A1 (en) 2009-04-08
EP2043598A4 true EP2043598A4 (en) 2012-08-01

Family

ID=38894869

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06774554A Withdrawn EP2043598A4 (en) 2006-06-30 2006-06-30 PERFORATED TABLET WITH EXTENDED RELEASE

Country Status (4)

Country Link
EP (1) EP2043598A4 (en)
JP (1) JP2009542646A (en)
CN (1) CN101460142A (en)
WO (1) WO2008005020A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102525986A (en) * 2012-02-01 2012-07-04 齐齐哈尔医学院 Osmotic pump controlled release tablet
JP6041823B2 (en) * 2013-03-16 2016-12-14 ファイザー・インク Tofacitinib oral sustained release dosage form
CN110368371A (en) * 2014-04-08 2019-10-25 越洋医药开发(广州)有限公司 A kind of novel controlled release piece
US20210059948A1 (en) 2017-12-26 2021-03-04 Towa Pharmaceutical Co., Ltd. Cyclic orally disintegrating tablet

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0259219A2 (en) * 1986-08-28 1988-03-09 Universite De Montreal Controlled release tablet
WO1999048481A1 (en) * 1998-03-25 1999-09-30 Temple University Of The Commonwealth System Of Higher Education Coated donut-shaped tablets with long-term parabolic and zero-order release kinetics
US20050025829A1 (en) * 2003-07-29 2005-02-03 Kim Cherng-Ju Controlled drug release tablets

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6419015A (en) * 1987-07-15 1989-01-23 Sato Pharma Slowly releasing drug preparation

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0259219A2 (en) * 1986-08-28 1988-03-09 Universite De Montreal Controlled release tablet
WO1999048481A1 (en) * 1998-03-25 1999-09-30 Temple University Of The Commonwealth System Of Higher Education Coated donut-shaped tablets with long-term parabolic and zero-order release kinetics
US20050025829A1 (en) * 2003-07-29 2005-02-03 Kim Cherng-Ju Controlled drug release tablets

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
MARIA EDVIGE SANGALLI ET AL: "INERT MONOLITHIC DEVICE WITH A CENTRAL HOLE FOR CONSTANT DRUG RELEASE", EUROPEAN JOURNAL OF PHARMACEUTICS AND BIOPHARMACEUTICS, ELSEVIER SCIENCE PUBLISHERS B.V., AMSTERDAM, NL, vol. 40, no. 6, 1 December 1994 (1994-12-01), pages 370 - 373, XP000480157, ISSN: 0939-6411 *
See also references of WO2008005020A1 *
VANDELLI M A ET AL: "Selective coating of cylindrical matrices with a central hole. I. An interpretation of the swelling process", INTERNATIONAL JOURNAL OF PHARMACEUTICS, ELSEVIER BV, NL, vol. 100, no. 1-3, 8 November 1993 (1993-11-08), pages 107 - 114, XP025554109, ISSN: 0378-5173, [retrieved on 19931108], DOI: 10.1016/0378-5173(93)90081-P *

Also Published As

Publication number Publication date
JP2009542646A (en) 2009-12-03
WO2008005020A1 (en) 2008-01-10
EP2043598A1 (en) 2009-04-08
CN101460142A (en) 2009-06-17

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20090119

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK RS

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20120629

RIC1 Information provided on ipc code assigned before grant

Ipc: A61K 9/44 20060101ALI20120625BHEP

Ipc: A61K 31/64 20060101ALI20120625BHEP

Ipc: A61K 31/505 20060101ALI20120625BHEP

Ipc: A61K 9/24 20060101ALI20120625BHEP

Ipc: A61K 9/30 20060101ALI20120625BHEP

Ipc: A61K 9/20 20060101ALI20120625BHEP

Ipc: A61K 9/22 20060101ALI20120625BHEP

Ipc: A61K 9/00 20060101AFI20120625BHEP

Ipc: A61K 9/28 20060101ALI20120625BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20121119