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
  • A61K9/20—Pills, tablets, discs, rods
• • 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
  • A61K31/185—Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids
  • A61K31/19—Carboxylic acids, e.g. valproic acid
• • 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
  • A61K31/185—Acids; Anhydrides, halides or salts thereof, e.g. sulfur acids, imidic, hydrazonic or hydroximic acids
  • A61K31/19—Carboxylic acids, e.g. valproic acid
  • A61K31/195—Carboxylic acids, e.g. valproic acid having an amino group
• • 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
  • A61K9/2072—Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
  • A61K9/2077—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets
• • 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
  • A61K9/5084—Mixtures of one or more drugs in different galenical forms, at least one of which being granules, microcapsules or (coated) microparticles according to A61K9/16 or A61K9/50, e.g. for obtaining a specific release pattern or for combining different drugs

Landscapes

• Health & Medical Sciences (AREA)
• Animal Behavior & Ethology (AREA)
• Life Sciences & Earth Sciences (AREA)
• Chemical & Material Sciences (AREA)
• Medicinal Chemistry (AREA)
• General Health & Medical Sciences (AREA)
• Epidemiology (AREA)
• Veterinary Medicine (AREA)
• Public Health (AREA)
• Pharmacology & Pharmacy (AREA)
• Engineering & Computer Science (AREA)
• Bioinformatics & Cheminformatics (AREA)
• Medicinal Preparation (AREA)
• Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
• Medicines Containing Plant Substances (AREA)
• Polysaccharides And Polysaccharide Derivatives (AREA)
• Medicines Containing Material From Animals Or Micro-Organisms (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=11154525

Family Applications (1)

Country Status (16)

Families Citing this family (33)

Family Cites Families (9)

• 1988
  • 1988-01-18 IT IT8819100A patent/IT1215726B/it active
  • 1988-12-28 AT AT88121777T patent/ATE86480T1/de active
  • 1988-12-28 DE DE8888121777T patent/DE3879166T2/de not_active Expired - Fee Related
  • 1988-12-28 ES ES88121777T patent/ES2053702T3/es not_active Expired - Lifetime
  • 1988-12-28 EP EP88121777A patent/EP0324981B1/en not_active Expired - Lifetime
• 1989
  • 1989-01-03 AU AU27666/89A patent/AU611517B2/en not_active Ceased
  • 1989-01-05 US US07/293,670 patent/US5043167A/en not_active Expired - Fee Related
  • 1989-01-05 ZA ZA89100A patent/ZA89100B/xx unknown
  • 1989-01-16 NZ NZ227631A patent/NZ227631A/en unknown
  • 1989-01-17 JP JP1009616A patent/JPH01279823A/ja active Pending
  • 1989-01-17 KR KR1019890000426A patent/KR890011587A/ko not_active Application Discontinuation
  • 1989-01-17 DK DK018089A patent/DK18089A/da unknown
  • 1989-01-17 NO NO89890194A patent/NO890194L/no unknown
  • 1989-01-17 FI FI890238A patent/FI890238A/fi not_active IP Right Cessation
  • 1989-01-17 PT PT89467A patent/PT89467B/pt not_active IP Right Cessation
• 1993
  • 1993-03-11 GR GR930400082T patent/GR3007312T3/el unknown

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