JPS59101428A - 医薬調剤用の腸内溶解性被覆を形成しうる粉末状の被覆用組成物とその製造方法 - Google Patents
医薬調剤用の腸内溶解性被覆を形成しうる粉末状の被覆用組成物とその製造方法Info
- Publication number
- JPS59101428A JPS59101428A JP58208431A JP20843183A JPS59101428A JP S59101428 A JPS59101428 A JP S59101428A JP 58208431 A JP58208431 A JP 58208431A JP 20843183 A JP20843183 A JP 20843183A JP S59101428 A JPS59101428 A JP S59101428A
- Authority
- JP
- Japan
- Prior art keywords
- particles
- dispersion
- polymer
- water
- microns
- 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.)
- Granted
Links
- 239000002702 enteric coating Substances 0.000 title abstract description 4
- 238000009505 enteric coating Methods 0.000 title abstract description 4
- 239000003814 drug Substances 0.000 title description 2
- 239000000843 powder Substances 0.000 claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 238000000034 method Methods 0.000 claims abstract description 32
- 239000000203 mixture Substances 0.000 claims abstract description 16
- 239000002245 particle Substances 0.000 claims description 67
- 229920000642 polymer Polymers 0.000 claims description 58
- 239000006185 dispersion Substances 0.000 claims description 54
- 238000000576 coating method Methods 0.000 claims description 17
- LDVVTQMJQSCDMK-UHFFFAOYSA-N 1,3-dihydroxypropan-2-yl formate Chemical compound OCC(CO)OC=O LDVVTQMJQSCDMK-UHFFFAOYSA-N 0.000 claims description 15
- 229920000623 Cellulose acetate phthalate Polymers 0.000 claims description 13
- 229940081734 cellulose acetate phthalate Drugs 0.000 claims description 13
- 239000000825 pharmaceutical preparation Substances 0.000 claims description 10
- 239000011248 coating agent Substances 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- 239000008199 coating composition Substances 0.000 claims description 8
- 239000004014 plasticizer Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 239000012798 spherical particle Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000021736 acetylation Effects 0.000 claims description 4
- 238000006640 acetylation reaction Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 2
- 125000000218 acetic acid group Chemical group C(C)(=O)* 0.000 claims 2
- -1 cetyl monoglyceride Chemical compound 0.000 claims 1
- 239000003153 chemical reaction reagent Substances 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 3
- 239000002552 dosage form Substances 0.000 abstract 1
- 230000004888 barrier function Effects 0.000 description 12
- 238000001694 spray drying Methods 0.000 description 11
- 239000000839 emulsion Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 229920002301 cellulose acetate Polymers 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- 239000003960 organic solvent Substances 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 238000004581 coalescence Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- FLKPEMZONWLCSK-UHFFFAOYSA-N diethyl phthalate Chemical compound CCOC(=O)C1=CC=CC=C1C(=O)OCC FLKPEMZONWLCSK-UHFFFAOYSA-N 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 229920001503 Glucan Polymers 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 238000013019 agitation Methods 0.000 description 3
- 239000003995 emulsifying agent Substances 0.000 description 3
- 239000000049 pigment Substances 0.000 description 3
- 239000001856 Ethyl cellulose Substances 0.000 description 2
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 229920006318 anionic polymer Polymers 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 235000019325 ethyl cellulose Nutrition 0.000 description 2
- 229920001249 ethyl cellulose Polymers 0.000 description 2
- 239000007888 film coating Substances 0.000 description 2
- 238000009501 film coating Methods 0.000 description 2
- 239000000796 flavoring agent Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009931 harmful effect Effects 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 2
- 229920002689 polyvinyl acetate Polymers 0.000 description 2
- 239000011118 polyvinyl acetate Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000003755 preservative agent Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229920006163 vinyl copolymer Polymers 0.000 description 2
- 244000215068 Acacia senegal Species 0.000 description 1
- 235000006491 Acacia senegal Nutrition 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 241000416162 Astragalus gummifer Species 0.000 description 1
- 230000005653 Brownian motion process Effects 0.000 description 1
- KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
- 229920000084 Gum arabic Polymers 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 235000004443 Ricinus communis Nutrition 0.000 description 1
- 229920001615 Tragacanth Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 235000010489 acacia gum Nutrition 0.000 description 1
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000005537 brownian motion Methods 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 229920006317 cationic polymer Polymers 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000001246 colloidal dispersion Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 229940099371 diacetylated monoglycerides Drugs 0.000 description 1
- 239000007884 disintegrant Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000004815 dispersion polymer Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000013355 food flavoring agent Nutrition 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000004108 freeze drying Methods 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 210000004051 gastric juice Anatomy 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229920003132 hydroxypropyl methylcellulose phthalate Polymers 0.000 description 1
- 229940031704 hydroxypropyl methylcellulose phthalate Drugs 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000000968 intestinal effect Effects 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000010951 particle size reduction Methods 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 210000004291 uterus Anatomy 0.000 description 1
- 229920003176 water-insoluble polymer Polymers 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
- C08J3/122—Pulverisation by spraying
-
- 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
-
- 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
- A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
- A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2301/08—Cellulose derivatives
- C08J2301/14—Mixed esters
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Animal Behavior & Ethology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/440,118 US4518433A (en) | 1982-11-08 | 1982-11-08 | Enteric coating for pharmaceutical dosage forms |
| US440118 | 1989-11-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59101428A true JPS59101428A (ja) | 1984-06-12 |
| JPS6214530B2 JPS6214530B2 (https=) | 1987-04-02 |
Family
ID=23747516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58208431A Granted JPS59101428A (ja) | 1982-11-08 | 1983-11-08 | 医薬調剤用の腸内溶解性被覆を形成しうる粉末状の被覆用組成物とその製造方法 |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US4518433A (https=) |
| EP (1) | EP0111103B1 (https=) |
| JP (1) | JPS59101428A (https=) |
| AT (1) | ATE46438T1 (https=) |
| AU (1) | AU563741B2 (https=) |
| CA (1) | CA1214992A (https=) |
| DE (1) | DE3380590D1 (https=) |
| DK (1) | DK168891B1 (https=) |
| ES (1) | ES8504654A1 (https=) |
| IE (1) | IE55998B1 (https=) |
| MY (1) | MY100143A (https=) |
| NO (1) | NO161124C (https=) |
| ZA (1) | ZA838321B (https=) |
Families Citing this family (105)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4895725A (en) * | 1987-08-24 | 1990-01-23 | Clinical Technologies Associates, Inc. | Microencapsulation of fish oil |
| US5025004A (en) * | 1988-06-13 | 1991-06-18 | Eastman Kodak Company | Water-dispersible polymeric compositions |
| US4960814A (en) * | 1988-06-13 | 1990-10-02 | Eastman Kodak Company | Water-dispersible polymeric compositions |
| US5248516A (en) * | 1989-12-19 | 1993-09-28 | Fmc Corporation | Film-forming composition: method of producing same and use for coating pharmaceuticals and foods and the like |
| US5043376A (en) * | 1990-02-26 | 1991-08-27 | Eastman Kodak Company | Liquid-dispersible, polymeric colorant compositions and aqueous dispersions |
| US5104913A (en) * | 1990-02-26 | 1992-04-14 | Eastman Kodak Company | Liquid-dispersible, polymeric colorant compositions and aqueous dispersions and process for the preparation thereof |
| US5693338A (en) * | 1994-09-29 | 1997-12-02 | Emisphere Technologies, Inc. | Diketopiperazine-based delivery systems |
| US5443841A (en) * | 1992-06-15 | 1995-08-22 | Emisphere Technologies, Inc. | Proteinoid microspheres and methods for preparation and use thereof |
| US5714167A (en) | 1992-06-15 | 1998-02-03 | Emisphere Technologies, Inc. | Active agent transport systems |
| US5629020A (en) | 1994-04-22 | 1997-05-13 | Emisphere Technologies, Inc. | Modified amino acids for drug delivery |
| US6331318B1 (en) | 1994-09-30 | 2001-12-18 | Emisphere Technologies Inc. | Carbon-substituted diketopiperazine delivery systems |
| US5578323A (en) | 1992-06-15 | 1996-11-26 | Emisphere Technologies, Inc. | Proteinoid carriers and methods for preparation and use thereof |
| US6099856A (en) * | 1992-06-15 | 2000-08-08 | Emisphere Technologies, Inc. | Active agent transport systems |
| US5447728A (en) * | 1992-06-15 | 1995-09-05 | Emisphere Technologies, Inc. | Desferrioxamine oral delivery system |
| US6221367B1 (en) | 1992-06-15 | 2001-04-24 | Emisphere Technologies, Inc. | Active agent transport systems |
| US5541155A (en) * | 1994-04-22 | 1996-07-30 | Emisphere Technologies, Inc. | Acids and acid salts and their use in delivery systems |
| US5792451A (en) * | 1994-03-02 | 1998-08-11 | Emisphere Technologies, Inc. | Oral drug delivery compositions and methods |
| US5811127A (en) * | 1992-06-15 | 1998-09-22 | Emisphere Technologies, Inc. | Desferrioxamine oral delivery system |
| US5401516A (en) * | 1992-12-21 | 1995-03-28 | Emisphere Technologies, Inc. | Modified hydrolyzed vegetable protein microspheres and methods for preparation and use thereof |
| US5709861A (en) * | 1993-04-22 | 1998-01-20 | Emisphere Technologies, Inc. | Compositions for the delivery of antigens |
| ATE204467T1 (de) * | 1993-04-22 | 2001-09-15 | Emisphere Tech Inc | Orale darreichungsform |
| US5958457A (en) * | 1993-04-22 | 1999-09-28 | Emisphere Technologies, Inc. | Compositions for the delivery of antigens |
| US5643957A (en) * | 1993-04-22 | 1997-07-01 | Emisphere Technologies, Inc. | Compounds and compositions for delivering active agents |
| US6610329B2 (en) * | 1993-04-22 | 2003-08-26 | Emisphere Technologies Inc. | Compositions for the delivery of antigens |
| US5380790A (en) * | 1993-09-09 | 1995-01-10 | Eastman Chemical Company | Process for the preparation of acrylic polymers for pharmaceutical coatings |
| US5416157A (en) * | 1993-09-09 | 1995-05-16 | Eastman Chemical Company | Process for improving mechanical shear stability of acrylic enteric polymers |
| EE03305B1 (et) * | 1994-07-08 | 2000-12-15 | Astra Aktiebolag | Paljuosaline tableteeritud annusvorm I |
| SE9500422D0 (sv) * | 1995-02-06 | 1995-02-06 | Astra Ab | New oral pharmaceutical dosage forms |
| US5650386A (en) * | 1995-03-31 | 1997-07-22 | Emisphere Technologies, Inc. | Compositions for oral delivery of active agents |
| US6001347A (en) | 1995-03-31 | 1999-12-14 | Emisphere Technologies, Inc. | Compounds and compositions for delivering active agents |
| US6090958A (en) * | 1995-03-31 | 2000-07-18 | Emisphere Technologies, Inc. | Compounds and compositions for delivering active agents |
| BR9604880A (pt) * | 1995-03-31 | 1998-05-19 | Emisphere Tech Inc | Composto composição forma de unidade de dosagem métodos para administração de um agente biologicamente ativo para preparar uma composição para administração de um agente ativo e para preparar um composto e composição farmacológica |
| US5866536A (en) * | 1995-03-31 | 1999-02-02 | Emisphere Technologies, Inc. | Compounds and compositions for delivering active agents |
| US5965121A (en) * | 1995-03-31 | 1999-10-12 | Emisphere Technologies, Inc. | Compounds and compositions for delivering active agents |
| US5989539A (en) * | 1995-03-31 | 1999-11-23 | Emisphere Technologies, Inc. | Compounds and compositions for delivering active agents |
| US5820881A (en) * | 1995-04-28 | 1998-10-13 | Emisphere Technologies, Inc. | Microspheres of diamide-dicarboxylic acids |
| US5667806A (en) * | 1995-06-07 | 1997-09-16 | Emisphere Technologies, Inc. | Spray drying method and apparatus |
| US5750147A (en) | 1995-06-07 | 1998-05-12 | Emisphere Technologies, Inc. | Method of solubilizing and encapsulating itraconazole |
| US5824345A (en) * | 1995-06-07 | 1998-10-20 | Emisphere Technologies, Inc. | Fragrances and flavorants |
| US6051258A (en) * | 1995-06-07 | 2000-04-18 | Emisphere Technologies, Inc. | Proteinoid emulsions and methods for preparation and use thereof |
| WO1997010197A1 (en) * | 1995-09-11 | 1997-03-20 | Emisphere Technologies, Inc. | METHOD FOR PREPARING φ-AMINOALKANOIC ACID DERIVATIVES FROM CYCLOALKANONES |
| US6270795B1 (en) | 1995-11-09 | 2001-08-07 | Microbiological Research Authority | Method of making microencapsulated DNA for vaccination and gene therapy |
| SE512835C2 (sv) * | 1996-01-08 | 2000-05-22 | Astrazeneca Ab | Doseringsform innehållande en mångfald enheter alla inneslutande syralabil H+K+ATPas-hämmare |
| SE9600071D0 (sv) | 1996-01-08 | 1996-01-08 | Astra Ab | New oral formulation of two active ingredients I |
| SE9600072D0 (sv) * | 1996-01-08 | 1996-01-08 | Astra Ab | New oral formulation of two active ingredients II |
| SE9600070D0 (sv) | 1996-01-08 | 1996-01-08 | Astra Ab | New oral pharmaceutical dosage forms |
| SI9720025A (sl) * | 1996-03-29 | 1999-08-31 | Emishphere Technologies, Inc. | Spojine in sestavki za prenos aktivne snovi |
| CA2258264A1 (en) | 1996-06-14 | 1997-12-18 | Emisphere Technologies, Inc. | Microencapsulated fragrances and method for preparation |
| US20020182258A1 (en) * | 1997-01-22 | 2002-12-05 | Zycos Inc., A Delaware Corporation | Microparticles for delivery of nucleic acid |
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| US5939381A (en) * | 1997-02-07 | 1999-08-17 | Emisphere Technologies, Inc. | Compounds and compositions for delivering active agents |
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| US6313088B1 (en) | 1997-02-07 | 2001-11-06 | Emisphere Technologies, Inc. | 8-[(2-hydroxy-4-methoxy benzoyl) amino]-octanoic acid compositions for delivering active agents |
| US5990166A (en) * | 1997-02-07 | 1999-11-23 | Emisphere Technologies, Inc. | Compounds and compositions for delivering active agents |
| US5876710A (en) * | 1997-02-07 | 1999-03-02 | Emisphere Technologies Inc. | Compounds and compositions for delivering active agents |
| US6060513A (en) * | 1997-02-07 | 2000-05-09 | Emisphere Technologies, Inc. | Compounds and compositions for delivering active agents |
| US6358504B1 (en) * | 1997-02-07 | 2002-03-19 | Emisphere Technologies, Inc. | Compounds and compositions for delivering active agents |
| US5863944A (en) * | 1997-04-30 | 1999-01-26 | Emisphere Technologies, Inc. | Compounds and compositions for delivering active agents |
| US5962710A (en) * | 1997-05-09 | 1999-10-05 | Emisphere Technologies, Inc. | Method of preparing salicyloylamino acids |
| US5985313A (en) * | 1997-10-22 | 1999-11-16 | New York Blood Center, Inc. | Method for decreasing the frequency of transmission of viral infections using cellulose acetate phthalate or hydroxypropyl methylcellulose phthalate excipients |
| US6165493A (en) * | 1997-10-22 | 2000-12-26 | New York Blood Center, Inc. | "Methods and compositions for decreasing the frequency of HIV, herpesvirus and sexually transmitted bacterial infections" |
| US20030158220A1 (en) * | 1997-11-03 | 2003-08-21 | Foss Joseph F. | Use of methylnaltrexone and related compounds to treat chronic opioid use side effects |
| US6274591B1 (en) | 1997-11-03 | 2001-08-14 | Joseph F. Foss | Use of methylnaltrexone and related compounds |
| US6559158B1 (en) | 1997-11-03 | 2003-05-06 | Ur Labs, Inc. | Use of methylnaltrexone and related compounds to treat chronic opioid use side affects |
| US6733780B1 (en) | 1999-10-19 | 2004-05-11 | Genzyme Corporation | Direct compression polymer tablet core |
| US20050037086A1 (en) * | 1999-11-19 | 2005-02-17 | Zycos Inc., A Delaware Corporation | Continuous-flow method for preparing microparticles |
| US20040142475A1 (en) * | 2000-06-02 | 2004-07-22 | Barman Shikha P. | Delivery systems for bioactive agents |
| US20030022909A1 (en) * | 2001-06-05 | 2003-01-30 | University Of Chicago | Use of methylnaltrexone to treat immune suppression |
| US8071133B2 (en) * | 2001-08-20 | 2011-12-06 | Stiefel Laboratories, Inc. | Oral dosage forms of water insoluble drugs and methods of making the same |
| FR2833493B1 (fr) * | 2001-12-18 | 2005-09-23 | Ioltechnologie Production | Forme galenique solide et soluble pour l'administration occulaire de principes actifs et procede de fabrication d'un insert ophtalmique solide et soluble |
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1983
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- 1983-09-06 IE IE2095/83A patent/IE55998B1/en not_active IP Right Cessation
- 1983-10-13 EP EP83110203A patent/EP0111103B1/en not_active Expired
- 1983-10-13 DE DE8383110203T patent/DE3380590D1/de not_active Expired
- 1983-10-13 AT AT83110203T patent/ATE46438T1/de not_active IP Right Cessation
- 1983-10-26 ES ES526783A patent/ES8504654A1/es not_active Expired
- 1983-11-07 DK DK508883A patent/DK168891B1/da active
- 1983-11-07 NO NO834052A patent/NO161124C/no unknown
- 1983-11-07 AU AU21045/83A patent/AU563741B2/en not_active Ceased
- 1983-11-08 JP JP58208431A patent/JPS59101428A/ja active Granted
- 1983-11-08 ZA ZA838321A patent/ZA838321B/xx unknown
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1987
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| JPS5654292A (en) * | 1979-10-02 | 1981-05-14 | Tadashi Nakanishi | Fermentation treating cell |
| JPS56104823A (en) * | 1980-01-28 | 1981-08-20 | Shin Etsu Chem Co Ltd | Enteric coating composition for solid preparation |
| JPS5973529A (ja) * | 1982-10-12 | 1984-04-25 | Sankyo Co Ltd | 被覆固形製剤の製造法 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0111103A2 (en) | 1984-06-20 |
| AU563741B2 (en) | 1987-07-23 |
| JPS6214530B2 (https=) | 1987-04-02 |
| AU2104583A (en) | 1984-05-17 |
| DK508883A (da) | 1984-05-09 |
| DK508883D0 (da) | 1983-11-07 |
| NO834052L (no) | 1984-05-09 |
| DK168891B1 (da) | 1994-07-04 |
| DE3380590D1 (en) | 1989-10-26 |
| EP0111103B1 (en) | 1989-09-20 |
| ES526783A0 (es) | 1985-05-01 |
| ES8504654A1 (es) | 1985-05-01 |
| NO161124B (no) | 1989-03-28 |
| ZA838321B (en) | 1984-06-27 |
| ATE46438T1 (de) | 1989-10-15 |
| IE832095L (en) | 1984-05-08 |
| US4518433A (en) | 1985-05-21 |
| NO161124C (no) | 1989-07-05 |
| IE55998B1 (en) | 1991-03-13 |
| EP0111103A3 (en) | 1985-06-19 |
| CA1214992A (en) | 1986-12-09 |
| MY100143A (en) | 1990-01-18 |
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