SE384797B - Forfarande for framstellning av lekemedelspreparat med fordrojd frigoring av aktiv substans, innehallande bl.a. en substituerad xantin - Google Patents

Forfarande for framstellning av lekemedelspreparat med fordrojd frigoring av aktiv substans, innehallande bl.a. en substituerad xantin

Info

Publication number
SE384797B
SE384797B SE1720868A SE1720868A SE384797B SE 384797 B SE384797 B SE 384797B SE 1720868 A SE1720868 A SE 1720868A SE 1720868 A SE1720868 A SE 1720868A SE 384797 B SE384797 B SE 384797B
Authority
SE
Sweden
Prior art keywords
xantin
substituted
procedure
preparation
active substance
Prior art date
Application number
SE1720868A
Other languages
English (en)
Swedish (sv)
Inventor
M Reiser
E Eidebenz
L Nook
Original Assignee
Hoechst 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
Priority claimed from DE1967C0044173 external-priority patent/DE1617418C3/de
Priority claimed from DE19681810705 external-priority patent/DE1810705C3/de
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of SE384797B publication Critical patent/SE384797B/xx

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
    • A61K31/525—Isoalloxazines, e.g. riboflavins, vitamin B2
    • 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
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/59—Compounds containing 9, 10- seco- cyclopenta[a]hydrophenanthrene ring systems
    • 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
    • A61K9/1617—Organic compounds, e.g. phospholipids, fats

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
SE1720868A 1967-12-16 1968-12-16 Forfarande for framstellning av lekemedelspreparat med fordrojd frigoring av aktiv substans, innehallande bl.a. en substituerad xantin SE384797B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1967C0044173 DE1617418C3 (de) 1967-12-16 1967-12-16 Herstellung von festen Arzneimittelformen mit verzögerter Wirkstoffabgabe
DE19681810705 DE1810705C3 (de) 1968-11-25 1968-11-25 Stabilisierung von Vitaminen

Publications (1)

Publication Number Publication Date
SE384797B true SE384797B (sv) 1976-05-24

Family

ID=25756473

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1720868A SE384797B (sv) 1967-12-16 1968-12-16 Forfarande for framstellning av lekemedelspreparat med fordrojd frigoring av aktiv substans, innehallande bl.a. en substituerad xantin

Country Status (4)

Country Link
BE (1) BE725125A (xx)
FR (1) FR1605467A (xx)
NL (1) NL159281B (xx)
SE (1) SE384797B (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3127237A1 (de) * 1981-07-10 1983-01-20 Hoechst Ag, 6000 Frankfurt Magenvertraegliche arzneiformen von xanthinderivaten und verfahren zu ihrer herstellung

Also Published As

Publication number Publication date
BE725125A (xx) 1969-06-09
NL159281B (nl) 1979-02-15
FR1605467A (en) 1976-05-14
NL6818068A (xx) 1969-06-18

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