ATE34300T1 - Theophyllin mit verlaengerter abgabe. - Google Patents

Theophyllin mit verlaengerter abgabe.

Info

Publication number
ATE34300T1
ATE34300T1 AT82902507T AT82902507T ATE34300T1 AT E34300 T1 ATE34300 T1 AT E34300T1 AT 82902507 T AT82902507 T AT 82902507T AT 82902507 T AT82902507 T AT 82902507T AT E34300 T1 ATE34300 T1 AT E34300T1
Authority
AT
Austria
Prior art keywords
theophylline
extended release
release theophylline
coat
sustained release
Prior art date
Application number
AT82902507T
Other languages
English (en)
Inventor
Chiin Hsiung Hsiao
Original Assignee
Key Pharma
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 Key Pharma filed Critical Key Pharma
Application granted granted Critical
Publication of ATE34300T1 publication Critical patent/ATE34300T1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
    • A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
    • A61K31/519—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
    • A61K31/52—Purines, e.g. adenine
    • 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
    • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
    • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
    • A61K9/5073—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals having two or more different coatings optionally including drug-containing subcoatings
    • A61K9/5078—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals having two or more different coatings optionally including drug-containing subcoatings with drug-free core

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
AT82902507T 1981-07-15 1982-07-08 Theophyllin mit verlaengerter abgabe. ATE34300T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US28344681A 1981-07-15 1981-07-15
US37230082A 1982-04-27 1982-04-27
EP82902507A EP0083372B1 (de) 1981-07-15 1982-07-08 Theophyllin mit verlängerter abgabe
PCT/US1982/000929 WO1983000284A1 (en) 1981-07-15 1982-07-08 Sustained release theophylline

Publications (1)

Publication Number Publication Date
ATE34300T1 true ATE34300T1 (de) 1988-06-15

Family

ID=26962050

Family Applications (1)

Application Number Title Priority Date Filing Date
AT82902507T ATE34300T1 (de) 1981-07-15 1982-07-08 Theophyllin mit verlaengerter abgabe.

Country Status (6)

Country Link
EP (1) EP0083372B1 (de)
JP (1) JPS58501128A (de)
AT (1) ATE34300T1 (de)
DE (1) DE3278491D1 (de)
MY (1) MY100081A (de)
WO (1) WO1983000284A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984000004A1 (en) * 1982-06-14 1984-01-05 Key Pharma Sustained release aspirin
EP0113373B1 (de) * 1982-07-09 1991-08-28 Key Pharmaceuticals, Inc. Dosierungsart zur dauerhaften verabreichung von chinidin
IE55745B1 (en) * 1983-04-06 1991-01-02 Elan Corp Plc Sustained absorption pharmaceutical composition
JPH0729927B2 (ja) * 1983-04-09 1995-04-05 日研化学株式会社 テオフィリン徐放性製剤
SE8404808L (sv) * 1983-10-03 1985-04-04 Avner Rotman Mikrokapslat lekemedel i sot matris
IE58110B1 (en) * 1984-10-30 1993-07-14 Elan Corp Plc Controlled release powder and process for its preparation
IE58246B1 (en) * 1984-12-21 1993-08-11 Byk Gulden Lomberg Chem Fab Theophylline sustained release formulation
WO1987006098A1 (en) * 1986-04-07 1987-10-22 Rorer International (Overseas) Inc. Method for the preparation of a sustained release pharmaceutical composition and the composition prepared thereby
US5026709A (en) * 1986-04-07 1991-06-25 Rorer Pharmaceutical Corporation Method for the preparation of a theophylline sustained release pharmaceutical composition and the composition prepared thereby
US4891223A (en) * 1987-09-03 1990-01-02 Air Products And Chemicals, Inc. Controlled release delivery coating formulation for bioactive substances
US5068110A (en) * 1987-09-29 1991-11-26 Warner-Lambert Company Stabilization of enteric coated dosage form
US4925675A (en) * 1988-08-19 1990-05-15 Himedics, Inc. Erythromycin microencapsulated granules
US4925674A (en) * 1988-08-25 1990-05-15 Himedics, Inc. Amoxicillin microencapsulated granules
US5255228A (en) * 1989-01-10 1993-10-19 Matsushita Electronics Corporation Semiconductor memory device with redundancy circuits
US5162110A (en) * 1990-12-19 1992-11-10 Rhone-Poulenc Rorer Pharmaceuticals Inc. Binding theophylline to ion exchange resins
MX2008010233A (es) * 2008-03-10 2009-11-10 Eurodrug Lab B V Composicion de liberacion modificada, que comprende doxofilina.

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2811483A (en) * 1954-12-09 1957-10-29 Pfizer & Co C Pharmaceutical composition and process for preparing the same
US2853420A (en) * 1956-01-25 1958-09-23 Lowey Hans Ethyl cellulose coatings for shaped medicinal preparations
US2928770A (en) * 1958-11-28 1960-03-15 Frank M Bardani Sustained action pill
US3081233A (en) * 1960-08-08 1963-03-12 Upjohn Co Enteric-coated pilules
BE636568A (de) * 1961-01-31
US3247066A (en) * 1962-09-12 1966-04-19 Parke Davis & Co Controlled release dosage form containing water-swellable beadlet
NL297631A (de) * 1963-06-03
US3400185A (en) * 1965-04-08 1968-09-03 Bristol Myers Co Agglomeration of smaller pharmaceutical particles into larger microspherules and enteic-coating thereof
DE2010416B2 (de) * 1970-03-05 1979-03-29 Hoechst Ag, 6000 Frankfurt Oral anwendbare Arzneiform mit Retardwirkung
DE2336218C3 (de) * 1973-07-17 1985-11-14 Byk Gulden Lomberg Chemische Fabrik Gmbh, 7750 Konstanz Orale Arzneiform
JPS5512411B2 (de) * 1974-03-12 1980-04-02
US4173626A (en) * 1978-12-11 1979-11-06 Merck & Co., Inc. Sustained release indomethacin

Also Published As

Publication number Publication date
EP0083372A1 (de) 1983-07-13
DE3278491D1 (en) 1988-06-23
JPS58501128A (ja) 1983-07-14
MY100081A (en) 1989-08-18
WO1983000284A1 (en) 1983-02-03
EP0083372A4 (de) 1985-02-28
JPH0443052B2 (de) 1992-07-15
EP0083372B1 (de) 1988-05-18

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee