GB1469879A - Layered tablets comprising microcapsules and a method of making them - Google Patents

Layered tablets comprising microcapsules and a method of making them

Info

Publication number
GB1469879A
GB1469879A GB2922674A GB2922674A GB1469879A GB 1469879 A GB1469879 A GB 1469879A GB 2922674 A GB2922674 A GB 2922674A GB 2922674 A GB2922674 A GB 2922674A GB 1469879 A GB1469879 A GB 1469879A
Authority
GB
United Kingdom
Prior art keywords
microcapsules
layer
external
contain
tablet
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
GB2922674A
Other languages
English (en)
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.)
Choay SA
Original Assignee
Choay SA
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 Choay SA filed Critical Choay SA
Publication of GB1469879A publication Critical patent/GB1469879A/en
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
    • A61K9/20—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
    • A61K9/2086—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat
    • A61K9/209—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat containing drug in at least two layers or in the core and in at least one outer layer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
    • A61J3/07—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms into the form of capsules or similar small containers for oral use
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
    • A61J3/00—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms
    • A61J3/10—Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms into the form of compressed 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
    • A61K9/20—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
    • A61K9/2081—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets with microcapsules or coated microparticles according to A61K9/50

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Medicinal Preparation (AREA)
GB2922674A 1973-07-12 1974-07-11 Layered tablets comprising microcapsules and a method of making them Expired GB1469879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7325531A FR2236483B1 (xx) 1973-07-12 1973-07-12

Publications (1)

Publication Number Publication Date
GB1469879A true GB1469879A (en) 1977-04-06

Family

ID=9122459

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2922674A Expired GB1469879A (en) 1973-07-12 1974-07-11 Layered tablets comprising microcapsules and a method of making them

Country Status (11)

Country Link
US (1) US3922338A (xx)
JP (1) JPS5736893B2 (xx)
BE (1) BE817401A (xx)
CA (1) CA1028622A (xx)
DE (1) DE2433285C2 (xx)
ES (1) ES428171A1 (xx)
FR (1) FR2236483B1 (xx)
GB (1) GB1469879A (xx)
IT (1) IT1016413B (xx)
NL (1) NL7409295A (xx)
SE (1) SE419161B (xx)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4139589A (en) * 1975-02-26 1979-02-13 Monique Beringer Process for the manufacture of a multi-zone tablet and tablet manufactured by this process
US4316884A (en) * 1979-01-25 1982-02-23 Adria Laboratories, Inc. Sustained release pharmaceutical formulation
US4532123A (en) * 1982-03-04 1985-07-30 Battelle Development Corporation Dual Microcapsules and process for their preparation
US4637905A (en) * 1982-03-04 1987-01-20 Batelle Development Corporation Process of preparing microcapsules of lactides or lactide copolymers with glycolides and/or ε-caprolactones
US4415547A (en) * 1982-06-14 1983-11-15 Sterling Drug Inc. Sustained-release pharmaceutical tablet and process for preparation thereof
DE3228533A1 (de) * 1982-07-30 1984-02-02 Council of Scientific and Industrial Research, 110001 New Delhi Verfahren zur herstellung von medizinischen pillen und so hergestellen pillen
HU187215B (en) * 1983-01-26 1985-11-28 Egyt Gyogyszervegyeszeti Gyar Method for producing pharmaceutical product of high actor content and prolonged effect
JPS604120A (ja) * 1983-06-22 1985-01-10 Shionogi & Co Ltd 作用持続型ピナシジル製剤
JPS60100516A (ja) * 1983-11-04 1985-06-04 Takeda Chem Ind Ltd 徐放型マイクロカプセルの製造法
JPS61501197A (ja) * 1984-03-29 1986-06-19 レツペル−プラステイク　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング 印刷物の積み降ろし装置
IE58110B1 (en) * 1984-10-30 1993-07-14 Elan Corp Plc Controlled release powder and process for its preparation
DE3678308D1 (de) * 1985-02-07 1991-05-02 Takeda Chemical Industries Ltd Verfahren zur herstellung von mikrokapseln.
US4874614A (en) * 1985-03-25 1989-10-17 Abbott Laboratories Pharmaceutical tableting method
US4863741A (en) * 1985-03-25 1989-09-05 Abbott Laboratories Tablet composition for drug combinations
US5019302A (en) * 1986-03-12 1991-05-28 Washington University Technology Associates, Inc. Method for granulation
US4710384A (en) * 1986-07-28 1987-12-01 Avner Rotman Sustained release tablets made from microcapsules
FR2602423B1 (fr) * 1986-08-08 1989-05-05 Ethypharm Sa Procede de preparation d'un medicament a base de fenofibrate, medicament obtenu par ce procede
US4792452A (en) * 1987-07-28 1988-12-20 E. R. Squibb & Sons, Inc. Controlled release formulation
EP0418596A3 (en) * 1989-09-21 1991-10-23 American Cyanamid Company Controlled release pharmaceutical compositions from spherical granules in tabletted oral dosage unit form
JPH04230625A (ja) * 1990-12-27 1992-08-19 Standard Chem & Pharmaceut Corp Ltd 噴霧乾燥したジクロフェナクナトリウムを含み腸溶性の被覆を有するマイクロカプセルからなる微分散した錠剤組成物の製造方法
JPH0539288U (ja) * 1991-10-31 1993-05-28 三栄源エフ・エフ・アイ株式会社 容器兼用食品
CA2110313C (en) * 1992-12-01 2004-10-26 Edward John Roche Pharmaceutical compositions containing a guanidinothiazole compound and antacids
TW333456B (en) 1992-12-07 1998-06-11 Takeda Pharm Ind Co Ltd A pharmaceutical composition of sustained-release preparation the invention relates to a pharmaceutical composition of sustained-release preparation which comprises a physiologically active peptide.
US5593696A (en) * 1994-11-21 1997-01-14 Mcneil-Ppc, Inc. Stabilized composition of famotidine and sucralfate for treatment of gastrointestinal disorders
US6663896B1 (en) 2001-08-01 2003-12-16 Alvin S. Blum Delayed release aspirin for vascular obstruction prophylaxis
FR2831820B1 (fr) * 2001-11-05 2004-08-20 Ethypharm Sa Comprime orodispersible presentant une grande homogeneite et son procede de preparation
DE10306468A1 (de) * 2003-02-14 2004-09-02 Henkel Kgaa Aus Pulver und Mikrokapseln gepreßter Formkörper
NZ552841A (en) * 2004-08-04 2009-07-31 Alza Corp Controlled release dosage form comprising two layers, wherein the delay layer is substanially free of non-microencapsulated drug
US20080286344A1 (en) * 2007-05-16 2008-11-20 Olivia Darmuzey Solid form

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US462990A (en) * 1891-11-10 William oppenheimek
DE646035C (de) * 1934-03-02 1937-06-07 Fritz Weinmann Dr Verfahren zur Herstellung von Arzneimitteltabletten aus mehreren Schichten
DE657259C (de) * 1936-05-20 1938-03-01 Ludwig Heumann & Co Chem Pharm Pressling fuer pharmazeutische Zwecke
US3048526A (en) * 1958-08-04 1962-08-07 Wander Company Medicinal tablet
US3096248A (en) * 1959-04-06 1963-07-02 Rexall Drug & Chemical Company Method of making an encapsulated tablet
US3341416A (en) * 1963-12-11 1967-09-12 Ncr Co Encapsulation of aspirin in ethylcellulose and its product
US3488418A (en) * 1965-11-18 1970-01-06 Sterling Drug Inc Sustained relief analgesic composition
FR5788M (xx) * 1965-11-18 1968-03-18

Also Published As

Publication number Publication date
US3922338A (en) 1975-11-25
FR2236483B1 (xx) 1976-11-12
DE2433285C2 (de) 1985-02-07
NL7409295A (nl) 1975-01-14
AU7117574A (en) 1976-01-15
DE2433285A1 (de) 1975-01-30
SE419161B (sv) 1981-07-20
SE7409149L (sv) 1975-01-13
FR2236483A1 (xx) 1975-02-07
BE817401A (fr) 1975-01-09
ES428171A1 (es) 1976-07-16
IT1016413B (it) 1977-05-30
JPS5036619A (xx) 1975-04-05
JPS5736893B2 (xx) 1982-08-06
CA1028622A (fr) 1978-03-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee