DE3309516C2 - - Google Patents

Info

Publication number
DE3309516C2
DE3309516C2 DE3309516A DE3309516A DE3309516C2 DE 3309516 C2 DE3309516 C2 DE 3309516C2 DE 3309516 A DE3309516 A DE 3309516A DE 3309516 A DE3309516 A DE 3309516A DE 3309516 C2 DE3309516 C2 DE 3309516C2
Authority
DE
Germany
Prior art keywords
tablets
hpmc
weight
hydroxypropylmethyl cellulose
release
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
DE3309516A
Other languages
German (de)
English (en)
Other versions
DE3309516A1 (de
Inventor
Joseph M. Locust Valley N.Y. Us Schor
Ashok Elhurst N.Y. Us Nigalaye
Norman G. New Providence N.J. Us Gaylord
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.)
Forest Laboratories LLC
Original Assignee
Forest Laboratories LLC
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 Forest Laboratories LLC filed Critical Forest Laboratories LLC
Publication of DE3309516A1 publication Critical patent/DE3309516A1/de
Application granted granted Critical
Publication of DE3309516C2 publication Critical patent/DE3309516C2/de
Granted 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
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
    • A61K9/2054—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose

Landscapes

  • Health & Medical Sciences (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)
DE3309516A 1982-03-26 1983-03-17 Verfahren zur herstellung therapeutischer praeparate mit anhaltender freisetzung auf der basis von hydroxypropylmethylzellulose mit hohem molekulargewicht Granted DE3309516A1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/362,104 US4389393A (en) 1982-03-26 1982-03-26 Sustained release therapeutic compositions based on high molecular weight hydroxypropylmethylcellulose
BR8300260A BR8300260A (pt) 1982-03-26 1983-01-19 Processo para a preparacao de hidroxipropilmetilcelulose
AU56761/86A AU583616B2 (en) 1982-03-26 1986-04-28 Sustained release therapeutic compositions based on high molecular weight hydroxypropylmethylcellulose

Publications (2)

Publication Number Publication Date
DE3309516A1 DE3309516A1 (de) 1983-12-01
DE3309516C2 true DE3309516C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-03-24

Family

ID=36910975

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3309516A Granted DE3309516A1 (de) 1982-03-26 1983-03-17 Verfahren zur herstellung therapeutischer praeparate mit anhaltender freisetzung auf der basis von hydroxypropylmethylzellulose mit hohem molekulargewicht

Country Status (19)

Country Link
US (1) US4389393A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (2) JPS58174311A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AR (1) AR230569A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU583616B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE896136A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR8300260A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1188614A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH655241A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3309516A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK161014C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES520994A0 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2523845B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB2117239B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IL (1) IL68233A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1171119B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
MX (1) MX155695A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL8301042A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE453797B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA831817B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005028696A1 (de) * 2005-06-21 2006-12-28 Pulmotec Gmbh Verwendung eines Hilfsstoffs zur Einstellung der Abrasionsfestigkeit eines verfestigten Wirkstoffpräparats

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AU5676186A (en) 1987-10-29
DK137983D0 (da) 1983-03-25
MX155695A (es) 1988-04-13
ES8500740A1 (es) 1984-11-01
JPH0415208B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-03-17
NL8301042A (nl) 1983-10-17
FR2523845A1 (fr) 1983-09-30
CH655241A5 (de) 1986-04-15
BE896136A (fr) 1983-07-01
SE8301579D0 (sv) 1983-03-23
ES520994A0 (es) 1984-11-01
DK161014B (da) 1991-05-21
JPS58174311A (ja) 1983-10-13
AR230569A1 (es) 1984-05-31
US4389393A (en) 1983-06-21
IT8312471A0 (it) 1983-03-25
SE453797B (sv) 1988-03-07
JPS61178916A (ja) 1986-08-11
BR8300260A (pt) 1984-08-28
CA1188614A (en) 1985-06-11
GB2117239B (en) 1987-03-11
FR2523845B1 (fr) 1986-02-21
DK161014C (da) 1991-10-28
IL68233A (en) 1986-10-31
SE8301579L (sv) 1983-09-27
IT1171119B (it) 1987-06-10
DE3309516A1 (de) 1983-12-01
GB8307960D0 (en) 1983-04-27
US4389393B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1985-10-22
AU583616B2 (en) 1989-05-04
DK137983A (da) 1983-09-27
ZA831817B (en) 1983-12-28
GB2117239A (en) 1983-10-12
IL68233A0 (en) 1983-06-15

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