PH23698A - Sustained release compositions comprising hydroxypropyl cellulose ethers - Google Patents

Sustained release compositions comprising hydroxypropyl cellulose ethers

Info

Publication number
PH23698A
PH23698A PH34486A PH34486A PH23698A PH 23698 A PH23698 A PH 23698A PH 34486 A PH34486 A PH 34486A PH 34486 A PH34486 A PH 34486A PH 23698 A PH23698 A PH 23698A
Authority
PH
Philippines
Prior art keywords
sustained release
hydroxypropyl cellulose
cellulose ethers
release compositions
hydrophilic colloid
Prior art date
Application number
PH34486A
Other languages
English (en)
Inventor
Daniel A Alderman
Original Assignee
Dow Chemical Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25174902&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PH23698(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of PH23698A publication Critical patent/PH23698A/en

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • 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
    • 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

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)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Jellies, Jams, And Syrups (AREA)
PH34486A 1985-11-18 1986-11-17 Sustained release compositions comprising hydroxypropyl cellulose ethers PH23698A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/799,044 US4704285A (en) 1985-11-18 1985-11-18 Sustained release compositions comprising hydroxypropyl cellulose ethers

Publications (1)

Publication Number Publication Date
PH23698A true PH23698A (en) 1989-09-27

Family

ID=25174902

Family Applications (1)

Application Number Title Priority Date Filing Date
PH34486A PH23698A (en) 1985-11-18 1986-11-17 Sustained release compositions comprising hydroxypropyl cellulose ethers

Country Status (12)

Country Link
US (1) US4704285A (ko)
EP (1) EP0223590B2 (ko)
JP (1) JPH078809B2 (ko)
KR (1) KR920000737B1 (ko)
AT (1) ATE91232T1 (ko)
AU (1) AU599058B2 (ko)
BR (1) BR8606003A (ko)
CA (1) CA1287582C (ko)
DE (1) DE3688674T2 (ko)
DK (1) DK175298B1 (ko)
FI (1) FI90310C (ko)
PH (1) PH23698A (ko)

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Also Published As

Publication number Publication date
ATE91232T1 (de) 1993-07-15
DK175298B1 (da) 2004-08-16
FI90310C (fi) 1994-01-25
CA1287582C (en) 1991-08-13
KR920000737B1 (ko) 1992-01-21
EP0223590B2 (en) 1996-09-11
FI864665A0 (fi) 1986-11-17
AU6504686A (en) 1987-05-21
FI864665A (fi) 1987-05-19
DK551486D0 (da) 1986-11-18
AU599058B2 (en) 1990-07-12
BR8606003A (pt) 1987-09-15
JPS62120323A (ja) 1987-06-01
US4704285A (en) 1987-11-03
DE3688674T2 (de) 1993-10-14
EP0223590A2 (en) 1987-05-27
EP0223590A3 (en) 1987-11-25
FI90310B (fi) 1993-10-15
DE3688674D1 (de) 1993-08-12
JPH078809B2 (ja) 1995-02-01
EP0223590B1 (en) 1993-07-07
KR870004710A (ko) 1987-06-01
DK551486A (da) 1987-05-19

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