JP2001518083A - アミノ酸/シクロデキストリン混合物による酸感受性ベンズイミダゾール類の安定化 - Google Patents
アミノ酸/シクロデキストリン混合物による酸感受性ベンズイミダゾール類の安定化Info
- Publication number
- JP2001518083A JP2001518083A JP53923798A JP53923798A JP2001518083A JP 2001518083 A JP2001518083 A JP 2001518083A JP 53923798 A JP53923798 A JP 53923798A JP 53923798 A JP53923798 A JP 53923798A JP 2001518083 A JP2001518083 A JP 2001518083A
- Authority
- JP
- Japan
- Prior art keywords
- cyclodextrin
- omeprazole
- amino acid
- water
- drying
- 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
- 229920000858 Cyclodextrin Polymers 0.000 title claims abstract description 71
- 150000001413 amino acids Chemical class 0.000 title claims abstract description 45
- 239000000203 mixture Substances 0.000 title claims description 54
- HFHDHCJBZVLPGP-UHFFFAOYSA-N schardinger α-dextrin Chemical compound O1C(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC(C(O)C2O)C(CO)OC2OC(C(C2O)O)C(CO)OC2OC2C(O)C(O)C1OC2CO HFHDHCJBZVLPGP-UHFFFAOYSA-N 0.000 title claims description 33
- 150000001556 benzimidazoles Chemical class 0.000 title claims description 28
- 239000002253 acid Substances 0.000 title description 8
- 230000006641 stabilisation Effects 0.000 title description 3
- 238000011105 stabilization Methods 0.000 title description 3
- 239000003814 drug Substances 0.000 claims abstract description 45
- 239000004480 active ingredient Substances 0.000 claims abstract description 11
- 239000000546 pharmaceutical excipient Substances 0.000 claims abstract description 10
- SUBDBMMJDZJVOS-UHFFFAOYSA-N 5-methoxy-2-{[(4-methoxy-3,5-dimethylpyridin-2-yl)methyl]sulfinyl}-1H-benzimidazole Chemical compound N=1C2=CC(OC)=CC=C2NC=1S(=O)CC1=NC=C(C)C(OC)=C1C SUBDBMMJDZJVOS-UHFFFAOYSA-N 0.000 claims description 70
- 229960000381 omeprazole Drugs 0.000 claims description 70
- 235000001014 amino acid Nutrition 0.000 claims description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 36
- WHGYBXFWUBPSRW-FOUAGVGXSA-N beta-cyclodextrin Chemical compound OC[C@H]([C@H]([C@@H]([C@H]1O)O)O[C@H]2O[C@@H]([C@@H](O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O3)[C@H](O)[C@H]2O)CO)O[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@@H]3O[C@@H]1CO WHGYBXFWUBPSRW-FOUAGVGXSA-N 0.000 claims description 32
- 239000001116 FEMA 4028 Substances 0.000 claims description 30
- 229960004853 betadex Drugs 0.000 claims description 30
- 239000002702 enteric coating Substances 0.000 claims description 30
- 238000009505 enteric coating Methods 0.000 claims description 30
- 235000011175 beta-cyclodextrine Nutrition 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 27
- 239000000843 powder Substances 0.000 claims description 26
- 229940079593 drug Drugs 0.000 claims description 25
- 239000008188 pellet Substances 0.000 claims description 24
- ODKSFYDXXFIFQN-BYPYZUCNSA-N L-arginine Chemical compound OC(=O)[C@@H](N)CCCN=C(N)N ODKSFYDXXFIFQN-BYPYZUCNSA-N 0.000 claims description 17
- 238000001035 drying Methods 0.000 claims description 17
- 229930064664 L-arginine Natural products 0.000 claims description 16
- 235000014852 L-arginine Nutrition 0.000 claims description 16
- 239000008187 granular material Substances 0.000 claims description 16
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 14
- KDXKERNSBIXSRK-YFKPBYRVSA-N L-lysine Chemical compound NCCCC[C@H](N)C(O)=O KDXKERNSBIXSRK-YFKPBYRVSA-N 0.000 claims description 14
- 239000004475 Arginine Substances 0.000 claims description 13
- ODKSFYDXXFIFQN-UHFFFAOYSA-N arginine Natural products OC(=O)C(N)CCCNC(N)=N ODKSFYDXXFIFQN-UHFFFAOYSA-N 0.000 claims description 13
- 235000009697 arginine Nutrition 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 11
- 239000004472 Lysine Substances 0.000 claims description 10
- 239000008194 pharmaceutical composition Substances 0.000 claims description 10
- 238000005562 fading Methods 0.000 claims description 9
- 239000002775 capsule Substances 0.000 claims description 8
- YSMODUONRAFBET-UHNVWZDZSA-N erythro-5-hydroxy-L-lysine Chemical compound NC[C@H](O)CC[C@H](N)C(O)=O YSMODUONRAFBET-UHNVWZDZSA-N 0.000 claims description 8
- QJHBJHUKURJDLG-UHFFFAOYSA-N hydroxy-L-lysine Natural products NCCCCC(NO)C(O)=O QJHBJHUKURJDLG-UHFFFAOYSA-N 0.000 claims description 8
- 150000003862 amino acid derivatives Chemical class 0.000 claims description 7
- 229910021529 ammonia Inorganic materials 0.000 claims description 7
- -1 Alkyl β-cyclodextrin Chemical compound 0.000 claims description 6
- 108010016626 Dipeptides Proteins 0.000 claims description 6
- ODKSFYDXXFIFQN-BYPYZUCNSA-P L-argininium(2+) Chemical compound NC(=[NH2+])NCCC[C@H]([NH3+])C(O)=O ODKSFYDXXFIFQN-BYPYZUCNSA-P 0.000 claims description 6
- KDXKERNSBIXSRK-UHFFFAOYSA-N Lysine Natural products NCCCCC(N)C(O)=O KDXKERNSBIXSRK-UHFFFAOYSA-N 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 6
- 238000004898 kneading Methods 0.000 claims description 6
- 235000018977 lysine Nutrition 0.000 claims description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 5
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 5
- 229940058303 antinematodal benzimidazole derivative Drugs 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000004108 freeze drying Methods 0.000 claims description 5
- GDSRMADSINPKSL-HSEONFRVSA-N gamma-cyclodextrin Chemical compound OC[C@H]([C@H]([C@@H]([C@H]1O)O)O[C@H]2O[C@@H]([C@@H](O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O[C@H]3O[C@H](CO)[C@H]([C@@H]([C@H]3O)O)O3)[C@H](O)[C@H]2O)CO)O[C@@H]1O[C@H]1[C@H](O)[C@@H](O)[C@@H]3O[C@@H]1CO GDSRMADSINPKSL-HSEONFRVSA-N 0.000 claims description 5
- 229940080345 gamma-cyclodextrin Drugs 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 238000001694 spray drying Methods 0.000 claims description 5
- LCWXJXMHJVIJFK-UHFFFAOYSA-N Hydroxylysine Natural products NCC(O)CC(N)CC(O)=O LCWXJXMHJVIJFK-UHFFFAOYSA-N 0.000 claims description 4
- 235000019766 L-Lysine Nutrition 0.000 claims description 4
- YSMODUONRAFBET-UHFFFAOYSA-N delta-DL-hydroxylysine Natural products NCC(O)CCC(N)C(O)=O YSMODUONRAFBET-UHFFFAOYSA-N 0.000 claims description 4
- 238000001291 vacuum drying Methods 0.000 claims description 4
- 125000003785 benzimidazolyl group Chemical class N1=C(NC2=C1C=CC=C2)* 0.000 abstract 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- 239000000047 product Substances 0.000 description 10
- 239000010410 layer Substances 0.000 description 9
- 229920000623 Cellulose acetate phthalate Polymers 0.000 description 8
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- 239000000243 solution Substances 0.000 description 8
- 239000000725 suspension Substances 0.000 description 8
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 7
- 239000008101 lactose Substances 0.000 description 7
- 238000003860 storage Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000002845 discoloration Methods 0.000 description 4
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- 229920000168 Microcrystalline cellulose Polymers 0.000 description 3
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- 239000013078 crystal Substances 0.000 description 3
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- 229940016286 microcrystalline cellulose Drugs 0.000 description 3
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- 239000008108 microcrystalline cellulose Substances 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- GUBGYTABKSRVRQ-XLOQQCSPSA-N Alpha-Lactose Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)O[C@H](O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-XLOQQCSPSA-N 0.000 description 2
- 239000004375 Dextrin Substances 0.000 description 2
- 229920001353 Dextrin Polymers 0.000 description 2
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 2
- IQPSEEYGBUAQFF-UHFFFAOYSA-N Pantoprazole Chemical compound COC1=CC=NC(CS(=O)C=2NC3=CC=C(OC(F)F)C=C3N=2)=C1OC IQPSEEYGBUAQFF-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 235000019425 dextrin Nutrition 0.000 description 2
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 description 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N dichloromethane Natural products ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 210000001198 duodenum Anatomy 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
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- 210000004051 gastric juice Anatomy 0.000 description 2
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 2
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 2
- 210000000936 intestine Anatomy 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 229960005019 pantoprazole Drugs 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 230000036470 plasma concentration Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- HYZJCKYKOHLVJF-UHFFFAOYSA-N 1H-benzimidazole Chemical compound C1=CC=C2NC=NC2=C1 HYZJCKYKOHLVJF-UHFFFAOYSA-N 0.000 description 1
- PSIREIZGKQBEEO-UHFFFAOYSA-N 2-(1h-benzimidazol-2-ylsulfinylmethyl)-n-methyl-n-(2-methylpropyl)aniline Chemical compound CC(C)CN(C)C1=CC=CC=C1CS(=O)C1=NC2=CC=CC=C2N1 PSIREIZGKQBEEO-UHFFFAOYSA-N 0.000 description 1
- XIQVNETUBQGFHX-UHFFFAOYSA-N Ditropan Chemical compound C=1C=CC=CC=1C(O)(C(=O)OCC#CCN(CC)CC)C1CCCCC1 XIQVNETUBQGFHX-UHFFFAOYSA-N 0.000 description 1
- 229920003136 Eudragit® L polymer Polymers 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 102220570135 Histone PARylation factor 1_L30D_mutation Human genes 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- DOOTYTYQINUNNV-UHFFFAOYSA-N Triethyl citrate Chemical compound CCOC(=O)CC(O)(C(=O)OCC)CC(=O)OCC DOOTYTYQINUNNV-UHFFFAOYSA-N 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- SELZTOJHBRTCNM-UHFFFAOYSA-N acetic acid;phthalic acid Chemical compound CC(O)=O.CC(O)=O.OC(=O)C1=CC=CC=C1C(O)=O SELZTOJHBRTCNM-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229940024606 amino acid Drugs 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 230000003042 antagnostic effect Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
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- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
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- 239000003112 inhibitor Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229960003174 lansoprazole Drugs 0.000 description 1
- MJIHNNLFOKEZEW-UHFFFAOYSA-N lansoprazole Chemical compound CC1=C(OCC(F)(F)F)C=CN=C1CS(=O)C1=NC2=CC=CC=C2N1 MJIHNNLFOKEZEW-UHFFFAOYSA-N 0.000 description 1
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- YREYEVIYCVEVJK-UHFFFAOYSA-N rabeprazole Chemical compound COCCCOC1=CC=NC(CS(=O)C=2NC3=CC=CC=C3N=2)=C1C YREYEVIYCVEVJK-UHFFFAOYSA-N 0.000 description 1
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- CXMXRPHRNRROMY-UHFFFAOYSA-L sebacate(2-) Chemical compound [O-]C(=O)CCCCCCCCC([O-])=O CXMXRPHRNRROMY-UHFFFAOYSA-L 0.000 description 1
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- VMYFZRTXGLUXMZ-UHFFFAOYSA-N triethyl citrate Natural products CCOC(=O)C(O)(C(=O)OCC)C(=O)OCC VMYFZRTXGLUXMZ-UHFFFAOYSA-N 0.000 description 1
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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
- A61K31/41—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
-
- 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
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- 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
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
-
- 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
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
- A61K31/4427—Non condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems
- A61K31/4439—Non condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems containing a five-membered ring with nitrogen as a ring hetero atom, e.g. omeprazole
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/50—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates
- A61K47/69—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit
- A61K47/6949—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit inclusion complexes, e.g. clathrates, cavitates or fullerenes
- A61K47/6951—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit inclusion complexes, e.g. clathrates, cavitates or fullerenes using cyclodextrin
-
- 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
- A61K9/1629—Organic macromolecular compounds
- A61K9/1652—Polysaccharides, e.g. alginate, cellulose derivatives; Cyclodextrin
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- 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
- A61K9/1682—Processes
- A61K9/1694—Processes resulting in granules or microspheres of the matrix type containing more than 5% of excipient
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
- A61P1/04—Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y5/00—Nanobiotechnology or nanomedicine, e.g. protein engineering or drug delivery
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- 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
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.下記成分を含む又は下記成分からなる薬剤。 −活性成分としてのベンズイミダゾール誘導体、及び賦形剤としての −シクロデキストリンの少なくとも一種及び −アミノ酸の少なくとも一種 2.上記ベンズイミダゾール誘導体が、高湿度下及び特にpH≦11、更にpH ≦7の下で分解されるベンズイミダゾール誘導体である請求項1記載の薬剤。 3.上記ベンズイミダゾール誘導体が、オメプラゾールである上記請求項の何れ かに記載の薬剤。 4.上記シクロデキストリンが、β−シクロデキストリン、モノ−若しくはポリ アルキルβ−シクロデキストリン、モノ−若しくはポリヒドロキシアルキルβ− シクロデキストリン、又はγ−シクロデキストリンである上記請求項の何れかに 記載の薬剤。 5.上記シクロデキストリンが、β−シクロデキストリンである上記請求項の何 れかに記載の薬剤。 6.上記アミノ酸が、塩基性アミノ酸、アルカリ性ジペプチド又は薬理学的に許 容されるアルカリ性アミノ酸誘導体、好ましくはアルギニン、リシン又はヒドロ キシリシン、特にL−アルギニン、L−リシン又はL−ヒドロキシリシン;アル カリ性ジペプチド又は薬理学的に許容されるアルカリ性アミノ酸誘導体である上 記請求項の何れかに記載の薬剤。 7.シクロデキストリンに対するオメプラゾールのモル比が1〜10、好ましく はオメプラゾール対シクロデキストリンのモル比が1:2であることを特徴とす る上記請求項の何れかに記載の薬剤。 8.オメプラゾールに対するアミノ酸(好ましくはL−アルギニン)のモル比が 0.5〜10、好ましくはアミノ酸(好ましくはL−アルギニン)対オメプラゾ ールのモル比が1:1であることを特徴とする上記請求項の何れかに記載の薬剤 。 9.粉末状、粒状又はペレット状であり、必要に応じて錠剤に調製される上記請 求項の何れかに記載の薬剤。 10.粉末、粒体若しくはペレットの粒子が腸溶性皮膜で被覆されていないこと を特徴とする請求項9記載の薬剤。 11.粉末、粒体若しくはペレットが、腸溶性皮膜が必要に応じ設けられたカプ セル中に収容されていることを特徴とする請求項10記載の薬剤。 12.粉末、粒体若しくはペレットの粒子は、腸溶性皮膜が設けられており、必 要に応じて、腸溶性皮膜が設けられていないカプセル中に収容されていることを 特徴とする請求項9記載の薬剤。 13.次の点を特徴とする上記請求項の何れかに記載の薬剤組成物の生産工程。 (i)ベンズイミダゾール誘導体、シクロデキストリンの少なくとも一種及びア ミノ酸の少なくとも一種を、水で湿して混合する。 (ii)最終混合物を乾燥する。 14.次の点を特徴とする上記請求項の何れかに記載の薬剤組成物の生産工程。 (i)ベンズイミダゾール誘導体、シクロデキストリンの少なくとも一種及びア ミノ酸の少なくとも一種を、水で湿して混合する。 (ii)最終混合物を乾燥する。 (iii)組成物の褪色を評価し、もし褪色した生産物を得たなら、該褪色生産物 は棄てられ、他のアミノ酸が選択され、褪色の無い生産物が得られるまで、(i )及び(ii)の段階が繰り返される。 15.請求項13の(i)の段階における混合が、湿潤−混練により達成される ことを特徴とする請求項13又は14記載の工程。 16.請求項13の(i)の段階において使用される水が、アンモニア水又はア ンモニアを含まない水であることを特徴とする請求項13〜15の何れかに記載 の工程。 17.請求項13の(ii)の段階における乾燥が、凍結乾燥、噴射乾燥又は真空 乾燥により達成されることを特徴とする請求項13〜16の何れかに記載の工程 。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP97104200.7 | 1997-03-13 | ||
EP97104200 | 1997-03-13 | ||
PCT/EP1998/001478 WO1998040069A2 (en) | 1997-03-13 | 1998-03-13 | Stabilization of acid sensitive benzimidazoles with amino acid/cyclodextrin combinations |
Publications (2)
Publication Number | Publication Date |
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JP2001518083A true JP2001518083A (ja) | 2001-10-09 |
JP4608031B2 JP4608031B2 (ja) | 2011-01-05 |
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Application Number | Title | Priority Date | Filing Date |
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JP53923798A Expired - Fee Related JP4608031B2 (ja) | 1997-03-13 | 1998-03-13 | アミノ酸/シクロデキストリン混合物による酸感受性ベンズイミダゾール類の安定化 |
Country Status (24)
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US (1) | US6248758B1 (ja) |
JP (1) | JP4608031B2 (ja) |
KR (1) | KR100563764B1 (ja) |
CN (1) | CN1113649C (ja) |
AT (1) | ATE209491T1 (ja) |
AU (1) | AU731186B2 (ja) |
BR (1) | BR9808581A (ja) |
CA (1) | CA2282513C (ja) |
CZ (1) | CZ291842B6 (ja) |
DE (1) | DE69802688T3 (ja) |
DK (1) | DK0991407T4 (ja) |
ES (1) | ES2167891T5 (ja) |
HK (1) | HK1024182A1 (ja) |
HU (1) | HU225587B1 (ja) |
IL (1) | IL131651A0 (ja) |
NO (1) | NO327212B1 (ja) |
NZ (1) | NZ337592A (ja) |
PL (1) | PL191570B1 (ja) |
PT (1) | PT991407E (ja) |
SI (1) | SI0991407T2 (ja) |
SK (1) | SK284811B6 (ja) |
TR (1) | TR199902233T2 (ja) |
WO (1) | WO1998040069A2 (ja) |
ZA (1) | ZA982155B (ja) |
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