CA1251708A - Constant release system with pulsed release - Google Patents

Constant release system with pulsed release

Info

Publication number
CA1251708A
CA1251708A CA000468135A CA468135A CA1251708A CA 1251708 A CA1251708 A CA 1251708A CA 000468135 A CA000468135 A CA 000468135A CA 468135 A CA468135 A CA 468135A CA 1251708 A CA1251708 A CA 1251708A
Authority
CA
Canada
Prior art keywords
delivery
agent
osmotic
beneficial agent
pulsed
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
Application number
CA000468135A
Other languages
English (en)
French (fr)
Inventor
Paul R. Magruder
Patrick S.L. Wong
Felix Theeuwes
Brian Barclay
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
Application granted granted Critical
Publication of CA1251708A publication Critical patent/CA1251708A/en
Expired 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)
  • Animal Behavior & Ethology (AREA)
  • Chemical & Material Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medicinal Chemistry (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Medicinal Preparation (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
CA000468135A 1983-12-01 1984-11-19 Constant release system with pulsed release Expired CA1251708A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US55698583A 1983-12-01 1983-12-01
US06/556,985 1983-12-01

Publications (1)

Publication Number Publication Date
CA1251708A true CA1251708A (en) 1989-03-28

Family

ID=24223601

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000468135A Expired CA1251708A (en) 1983-12-01 1984-11-19 Constant release system with pulsed release

Country Status (7)

Country Link
JP (2) JP2504396B2 (it)
CA (1) CA1251708A (it)
DE (1) DE3443586C2 (it)
ES (4) ES8602390A1 (it)
FR (1) FR2555897B1 (it)
GB (1) GB2150434B (it)
IT (1) IT1179843B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH075457B2 (ja) * 1983-08-16 1995-01-25 ザ ウエルカム フアウンデ−シヨン リミテツド 調節された方法による有効成分の放出を可能にする医薬組成物
FR2598614A1 (fr) * 1986-05-14 1987-11-20 Alza Corp Systeme osmotique pour l'apport menage d'haloperidol
US4627851A (en) * 1984-10-26 1986-12-09 Alza Corporation Colonic-therapeutic delivery system
US4723958A (en) * 1986-05-23 1988-02-09 Merck & Co., Inc. Pulsatile drug delivery system
DD295760A5 (de) * 1989-01-31 1991-11-14 Martin-Luther-Universitaet Halle Wittenberg,De Arzneistoffreigabesystem mit kotrollierter wirkstoffreisetzung
FI900470A0 (fi) * 1989-01-31 1990-01-30 Int Pharma Agentur Aktivaemnen kontrollerat avgivande system och foerfarande foer dess framstaellning.
JP4848101B2 (ja) * 2001-08-17 2011-12-28 株式会社フジモト・コーポレーション 徐放性マイクロペレット
WO2010015840A1 (en) * 2008-08-08 2010-02-11 Cipla Limited Osmotic delivery device with modified release

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU466503B2 (en) * 1972-06-05 1975-10-30 Alza Corporation Osmotic dispenser
US3952741A (en) * 1975-01-09 1976-04-27 Bend Research Inc. Controlled release delivery system by an osmotic bursting mechanism
US4036228A (en) * 1975-09-11 1977-07-19 Alza Corporation Osmotic dispenser with gas generating means
US4265874A (en) * 1980-04-25 1981-05-05 Alza Corporation Method of delivering drug with aid of effervescent activity generated in environment of use
US4326525A (en) * 1980-10-14 1982-04-27 Alza Corporation Osmotic device that improves delivery properties of agent in situ

Also Published As

Publication number Publication date
FR2555897A1 (fr) 1985-06-07
DE3443586C2 (de) 1996-09-05
JPH0733642A (ja) 1995-02-03
ES538104A0 (es) 1985-12-01
JP2683493B2 (ja) 1997-11-26
GB2150434B (en) 1987-11-04
GB8426842D0 (en) 1984-11-28
ES295960U (es) 1988-01-01
ES295960Y (es) 1988-07-16
JP2504396B2 (ja) 1996-06-05
ES8602390A1 (es) 1985-12-01
DE3443586A1 (de) 1985-06-13
ES8801984A1 (es) 1988-03-16
JPS60185711A (ja) 1985-09-21
ES546059A0 (es) 1988-03-16
IT8468196A1 (it) 1986-05-30
GB2150434A (en) 1985-07-03
ES293000Y (es) 1987-03-16
IT1179843B (it) 1987-09-16
FR2555897B1 (fr) 1988-05-13
ES293000U (es) 1986-07-01
IT8468196A0 (it) 1984-11-30

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Legal Events

Date Code Title Description
MKEX Expiry