EP0843559A2 - Systeme d'administration de medicaments a base de chitosan - Google Patents

Systeme d'administration de medicaments a base de chitosan

Info

Publication number
EP0843559A2
EP0843559A2 EP97931091A EP97931091A EP0843559A2 EP 0843559 A2 EP0843559 A2 EP 0843559A2 EP 97931091 A EP97931091 A EP 97931091A EP 97931091 A EP97931091 A EP 97931091A EP 0843559 A2 EP0843559 A2 EP 0843559A2
Authority
EP
European Patent Office
Prior art keywords
chitosan
drug
composition
oral
progesterone
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Withdrawn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
EP97931091A
Other languages
German (de)
English (en)
Inventor
Joseph S. Podolski
Kuang T. Hsu
Gurpreet Singh
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.)
Repros Therapeutics Inc
Original Assignee
Zonagen 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 Zonagen Inc filed Critical Zonagen Inc
Publication of EP0843559A2 publication Critical patent/EP0843559A2/fr
Withdrawn legal-status Critical Current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
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1629—Organic macromolecular compounds
    • A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin

Abstract

L'invention porte d'une manière générale sur une nouvelle composition pour l'administration de médicaments et plus spécifiquement sur une composition pour l'administration de médicaments consistant en particules de fer/chitosan combinées au médicament désiré, à un composé du médicament préparé avec du chitosan, ou à une composition de chitosan/huile-tensioactif et de la substance désirée. Elle porte en outre sur un système d'administration de médicaments recourant à ces compositions et sur des procédés d'élaboration de ces compositions.
EP97931091A 1996-06-11 1997-06-11 Systeme d'administration de medicaments a base de chitosan Withdrawn EP0843559A2 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US1954396P 1996-06-11 1996-06-11
US19543P 1996-06-11
PCT/US1997/010028 WO1997047323A2 (fr) 1996-06-11 1997-06-11 Systeme d'administration de medicaments a base de chitosan

Publications (1)

Publication Number Publication Date
EP0843559A2 true EP0843559A2 (fr) 1998-05-27

Family

ID=21793774

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97931091A Withdrawn EP0843559A2 (fr) 1996-06-11 1997-06-11 Systeme d'administration de medicaments a base de chitosan

Country Status (6)

Country Link
EP (1) EP0843559A2 (fr)
JP (1) JPH10513202A (fr)
CN (1) CN1198100A (fr)
AU (1) AU3481497A (fr)
CA (1) CA2228251A1 (fr)
WO (1) WO1997047323A2 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19940794A1 (de) * 1999-08-27 2001-03-01 Lohmann Therapie Syst Lts Pharmazeutische Zubereitung
FR2854072B1 (fr) * 2003-04-23 2006-08-04 Centre Nat Rech Scient Vecteur pour administration par voie orale
US7588774B2 (en) 2003-05-12 2009-09-15 Becton, Dickinson And Company Molecules enhancing dermal delivery of influenza vaccines
JP5080474B2 (ja) * 2005-09-15 2012-11-21 カウンスィル オブ サイエンティフィック アンド インダストリアル リサーチ タンパク質／ペプチドの経口送達のためのｐＨ感受性ナノ粒子製剤
EP1797870A1 (fr) * 2005-12-14 2007-06-20 The Jordanian Pharmaceutical Manufacturing Co. Application orale des protéines comme microémulsion
EP2042166A1 (fr) * 2007-09-25 2009-04-01 The Jordanian Pharmaceutical Manufacturing Co. Nanocapsules pour l'administration orale de protéines
US9161901B2 (en) 2008-02-21 2015-10-20 University Of South Florida Nanoparticle targeted drug delivery to the lungs using extra-testicular Sertoli cells
US9872916B2 (en) 2012-04-06 2018-01-23 University of North Texas Office of Economic Development and Technology Transfer Facile method for making non-toxic biomedical compositions comprising hybrid metal-polymer microparticles
CN112999198A (zh) * 2021-03-10 2021-06-22 中农宠物营养研究院(江苏)有限公司 基于壳聚糖-Fe包衣的能耐胃酸并肠道靶向释放的合生素微胶囊及其制备方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1184161B (it) * 1985-03-14 1987-10-22 Franco Conti Derivati del chitosano costituiti da complessi di coordinazione con ioni ferrosi
JPH0240242B2 (ja) * 1985-03-14 1990-09-11 Etaburisuman Ekusukontooru Daiichitetsuionhaiisakutaijonokitosanjudotairui
GB8507779D0 (en) * 1985-03-26 1985-05-01 Fujisawa Pharmaceutical Co Drug carrier
JPS6281328A (ja) * 1985-10-03 1987-04-14 Rooman Kogyo:Kk 経口持効性製剤
IT1229167B (it) * 1989-04-10 1991-07-22 Texcontor Ets Complessi del ferro o di altri metalli con derivati solfonati del chitosano
JPH0813748B2 (ja) * 1990-04-23 1996-02-14 帝國製薬株式会社 大腸崩壊性ポリペプチド系経口製剤
JP2773959B2 (ja) * 1990-07-10 1998-07-09 信越化学工業株式会社 大腸内放出性固形製剤
JP3181062B2 (ja) * 1991-01-31 2001-07-03 帝國製薬株式会社 下部消化管崩壊経口製剤
EP0576675A4 (en) * 1991-03-25 1994-06-01 Fujisawa Pharmaceutical Co Long-acting pharmaceutical preparation
JPH04327528A (ja) * 1991-04-23 1992-11-17 Lion Corp 経口用固形製剤
IT1251153B (it) * 1991-08-06 1995-05-04 Vectorpharma Int Composizioni farmaceutiche solide per somministrazione orale aventi proungata residenza gastrica
JPH06256166A (ja) * 1993-01-06 1994-09-13 ▲寛▼治 ▲高▼田 薬物放出制御製剤
HU225496B1 (en) * 1993-04-07 2007-01-29 Scios Inc Pharmaceutical compositions of prolonged delivery, containing peptides
JP3810020B2 (ja) * 1993-04-22 2006-08-16 武田薬品工業株式会社 腎疾患の予防または治療剤
US5514670A (en) * 1993-08-13 1996-05-07 Pharmos Corporation Submicron emulsions for delivery of peptides
JP3685813B2 (ja) * 1994-03-25 2005-08-24 東光薬品工業株式会社 アロプリノール含そう剤
IL110035A0 (en) * 1994-06-16 1994-10-07 Tapuach Natural Technologies 1 Homeopathic formulations
TW401301B (en) * 1994-10-07 2000-08-11 Takeda Chemical Industries Ltd Antihypertriglyceridemic composition

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO9747323A3 *

Also Published As

Publication number Publication date
CA2228251A1 (fr) 1997-12-18
WO1997047323A2 (fr) 1997-12-18
WO1997047323A3 (fr) 1998-04-23
CN1198100A (zh) 1998-11-04
AU3481497A (en) 1998-01-07
JPH10513202A (ja) 1998-12-15

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Legal Events

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

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Effective date: 19980311

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Withdrawal date: 19990118