RO62797A - PROCESS FOR THE PREPARATION OF A COPOLYMER AS A COATING NOUR DRUGS - Google Patents

PROCESS FOR THE PREPARATION OF A COPOLYMER AS A COATING NOUR DRUGS

Info

Publication number
RO62797A
RO62797A RO7200072494A RO7249472A RO62797A RO 62797 A RO62797 A RO 62797A RO 7200072494 A RO7200072494 A RO 7200072494A RO 7249472 A RO7249472 A RO 7249472A RO 62797 A RO62797 A RO 62797A
Authority
RO
Romania
Prior art keywords
nour
drugs
copolymer
coating
preparation
Prior art date
Application number
RO7200072494A
Other languages
French (fr)
Romanian (ro)
Inventor
Moustafa M Sharabash
Original Assignee
Lilly Co Eli
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 Lilly Co Eli filed Critical Lilly Co Eli
Publication of RO62797A publication Critical patent/RO62797A/en

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
    • A61K9/48—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
    • 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
    • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
    • A61K9/2806—Coating materials
    • A61K9/2833—Organic macromolecular compounds
    • A61K9/284—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone
    • A61K9/2846—Poly(meth)acrylates
    • 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
    • A61K9/4891—Coated capsules; Multilayered drug free capsule shells
    • 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
    • A61K9/5073—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 having two or more different coatings optionally including drug-containing subcoatings
    • A61K9/5078—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 having two or more different coatings optionally including drug-containing subcoatings with drug-free core
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
RO7200072494A 1971-10-12 1972-10-12 PROCESS FOR THE PREPARATION OF A COPOLYMER AS A COATING NOUR DRUGS RO62797A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18859171A 1971-10-12 1971-10-12

Publications (1)

Publication Number Publication Date
RO62797A true RO62797A (en) 1977-10-15

Family

ID=22693788

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7200072494A RO62797A (en) 1971-10-12 1972-10-12 PROCESS FOR THE PREPARATION OF A COPOLYMER AS A COATING NOUR DRUGS

Country Status (25)

Country Link
JP (1) JPS4847590A (en)
AR (1) AR194852A1 (en)
AT (2) AT316139B (en)
AU (1) AU473557B2 (en)
BE (1) BE789919A (en)
BR (1) BR7207119D0 (en)
CA (1) CA1004799A (en)
CH (1) CH575967A5 (en)
DD (2) DD109508A5 (en)
DE (1) DE2250028A1 (en)
DK (1) DK138503B (en)
ES (1) ES407563A1 (en)
FR (1) FR2157847B1 (en)
GB (1) GB1409280A (en)
HU (1) HU165803B (en)
IE (1) IE36731B1 (en)
IL (1) IL40520A (en)
IT (1) IT990509B (en)
NL (1) NL7213765A (en)
PH (1) PH13179A (en)
PL (2) PL102291B1 (en)
RO (1) RO62797A (en)
SE (2) SE400979B (en)
YU (1) YU34904B (en)
ZA (1) ZA727066B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1115596B (en) * 1978-03-13 1986-02-03 Bayer Italia Spa METHOD FOR THE PREPARATION OF GASTORESISTANT AND ENTERO-SOLUBLE MICROGRANULES OF PHARMACEUTICAL SUBSTANCES, IN PARTICULAR OF PROTEIN SUBSTANCES AND MICROGRANULES PREPARED WITH THE METHOD
GB2164339A (en) * 1984-09-11 1986-03-19 Ciba Geigy Ag Polymaleic anhydride derivatives
GB2340521B (en) * 1998-08-15 2000-09-13 Sofitech Nv Shale-stabilizing additives
AU4428000A (en) * 1999-05-14 2000-12-05 Coraltis Ltd. Pulse-delivery oral compositions
CN113855643B (en) * 2021-11-10 2022-11-11 葵花药业集团佳木斯鹿灵制药有限公司 Mesalazine sustained release preparation for colon-specific drug release and preparation process thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE575343A (en) * 1955-09-09
US3369003A (en) * 1962-03-06 1968-02-13 Sinclair Research Inc Polymers of tertiary-alkoxyalkyl esters
NL289626A (en) * 1962-03-06 1900-01-01
US3387061A (en) * 1966-05-04 1968-06-04 Union Carbide Corp Chemical reaction product of polycarboxylic acid and a polymeric polyether
GB1213030A (en) * 1968-08-16 1970-11-18 Daicel Ltd Process for producing a graft copolymer
JPS4931557A (en) * 1972-07-22 1974-03-22

Also Published As

Publication number Publication date
BR7207119D0 (en) 1973-07-19
FR2157847A1 (en) 1973-06-08
DD103248A5 (en) 1974-01-12
SE7604731L (en) 1976-04-23
HU165803B (en) 1974-11-28
PL102291B1 (en) 1979-03-31
YU255672A (en) 1979-10-31
ZA727066B (en) 1974-05-29
IT990509B (en) 1975-07-10
IE36731B1 (en) 1977-02-02
IL40520A (en) 1975-12-31
BE789919A (en) 1973-04-11
JPS4847590A (en) 1973-07-06
AU473557B2 (en) 1976-06-24
AR194852A1 (en) 1973-08-24
ES407563A1 (en) 1976-02-01
PH13179A (en) 1980-01-08
FR2157847B1 (en) 1975-10-31
GB1409280A (en) 1975-10-08
SE400979B (en) 1978-04-17
DK138503C (en) 1979-02-26
IE36731L (en) 1973-04-12
AU4745172A (en) 1974-04-11
AT316139B (en) 1974-06-25
NL7213765A (en) 1973-04-16
YU34904B (en) 1980-04-30
CA1004799A (en) 1977-02-01
SE411123B (en) 1979-12-03
CH575967A5 (en) 1976-05-31
AT329185B (en) 1976-04-26
PL76176B1 (en) 1975-02-28
DD109508A5 (en) 1974-11-12
ATA858173A (en) 1975-07-15
IL40520A0 (en) 1972-12-29
DK138503B (en) 1978-09-18
DE2250028A1 (en) 1973-04-19

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