DE2400819C2 - Verfahren zur Herstellung fester Zubereitungen von schwerlöslichen Arzneimittelwirkstoffen in feinster Verteilung - Google Patents

Verfahren zur Herstellung fester Zubereitungen von schwerlöslichen Arzneimittelwirkstoffen in feinster Verteilung

Info

Publication number
DE2400819C2
DE2400819C2 DE19742400819 DE2400819A DE2400819C2 DE 2400819 C2 DE2400819 C2 DE 2400819C2 DE 19742400819 DE19742400819 DE 19742400819 DE 2400819 A DE2400819 A DE 2400819A DE 2400819 C2 DE2400819 C2 DE 2400819C2
Authority
DE
Germany
Prior art keywords
pharmaceutical ingredients
active pharmaceutical
active
poorly soluble
production
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
DE19742400819
Other languages
German (de)
English (en)
Other versions
DE2400819A1 (de
Inventor
Kurt Dr. 5670 Opladen Bauer
Helmut Dr. 5674 Bergisch-Neukirchen Kramer
Klaus Dr. 5600 Wuppertal Schloßmann
Wulf Dr. 5670 Opladen Vater
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Priority to DE19742400819 priority Critical patent/DE2400819C2/de
Priority to NL7500116A priority patent/NL7500116A/xx
Priority to AT6375A priority patent/AT338432B/de
Priority to GB77475A priority patent/GB1456618A/en
Priority to BE152215A priority patent/BE824186A/xx
Priority to FR7500595A priority patent/FR2256765B1/fr
Publication of DE2400819A1 publication Critical patent/DE2400819A1/de
Application granted granted Critical
Publication of DE2400819C2 publication Critical patent/DE2400819C2/de
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
    • A61K9/14—Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
    • A61K9/146—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular compounds

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)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DE19742400819 1974-01-09 1974-01-09 Verfahren zur Herstellung fester Zubereitungen von schwerlöslichen Arzneimittelwirkstoffen in feinster Verteilung Expired DE2400819C2 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19742400819 DE2400819C2 (de) 1974-01-09 1974-01-09 Verfahren zur Herstellung fester Zubereitungen von schwerlöslichen Arzneimittelwirkstoffen in feinster Verteilung
NL7500116A NL7500116A (nl) 1974-01-09 1975-01-06 Werkwijze voor het bereiden van vaste prepara- an moeilijk oplosbare farmaceutisch actie- offen in zeer fijne verdeling.
AT6375A AT338432B (de) 1974-01-09 1975-01-07 Verfahren zur herstellung fester, oraler zubereitungen von schwerloslichen arzneimittelwirkstoffen
GB77475A GB1456618A (en) 1974-01-09 1975-01-08 Process for the production of solid preparations of sparingly soluble medicinally active compounds in a very finely divided form
BE152215A BE824186A (fr) 1974-01-09 1975-01-08 Procede d'obtention de preparations solides de medicaments tres peu solubles, a l'etat tres finement divise
FR7500595A FR2256765B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-01-09 1975-01-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742400819 DE2400819C2 (de) 1974-01-09 1974-01-09 Verfahren zur Herstellung fester Zubereitungen von schwerlöslichen Arzneimittelwirkstoffen in feinster Verteilung

Publications (2)

Publication Number Publication Date
DE2400819A1 DE2400819A1 (de) 1975-07-17
DE2400819C2 true DE2400819C2 (de) 1982-04-22

Family

ID=5904386

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742400819 Expired DE2400819C2 (de) 1974-01-09 1974-01-09 Verfahren zur Herstellung fester Zubereitungen von schwerlöslichen Arzneimittelwirkstoffen in feinster Verteilung

Country Status (6)

Country Link
AT (1) AT338432B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE824186A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2400819C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2256765B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1456618A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7500116A (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
US4343789A (en) 1979-07-05 1982-08-10 Yamanouchi Pharmaceutical Co., Ltd. Sustained release pharmaceutical composition of solid medical material

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5332110A (en) * 1976-09-03 1978-03-27 Yamanouchi Pharmaceut Co Ltd Pharmaceutical composition containing gamma-oryzanol
JPS5420127A (en) * 1977-07-14 1979-02-15 Yamanouchi Pharmaceut Co Ltd Solid nifedipine preparaton
GB1579818A (en) 1977-06-07 1980-11-26 Yamanouchi Pharma Co Ltd Nifedipine-containing solid preparation composition
JPS542316A (en) * 1977-06-07 1979-01-09 Yamanouchi Pharmaceut Co Ltd Solid pharmaceutical composition containing nifedipene
EP0001247A1 (en) * 1977-09-14 1979-04-04 Kanebo, Ltd. Pharmaceutical preparation containing nifedipine and a method for producing the same.
DE2966564D1 (en) * 1978-11-20 1984-02-23 American Home Prod Therapeutic compositions with enhanced bioavailability and process for their preparation
US4344934A (en) * 1978-11-20 1982-08-17 American Home Products Corporation Therapeutic compositions with enhanced bioavailability
US4411882A (en) 1978-12-21 1983-10-25 Sandoz Ltd. Galenical compositions
JPS56110612A (en) * 1980-02-08 1981-09-01 Yamanouchi Pharmaceut Co Ltd Readily disintegrable and absorbable compression molded article of slightly soluble drug
CA1173751A (en) * 1980-05-07 1984-09-04 Jack H. Lazarus Methoxsalen dosage forms
US5264446A (en) * 1980-09-09 1993-11-23 Bayer Aktiengesellschaft Solid medicament formulations containing nifedipine, and processes for their preparation
DE3033919A1 (de) * 1980-09-09 1982-04-22 Bayer Ag, 5090 Leverkusen Feste arzneizubereitungen enthaltend nifedipin und verfahren zu ihrer herstellung
JPS57167911A (en) * 1981-04-09 1982-10-16 Kyoto Yakuhin Kogyo Kk Liquid pharmaceutical of nifedipine
JPS58206533A (ja) * 1982-05-27 1983-12-01 Teijin Ltd 活性型ビタミンｄ↓３誘導体組成物及びそれを活性成分とする薬剤
JPS58146506A (ja) * 1983-01-13 1983-09-01 バイエル・アクチエンゲゼルシヤフト ニフエジピン含有固形製剤
DE3307422A1 (de) * 1983-03-03 1984-09-06 Bayer Ag, 5090 Leverkusen Fluessigzubereitungen von dihydropyridinen, ein verfahren zu ihrer herstellung, sowie ihre verwendung bei der bekaempfung von erkrankungen
DE3419129A1 (de) * 1984-05-23 1985-11-28 Bayer Ag, 5090 Leverkusen Nifedipinpraeparate und verfahren zu ihrer herstellung
DE3419128A1 (de) * 1984-05-23 1985-11-28 Bayer Ag, 5090 Leverkusen Dihydropyridinpraeparate und verfahren zu ihrer herstellung
DE3419131A1 (de) * 1984-05-23 1985-11-28 Bayer Ag, 5090 Leverkusen Dihydropyridinkombinationspraeparate und verfahren zu ihrer herstellung
DE3419130A1 (de) * 1984-05-23 1985-11-28 Bayer Ag, 5090 Leverkusen Nifedipinkombinationspraeparate und verfahren zu ihrer herstellung
HU198844B (en) * 1984-06-14 1989-12-28 Sandoz Ag Process for producing new galenic pharmaceutical composition ensuring retarded release of active ingredient
AT385654B (de) * 1984-09-04 1988-05-10 Arcana Chem Pharm Verfahren zur herstellung von oelhaeltigen zubereitungen in granulatform zur oralen verabreichung
DE3438830A1 (de) * 1984-10-23 1986-04-30 Rentschler Arzneimittel Nifedipin enthaltende darreichungsform und verfahren zu ihrer herstellung
EP0232254A1 (en) * 1985-07-24 1987-08-19 SETH, Pyare Oxazepam containing pharmaceutical composition
IT1187751B (it) * 1985-10-15 1987-12-23 Eurand Spa Procedimento per la preparazione di formulazioni solidi di nifedipina ad elevata biodisponibilita' e ad effetto prolungato e formulazioni cosi' ottenute
JP2525478B2 (ja) * 1989-03-01 1996-08-21 帝人株式会社 安定性の改良された活性型ビタミンｄ▲下３▼類固型製剤
GB9200607D0 (en) * 1992-01-13 1992-03-11 Ethical Pharma Ltd Pharmaceutical compositions containing nifedipine and process for the preparation thereof
NZ286451A (en) * 1996-04-24 1998-04-27 Bernard Charles Sherman Controlled release pharmaceutical composition containing granules comprising drug, water-insoluble polymer and meltable carrier
US5800834A (en) * 1996-06-10 1998-09-01 Spireas; Spiridon Liquisolid systems and methods of preparing same
US5922352A (en) * 1997-01-31 1999-07-13 Andrx Pharmaceuticals, Inc. Once daily calcium channel blocker tablet having a delayed release core
US5837379A (en) * 1997-01-31 1998-11-17 Andrx Pharmaceuticals, Inc. Once daily pharmaceutical tablet having a unitary core
US6485748B1 (en) 1997-12-12 2002-11-26 Andrx Pharmaceuticals, Inc. Once daily pharmaceutical tablet having a unitary core
RU2245135C1 (ru) * 2003-09-02 2005-01-27 Открытое акционерное общество "Красфарма" Способ получения раствора метронидазола для инъекций
CA2699172C (en) * 2007-09-03 2016-05-17 Nanotherapeutics, Inc Compositions and methods for delivery of poorly soluble drugs

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4343789A (en) 1979-07-05 1982-08-10 Yamanouchi Pharmaceutical Co., Ltd. Sustained release pharmaceutical composition of solid medical material

Also Published As

Publication number Publication date
FR2256765A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-08-01
AT338432B (de) 1977-08-25
BE824186A (fr) 1975-07-08
GB1456618A (en) 1976-11-24
NL7500116A (nl) 1975-07-11
FR2256765B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-09-22
ATA6375A (de) 1976-12-15
DE2400819A1 (de) 1975-07-17

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Legal Events

Date Code Title Description
OD Request for examination
D2 Grant after examination
8363 Opposition against the patent
8363 Opposition against the patent
8331 Complete revocation