DE3509743C2 - Abgabevorrichtung zur Freisetzung eines Wirkstoffs - Google Patents

Abgabevorrichtung zur Freisetzung eines Wirkstoffs

Info

Publication number
DE3509743C2
DE3509743C2 DE3509743A DE3509743A DE3509743C2 DE 3509743 C2 DE3509743 C2 DE 3509743C2 DE 3509743 A DE3509743 A DE 3509743A DE 3509743 A DE3509743 A DE 3509743A DE 3509743 C2 DE3509743 C2 DE 3509743C2
Authority
DE
Germany
Prior art keywords
cellulose
capsule
wall
mass
active ingredient
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.)
Expired - Lifetime
Application number
DE3509743A
Other languages
German (de)
English (en)
Other versions
DE3509743A1 (de
Inventor
James B Eckenhoff
Felix Theeuwes
Joseph C Deters
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.)
Alza Corp
Original Assignee
Alza Corp
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 Alza Corp filed Critical Alza Corp
Publication of DE3509743A1 publication Critical patent/DE3509743A1/de
Application granted granted Critical
Publication of DE3509743C2 publication Critical patent/DE3509743C2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
    • A61M31/002—Devices for releasing a drug at a continuous and controlled rate for a prolonged period of time
    • 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
    • A61K9/0002—Galenical forms characterised by the drug release technique; Application systems commanded by energy
    • A61K9/0004—Osmotic delivery systems; Sustained release driven by osmosis, thermal energy or gas

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hematology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Anesthesiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Medicinal Preparation (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
DE3509743A 1984-03-21 1985-03-18 Abgabevorrichtung zur Freisetzung eines Wirkstoffs Expired - Lifetime DE3509743C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US59182484A 1984-03-21 1984-03-21

Publications (2)

Publication Number Publication Date
DE3509743A1 DE3509743A1 (de) 1985-09-26
DE3509743C2 true DE3509743C2 (de) 1997-07-03

Family

ID=24368102

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3509743A Expired - Lifetime DE3509743C2 (de) 1984-03-21 1985-03-18 Abgabevorrichtung zur Freisetzung eines Wirkstoffs

Country Status (7)

Country Link
JP (1) JPS60237016A (pt)
CA (1) CA1252359A (pt)
DE (1) DE3509743C2 (pt)
ES (3) ES285535Y (pt)
FR (1) FR2561628B1 (pt)
GB (1) GB2155889B (pt)
IT (2) IT1184912B (pt)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU591171B2 (en) * 1983-11-02 1989-11-30 Alza Corporation Dispenser for delivering thermo-responsive composition
US4643731A (en) * 1985-08-16 1987-02-17 Alza Corporation Means for providing instant agent from agent dispensing system
US4842867A (en) * 1986-05-09 1989-06-27 Alza Corporation Pulsed drug delivery of doxylamine
US4723958A (en) * 1986-05-23 1988-02-09 Merck & Co., Inc. Pulsatile drug delivery system
US4824675A (en) * 1987-07-13 1989-04-25 Alza Corporation Dispenser with movable matrix comprising a plurality of tiny pills
GB2281697A (en) * 1993-09-14 1995-03-15 Euro Celtique Sa Laxative compositions in capsules
DK106293D0 (da) * 1993-09-22 1993-09-22 Joergen Rasmussen Kapsel til indbringning af laegemidler i kreaturmaver
ZA953078B (en) * 1994-04-28 1996-01-05 Alza Corp Effective therapy for epilepsies
EP0768867B1 (en) * 1994-06-13 2002-10-09 Alza Corporation Dosage form for administering drug in liquid formulation
US5904935A (en) * 1995-06-07 1999-05-18 Alza Corporation Peptide/protein suspending formulations
US6551613B1 (en) * 1998-09-08 2003-04-22 Alza Corporation Dosage form comprising therapeutic formulation
CN1227003C (zh) * 1998-09-09 2005-11-16 阿尔萨公司 包括液体制剂的剂型
US6342249B1 (en) 1998-12-23 2002-01-29 Alza Corporation Controlled release liquid active agent formulation dosage forms
EP1140027B1 (en) * 1998-12-23 2005-10-12 Alza Corporation Dosage forms comprising porous particles
DK2739270T3 (da) * 2011-08-01 2020-04-06 Hb Biotechnologies Corp Ikke-fordøjelige kapsler til administration af fluidabsorberende materialer
US10137287B2 (en) 2013-03-05 2018-11-27 Taris Biomedical Llc Drug delivery devices and methods for controlled drug release through device orifice
BR112016010103A8 (pt) * 2013-11-05 2018-01-30 Taris Biomedical Llc métodos, kits e dispositivos de suprimento de fármaco osmótico.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3732865A (en) * 1971-01-13 1973-05-15 Alza Corp Osmotic dispenser
IL38538A (en) * 1971-01-13 1974-09-10 Alza Corp Osmotic dispenser
US3995631A (en) * 1971-01-13 1976-12-07 Alza Corporation Osmotic dispenser with means for dispensing active agent responsive to osmotic gradient
US3865108A (en) * 1971-05-17 1975-02-11 Ortho Pharma Corp Expandable drug delivery device
US3845770A (en) * 1972-06-05 1974-11-05 Alza Corp Osmatic dispensing device for releasing beneficial agent
US3995632A (en) * 1973-05-04 1976-12-07 Alza Corporation Osmotic dispenser
US4203440A (en) * 1978-10-23 1980-05-20 Alza Corporation Device having variable volume chamber for dispensing useful agent
US4320759A (en) * 1980-04-28 1982-03-23 Alza Corporation Dispenser with diffuser
US4350271A (en) * 1980-08-22 1982-09-21 Alza Corporation Water absorbing fluid dispenser
US4327725A (en) * 1980-11-25 1982-05-04 Alza Corporation Osmotic device with hydrogel driving member

Also Published As

Publication number Publication date
IT8567269A0 (it) 1985-03-20
JPH0137367B2 (pt) 1989-08-07
GB2155889A (en) 1985-10-02
GB8432064D0 (en) 1985-01-30
ES285534U (es) 1986-04-01
FR2561628B1 (fr) 1988-01-29
GB2155889B (en) 1988-03-02
FR2561628A1 (fr) 1985-09-27
CA1252359A (en) 1989-04-11
IT8567269A1 (it) 1986-09-20
JPS60237016A (ja) 1985-11-25
ES285536Y (es) 1986-11-16
IT8553156V0 (it) 1985-03-20
ES285535U (es) 1986-04-01
IT1184912B (it) 1987-10-28
DE3509743A1 (de) 1985-09-26
ES285536U (es) 1986-04-01
ES285534Y (es) 1986-11-16
ES285535Y (es) 1986-11-16

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition