CA1073358A - Sustained release formulations - Google Patents

Sustained release formulations

Info

Publication number
CA1073358A
CA1073358A CA248,018A CA248018A CA1073358A CA 1073358 A CA1073358 A CA 1073358A CA 248018 A CA248018 A CA 248018A CA 1073358 A CA1073358 A CA 1073358A
Authority
CA
Canada
Prior art keywords
weight
sustained release
tablet
formulation
gastric fluid
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
CA248,018A
Other languages
English (en)
French (fr)
Inventor
Prabhakar R. Sheth
Jacques L. Tossounian
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Priority claimed from KR7600645A external-priority patent/KR800001387B1/ko
Application granted granted Critical
Publication of CA1073358A publication Critical patent/CA1073358A/en
Expired 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
    • A61K9/0012—Galenical forms characterised by the site of application
    • A61K9/0053—Mouth and digestive tract, i.e. intraoral and peroral administration
    • A61K9/0065—Forms with gastric retention, e.g. floating on gastric juice, adhering to gastric mucosa, expanding to prevent passage through the pylorus

Landscapes

  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Physiology (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)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CA248,018A 1975-03-17 1976-03-16 Sustained release formulations Expired CA1073358A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US55910775A 1975-03-17 1975-03-17
US65800376A 1976-02-13 1976-02-13
KR7600645A KR800001387B1 (en) 1975-03-17 1976-03-16 Process for preparing sustained release formulation

Publications (1)

Publication Number Publication Date
CA1073358A true CA1073358A (en) 1980-03-11

Family

ID=27348140

Family Applications (1)

Application Number Title Priority Date Filing Date
CA248,018A Expired CA1073358A (en) 1975-03-17 1976-03-16 Sustained release formulations

Country Status (21)

Country Link
JP (1) JPS51115910A (xx)
AR (1) AR222624A1 (xx)
AT (1) AT353415B (xx)
AU (1) AU505355B2 (xx)
CA (1) CA1073358A (xx)
CH (1) CH630257A5 (xx)
DD (1) DD124102A5 (xx)
DE (1) DE2611041A1 (xx)
DK (1) DK148344C (xx)
ES (1) ES446075A1 (xx)
FR (1) FR2304354A1 (xx)
GB (1) GB1546448A (xx)
GR (1) GR60341B (xx)
IE (1) IE43083B1 (xx)
LU (1) LU74558A1 (xx)
MC (1) MC1101A1 (xx)
NL (1) NL190313C (xx)
NZ (1) NZ180321A (xx)
PH (1) PH14927A (xx)
PT (1) PT64907B (xx)
SE (1) SE433804B (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982000094A1 (en) * 1980-07-02 1982-01-21 Laby R Controlled release compositions for administration of therapeutic agents to ruminants

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH649215A5 (de) * 1981-04-29 1985-05-15 Hoffmann La Roche Pharmazeutische praeparate.
CH652025A5 (de) * 1981-09-14 1985-10-31 Hoffmann La Roche Pharmazeutisches praeparat.
US4421736A (en) * 1982-05-20 1983-12-20 Merrel Dow Pharmaceuticals Inc. Sustained release diethylpropion compositions
GB2154874B (en) * 1984-02-29 1987-11-04 Sandoz Ltd Bromoscriptine compositions
CH666406A5 (de) * 1984-02-29 1988-07-29 Sandoz Ag Verfahren zur herstellung von mikrokapseln, welche bromokriptinmesylat als pharmakologischen wirkstoff enthalten.
KR850700212A (ko) * 1984-03-21 1985-12-26 죠지 드모트 서방성 약제학적 캼셀제
JPS6143108A (ja) * 1984-08-03 1986-03-01 Nippon Shinyaku Co Ltd 医薬品製剤及びその製造法
HU195729B (en) * 1985-02-05 1988-07-28 Sandoz Ag Process for producing pharmaceutical compositions containing 9,10-dihydro-ergot-alkaloides
GB8524135D0 (en) * 1985-10-01 1985-11-06 Sandoz Ltd Darodipine compositions
NL194822C (nl) * 1985-10-01 2003-04-03 Novartis Ag Preparaat voor orale toediening met geregelde afgifte en werkwijze voor de bereiding ervan.
US4786503A (en) * 1987-04-06 1988-11-22 Alza Corporation Dosage form comprising parallel lamine
US4814178A (en) * 1987-07-01 1989-03-21 Sanford Bolton Floating sustained release therapeutic compositions
US5133974A (en) * 1989-05-05 1992-07-28 Kv Pharmaceutical Company Extended release pharmaceutical formulations
IE64128B1 (en) * 1990-02-26 1995-07-12 Byrne Rynne Holdings Ltd A pharmaceutical composition
US5629016A (en) * 1991-01-30 1997-05-13 Glaxo Wellcome Inc. Water-dispersible tablets
DE69207656T2 (de) * 1991-01-30 1996-10-17 Wellcome Found Wasserlösliche tabletten
DE69226950T2 (de) * 1991-04-08 1999-05-12 Nippon Shinyaku Co Ltd Kapsel mit Langzeitwirkung fuer die Adhäsion im Gastrointestinaltrakt
CA2132012C (en) * 1992-03-25 2003-04-22 John W. Shell Alkyl-substituted cellulose-based sustained-release oral drug dosage forms
US5698226A (en) * 1993-07-13 1997-12-16 Glaxo Wellcome Inc. Water-dispersible tablets
US5888540A (en) * 1993-10-29 1999-03-30 Sugden; Keith Pharmaceutical products
CA2175225C (en) * 1993-10-29 2004-09-21 Keith Graeme Hutchison Gelatin capsule fill able to foam
WO1995011668A1 (en) * 1993-10-29 1995-05-04 Reckitt & Colman Products Limited Gelatin capsule fill able to foam
JPH10500412A (ja) * 1994-05-13 1998-01-13 スミスクライン・ビーチャム・コーポレイション カルシウム摂取を増加させるための方法および組成物
JPH10509981A (ja) * 1994-12-01 1998-09-29 サイバス ファーマシューティカル，インコーポレイティド 高等植物から得られうる粉末状親水コロイドゴムを用いる持効性薬剤送出
FR2820318B1 (fr) * 2001-02-08 2005-12-23 Ellipse Pharmaceuticals Procede de fabrication d'un comprime flottant incluant un principe actif et comprime obtenu
FR2820319B3 (fr) * 2001-02-08 2003-12-05 Ellipse Pharmaceuticals Procede de fabrication d'un comprime flottant incluant de l'alfuzosine et comprime obtenu
EP1245227A1 (en) 2001-03-31 2002-10-02 Jagotec Ag A pharmaceutical tablet system that floats in the stomach for programmed release of active substance and process of producing buoyant material contained in same
FR2874325B1 (fr) * 2004-08-19 2006-10-20 Sanofi Synthelabo Composition pharmaceutique sous forme de comprime a residence gastrique contenant de l'alfuzosine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1059624B (de) * 1954-11-11 1959-06-18 Dr Knut Jacobus Sundman Verfahren zur Herstellung von in einer Traegersubstanz dispergierten Arzneien in dosierter Form
JPS5512411B2 (xx) * 1974-03-12 1980-04-02
DE2439538C3 (de) * 1974-08-17 1980-07-17 Ludwig Heumann & Co Gmbh, 8500 Nuernberg Verfahren zur Herstellung von oral zu verabreichenden Arzneimitteln mit verzögerter Wirkungsfreigabe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982000094A1 (en) * 1980-07-02 1982-01-21 Laby R Controlled release compositions for administration of therapeutic agents to ruminants
US4671789A (en) * 1980-07-02 1987-06-09 Commonwealth Scientific And Industrial Research Organization Controlled release compositions for administration of therapeutic agents to ruminants

Also Published As

Publication number Publication date
GR60341B (en) 1978-05-17
GB1546448A (en) 1979-05-23
DE2611041A1 (de) 1976-10-14
PT64907B (fr) 1978-03-24
MC1101A1 (fr) 1977-02-04
ATA192276A (de) 1979-04-15
AU1204976A (en) 1977-09-22
AR222624A1 (es) 1981-06-15
IE43083B1 (en) 1980-12-17
NL190313B (nl) 1993-08-16
LU74558A1 (xx) 1977-09-27
DK113676A (da) 1976-09-18
PH14927A (en) 1982-01-29
CH630257A5 (en) 1982-06-15
AU505355B2 (en) 1979-11-15
DD124102A5 (xx) 1977-02-02
NL190313C (nl) 1994-01-17
AT353415B (de) 1979-11-12
IE43083L (en) 1976-09-17
DK148344C (da) 1985-11-04
SE7603325L (sv) 1976-09-18
ES446075A1 (es) 1977-09-16
SE433804B (sv) 1984-06-18
JPS51115910A (en) 1976-10-13
FR2304354B1 (xx) 1979-04-27
FR2304354A1 (fr) 1976-10-15
NZ180321A (en) 1978-06-20
PT64907A (fr) 1976-04-01
JPS638084B2 (xx) 1988-02-19
DK148344B (da) 1985-06-17
NL7602776A (nl) 1976-09-21
DE2611041C2 (xx) 1988-06-09

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Legal Events

Date Code Title Description
MKEX Expiry