FR2555897B1 - CONSTANT FLOW AND PULSED RELEASE DELIVERY SYSTEM OF SUBSTANCES TO A SURROUNDING MEDIUM - Google Patents

CONSTANT FLOW AND PULSED RELEASE DELIVERY SYSTEM OF SUBSTANCES TO A SURROUNDING MEDIUM

Info

Publication number
FR2555897B1
FR2555897B1 FR8417798A FR8417798A FR2555897B1 FR 2555897 B1 FR2555897 B1 FR 2555897B1 FR 8417798 A FR8417798 A FR 8417798A FR 8417798 A FR8417798 A FR 8417798A FR 2555897 B1 FR2555897 B1 FR 2555897B1
Authority
FR
France
Prior art keywords
substances
delivery system
constant flow
surrounding medium
release delivery
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
FR8417798A
Other languages
French (fr)
Other versions
FR2555897A1 (en
Inventor
Paul R Magruder
Brian Barclay
Patrick S L Wong
Felix Theeuwes
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 FR2555897A1 publication Critical patent/FR2555897A1/en
Application granted granted Critical
Publication of FR2555897B1 publication Critical patent/FR2555897B1/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
FR8417798A 1983-12-01 1984-11-22 CONSTANT FLOW AND PULSED RELEASE DELIVERY SYSTEM OF SUBSTANCES TO A SURROUNDING MEDIUM Expired FR2555897B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US55698583A 1983-12-01 1983-12-01

Publications (2)

Publication Number Publication Date
FR2555897A1 FR2555897A1 (en) 1985-06-07
FR2555897B1 true FR2555897B1 (en) 1988-05-13

Family

ID=24223601

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8417798A Expired FR2555897B1 (en) 1983-12-01 1984-11-22 CONSTANT FLOW AND PULSED RELEASE DELIVERY SYSTEM OF SUBSTANCES TO A SURROUNDING MEDIUM

Country Status (7)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH075457B2 (en) * 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 Pharmaceutical composition allowing the release of the active ingredient in a controlled manner
FR2598614A1 (en) * 1986-05-14 1987-11-20 Alza Corp Osmotic system for the controlled supply of 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
JP2885858B2 (en) * 1989-01-31 1999-04-26 イー・ペー・アー・インテルナチオナーレ・ファルマ・アゲンチュル・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング Controlled release system of active substance and method for producing the same
DD295760A5 (en) * 1989-01-31 1991-11-14 Martin-Luther-Universitaet Halle Wittenberg,De DRUG DISTRIBUTION SYSTEM WITH COTROLLED ACTIVE INGREDIENT TRANSFER
JP4848101B2 (en) * 2001-08-17 2011-12-28 株式会社フジモト・コーポレーション Sustained release micropellet
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
DE3443586C2 (en) 1996-09-05
GB8426842D0 (en) 1984-11-28
GB2150434A (en) 1985-07-03
GB2150434B (en) 1987-11-04
ES295960U (en) 1988-01-01
ES293000U (en) 1986-07-01
IT8468196A0 (en) 1984-11-30
ES538104A0 (en) 1985-12-01
CA1251708A (en) 1989-03-28
IT8468196A1 (en) 1986-05-30
JP2683493B2 (en) 1997-11-26
IT1179843B (en) 1987-09-16
FR2555897A1 (en) 1985-06-07
ES546059A0 (en) 1988-03-16
JPH0733642A (en) 1995-02-03
ES8801984A1 (en) 1988-03-16
ES8602390A1 (en) 1985-12-01
DE3443586A1 (en) 1985-06-13
ES295960Y (en) 1988-07-16
ES293000Y (en) 1987-03-16
JPS60185711A (en) 1985-09-21
JP2504396B2 (en) 1996-06-05

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