DE3024858C2 - Verfahren zur Herstellung einer anhaltend freigebenden pharmazeutischen Zubereitung eines festen Medikamentenmaterials - Google Patents

Verfahren zur Herstellung einer anhaltend freigebenden pharmazeutischen Zubereitung eines festen Medikamentenmaterials

Info

Publication number
DE3024858C2
DE3024858C2 DE3024858A DE3024858A DE3024858C2 DE 3024858 C2 DE3024858 C2 DE 3024858C2 DE 3024858 A DE3024858 A DE 3024858A DE 3024858 A DE3024858 A DE 3024858A DE 3024858 C2 DE3024858 C2 DE 3024858C2
Authority
DE
Germany
Prior art keywords
nicardipine
medicinal material
pharmaceutical preparation
solid medicinal
dissolved
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 - Lifetime
Application number
DE3024858A
Other languages
German (de)
English (en)
Other versions
DE3024858A1 (de
Inventor
Hiroitsu Kawata
Masayoshi Aruga
Tadayoshi Ohmura
Takashi Sonobe
Satoru Yoneya
Chiharu Sone
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.)
Yamanouchi Pharmaceutical Co Ltd
Original Assignee
Yamanouchi Pharmaceutical Co Ltd
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
Priority claimed from JP8520979A external-priority patent/JPS5649314A/ja
Priority claimed from JP3651480A external-priority patent/JPS5948810B2/ja
Application filed by Yamanouchi Pharmaceutical Co Ltd filed Critical Yamanouchi Pharmaceutical Co Ltd
Publication of DE3024858A1 publication Critical patent/DE3024858A1/de
Application granted granted Critical
Publication of DE3024858C2 publication Critical patent/DE3024858C2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
    • A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
    • 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
    • A61K9/16—Agglomerates; Granulates; Microbeadlets ; Microspheres; Pellets; Solid products obtained by spray drying, spray freeze drying, spray congealing,(multiple) emulsion solvent evaporation or extraction
    • A61K9/1605—Excipients; Inactive ingredients
    • A61K9/1611—Inorganic compounds

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Chemical & Material Sciences (AREA)
  • Epidemiology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Inorganic Chemistry (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DE3024858A 1979-07-05 1980-07-01 Verfahren zur Herstellung einer anhaltend freigebenden pharmazeutischen Zubereitung eines festen Medikamentenmaterials Expired - Lifetime DE3024858C2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP8520979A JPS5649314A (en) 1979-07-05 1979-07-05 Lasting pharmaceutical composition having prolonged action and its preparation
JP3651480A JPS5948810B2 (ja) 1980-03-22 1980-03-22 ニカルジピン持続性製剤用組成物

Publications (2)

Publication Number Publication Date
DE3024858A1 DE3024858A1 (de) 1981-01-22
DE3024858C2 true DE3024858C2 (de) 1996-02-29

Family

ID=26375569

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3024858A Expired - Lifetime DE3024858C2 (de) 1979-07-05 1980-07-01 Verfahren zur Herstellung einer anhaltend freigebenden pharmazeutischen Zubereitung eines festen Medikamentenmaterials

Country Status (9)

Country Link
US (3) US4343789A (enExample)
CA (1) CA1146866A (enExample)
CH (1) CH648484A5 (enExample)
DE (1) DE3024858C2 (enExample)
ES (1) ES493152A0 (enExample)
FR (1) FR2460667A1 (enExample)
GB (1) GB2053681B (enExample)
IT (1) IT1132169B (enExample)
SE (1) SE448342B (enExample)

Families Citing this family (306)

* Cited by examiner, † Cited by third party
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Also Published As

Publication number Publication date
US4673564A (en) 1987-06-16
GB2053681A (en) 1981-02-11
ES8200557A1 (es) 1981-11-16
CA1146866A (en) 1983-05-24
DE3024858A1 (de) 1981-01-22
IT1132169B (it) 1986-06-25
US4404183A (en) 1983-09-13
ES493152A0 (es) 1981-11-16
FR2460667A1 (fr) 1981-01-30
US4343789A (en) 1982-08-10
GB2053681B (en) 1984-04-04
SE448342B (sv) 1987-02-16
IT8023228A0 (it) 1980-07-03
FR2460667B1 (enExample) 1983-07-29
CH648484A5 (de) 1985-03-29
SE8004938L (sv) 1981-01-06

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