GB1579818A - Nifedipine-containing solid preparation composition - Google Patents
Nifedipine-containing solid preparation composition Download PDFInfo
- Publication number
- GB1579818A GB1579818A GB20503/78A GB2050378A GB1579818A GB 1579818 A GB1579818 A GB 1579818A GB 20503/78 A GB20503/78 A GB 20503/78A GB 2050378 A GB2050378 A GB 2050378A GB 1579818 A GB1579818 A GB 1579818A
- Authority
- GB
- United Kingdom
- Prior art keywords
- substance
- nifedipine
- lst
- cellulose
- mixture
- 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
Links
- HYIMSNHJOBLJNT-UHFFFAOYSA-N nifedipine Chemical compound COC(=O)C1=C(C)NC(C)=C(C(=O)OC)C1C1=CC=CC=C1[N+]([O-])=O HYIMSNHJOBLJNT-UHFFFAOYSA-N 0.000 title claims description 76
- 229960001597 nifedipine Drugs 0.000 title claims description 71
- 239000000203 mixture Substances 0.000 title claims description 49
- 238000002360 preparation method Methods 0.000 title claims description 17
- 239000007787 solid Substances 0.000 title claims description 13
- 239000000126 substance Substances 0.000 claims description 61
- MKJXYGKVIBWPFZ-UHFFFAOYSA-L calcium lactate Chemical compound [Ca+2].CC(O)C([O-])=O.CC(O)C([O-])=O MKJXYGKVIBWPFZ-UHFFFAOYSA-L 0.000 claims description 28
- 239000001527 calcium lactate Substances 0.000 claims description 28
- 229960002401 calcium lactate Drugs 0.000 claims description 28
- 235000011086 calcium lactate Nutrition 0.000 claims description 28
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 26
- 239000003960 organic solvent Substances 0.000 claims description 24
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 23
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 23
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 23
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 18
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 18
- -1 glycerol fatty acid esters Chemical class 0.000 claims description 14
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 claims description 14
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 claims description 14
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 claims description 14
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 claims description 14
- 239000008247 solid mixture Substances 0.000 claims description 13
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 12
- 229920001223 polyethylene glycol Polymers 0.000 claims description 11
- 239000002202 Polyethylene glycol Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 229920000609 methyl cellulose Polymers 0.000 claims description 10
- 239000001923 methylcellulose Substances 0.000 claims description 10
- 235000010981 methylcellulose Nutrition 0.000 claims description 10
- 239000002904 solvent Substances 0.000 claims description 10
- 239000003085 diluting agent Substances 0.000 claims description 9
- 239000004094 surface-active agent Substances 0.000 claims description 9
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 claims description 8
- 235000001014 amino acid Nutrition 0.000 claims description 8
- 150000001413 amino acids Chemical class 0.000 claims description 8
- 239000001863 hydroxypropyl cellulose Substances 0.000 claims description 8
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 claims description 8
- FBPFZTCFMRRESA-KVTDHHQDSA-N D-Mannitol Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-KVTDHHQDSA-N 0.000 claims description 6
- 229930195725 Mannitol Natural products 0.000 claims description 6
- 239000004202 carbamide Substances 0.000 claims description 6
- 235000013877 carbamide Nutrition 0.000 claims description 6
- 235000015165 citric acid Nutrition 0.000 claims description 6
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 6
- 239000000194 fatty acid Substances 0.000 claims description 6
- 229930195729 fatty acid Natural products 0.000 claims description 6
- 239000000594 mannitol Substances 0.000 claims description 6
- 235000010355 mannitol Nutrition 0.000 claims description 6
- 235000015112 vegetable and seed oil Nutrition 0.000 claims description 6
- 239000008158 vegetable oil Substances 0.000 claims description 6
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 5
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 claims description 5
- 239000005995 Aluminium silicate Substances 0.000 claims description 4
- 235000012211 aluminium silicate Nutrition 0.000 claims description 4
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 claims description 4
- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 4
- LNAZSHAWQACDHT-XIYTZBAFSA-N (2r,3r,4s,5r,6s)-4,5-dimethoxy-2-(methoxymethyl)-3-[(2s,3r,4s,5r,6r)-3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6r)-4,5,6-trimethoxy-2-(methoxymethyl)oxan-3-yl]oxyoxane Chemical compound CO[C@@H]1[C@@H](OC)[C@H](OC)[C@@H](COC)O[C@H]1O[C@H]1[C@H](OC)[C@@H](OC)[C@H](O[C@H]2[C@@H]([C@@H](OC)[C@H](OC)O[C@@H]2COC)OC)O[C@@H]1COC LNAZSHAWQACDHT-XIYTZBAFSA-N 0.000 claims description 3
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical group [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 3
- 239000001913 cellulose Substances 0.000 claims description 3
- 235000019333 sodium laurylsulphate Nutrition 0.000 claims description 3
- 229920002554 vinyl polymer Polymers 0.000 claims description 2
- 229920006184 cellulose methylcellulose Polymers 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 36
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 34
- 239000000047 product Substances 0.000 description 20
- 239000012265 solid product Substances 0.000 description 19
- 239000000243 solution Substances 0.000 description 17
- 239000002775 capsule Substances 0.000 description 11
- 238000010438 heat treatment Methods 0.000 description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 9
- 229940068918 polyethylene glycol 400 Drugs 0.000 description 9
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 8
- 239000006185 dispersion Substances 0.000 description 7
- 238000013329 compounding Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 description 6
- 230000036470 plasma concentration Effects 0.000 description 6
- 238000001694 spray drying Methods 0.000 description 6
- 229940092980 adalat Drugs 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 206010002383 Angina Pectoris Diseases 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 241000282472 Canis lupus familiaris Species 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 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 3
- 239000004359 castor oil Substances 0.000 description 3
- 235000019438 castor oil Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000004108 freeze drying Methods 0.000 description 3
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 3
- 239000008101 lactose Substances 0.000 description 3
- 235000019359 magnesium stearate Nutrition 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000006187 pill Substances 0.000 description 3
- YNGDWRXWKFWCJY-UHFFFAOYSA-N 1,4-Dihydropyridine Chemical compound C1C=CNC=C1 YNGDWRXWKFWCJY-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 2
- 229920002261 Corn starch Polymers 0.000 description 2
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 description 2
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 229960005069 calcium Drugs 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 2
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 235000005687 corn oil Nutrition 0.000 description 2
- 239000002285 corn oil Substances 0.000 description 2
- 239000008120 corn starch Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 229910052805 deuterium Inorganic materials 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000796 flavoring agent Substances 0.000 description 2
- 235000013355 food flavoring agent Nutrition 0.000 description 2
- 235000003599 food sweetener Nutrition 0.000 description 2
- 150000003222 pyridines Chemical class 0.000 description 2
- 238000002098 selective ion monitoring Methods 0.000 description 2
- 239000008159 sesame oil Substances 0.000 description 2
- 235000011803 sesame oil Nutrition 0.000 description 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000003765 sweetening agent Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- JVTAAEKCZFNVCJ-REOHCLBHSA-M (S)-lactate Chemical compound C[C@H](O)C([O-])=O JVTAAEKCZFNVCJ-REOHCLBHSA-M 0.000 description 1
- MXWKCJYCAHVAHK-UHFFFAOYSA-N 2h-pyran-2,3-diol Chemical compound OC1OC=CC=C1O MXWKCJYCAHVAHK-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000004471 Glycine Substances 0.000 description 1
- XUJNEKJLAYXESH-REOHCLBHSA-N L-Cysteine Chemical compound SC[C@H](N)C(O)=O XUJNEKJLAYXESH-REOHCLBHSA-N 0.000 description 1
- QNAYBMKLOCPYGJ-REOHCLBHSA-N L-alanine Chemical compound C[C@H](N)C(O)=O QNAYBMKLOCPYGJ-REOHCLBHSA-N 0.000 description 1
- AYFVYJQAPQTCCC-GBXIJSLDSA-N L-threonine Chemical compound C[C@@H](O)[C@H](N)C(O)=O AYFVYJQAPQTCCC-GBXIJSLDSA-N 0.000 description 1
- 239000004472 Lysine Substances 0.000 description 1
- KDXKERNSBIXSRK-UHFFFAOYSA-N Lysine Natural products NCCCCC(N)C(O)=O KDXKERNSBIXSRK-UHFFFAOYSA-N 0.000 description 1
- VCUFZILGIRCDQQ-KRWDZBQOSA-N N-[[(5S)-2-oxo-3-(2-oxo-3H-1,3-benzoxazol-6-yl)-1,3-oxazolidin-5-yl]methyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C1O[C@H](CN1C1=CC2=C(NC(O2)=O)C=C1)CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F VCUFZILGIRCDQQ-KRWDZBQOSA-N 0.000 description 1
- 229920000604 Polyethylene Glycol 200 Polymers 0.000 description 1
- 229920002565 Polyethylene Glycol 400 Polymers 0.000 description 1
- 229920002582 Polyethylene Glycol 600 Polymers 0.000 description 1
- 235000019484 Rapeseed oil Nutrition 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- AYFVYJQAPQTCCC-UHFFFAOYSA-N Threonine Natural products CC(O)C(N)C(O)=O AYFVYJQAPQTCCC-UHFFFAOYSA-N 0.000 description 1
- 239000004473 Threonine Substances 0.000 description 1
- 235000004279 alanine Nutrition 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- FUFJGUQYACFECW-UHFFFAOYSA-L calcium hydrogenphosphate Chemical compound [Ca+2].OP([O-])([O-])=O FUFJGUQYACFECW-UHFFFAOYSA-L 0.000 description 1
- 239000003240 coconut oil Substances 0.000 description 1
- 235000019864 coconut oil Nutrition 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000003218 coronary vasodilator agent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- XUJNEKJLAYXESH-UHFFFAOYSA-N cysteine Natural products SCC(N)C(O)=O XUJNEKJLAYXESH-UHFFFAOYSA-N 0.000 description 1
- 235000018417 cysteine Nutrition 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229940093499 ethyl acetate Drugs 0.000 description 1
- 235000019439 ethyl acetate Nutrition 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000007903 gelatin capsule Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 229940031703 low substituted hydroxypropyl cellulose Drugs 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 125000006501 nitrophenyl group Chemical group 0.000 description 1
- 239000004006 olive oil Substances 0.000 description 1
- 235000008390 olive oil Nutrition 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000008194 pharmaceutical composition Substances 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- UQDJGEHQDNVPGU-UHFFFAOYSA-N serine phosphoethanolamine Chemical compound [NH3+]CCOP([O-])(=O)OCC([NH3+])C([O-])=O UQDJGEHQDNVPGU-UHFFFAOYSA-N 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 230000007928 solubilization Effects 0.000 description 1
- 238000005063 solubilization Methods 0.000 description 1
- 239000003549 soybean oil Substances 0.000 description 1
- 235000012424 soybean oil Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000009747 swallowing Effects 0.000 description 1
- 239000003826 tablet Substances 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- UFTFJSFQGQCHQW-UHFFFAOYSA-N triformin Chemical compound O=COCC(OC=O)COC=O UFTFJSFQGQCHQW-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/36—Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
- A61K47/38—Cellulose; 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
-
- 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
- A61K47/30—Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
- A61K47/32—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone
-
- 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
- A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
- A61K9/145—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic compounds
-
- 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
- A61K9/141—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
- A61K9/146—Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular compounds
-
- 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
- A61K9/2004—Excipients; Inactive ingredients
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Inorganic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicinal Preparation (AREA)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6703977A JPS542316A (en) | 1977-06-07 | 1977-06-07 | Solid pharmaceutical composition containing nifedipene |
| JP8437277A JPS5420127A (en) | 1977-07-14 | 1977-07-14 | Solid nifedipine preparaton |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1579818A true GB1579818A (en) | 1980-11-26 |
Family
ID=26408243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB20503/78A Expired GB1579818A (en) | 1977-06-07 | 1978-05-18 | Nifedipine-containing solid preparation composition |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4412986A (enExample) |
| DE (1) | DE2822882A1 (enExample) |
| GB (1) | GB1579818A (enExample) |
| HK (1) | HK40583A (enExample) |
| MY (1) | MY8400231A (enExample) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT390879B (de) * | 1983-05-21 | 1990-07-10 | Bayer Ag | Verfahren zur herstellung von festen, zweiphasigen nifedipinhaltigen arzneimittelzubereitungen |
| US5145683A (en) * | 1989-02-14 | 1992-09-08 | Ethical Pharmaceuticals, Ltd. | Nifedipine-containing pharmaceutical compositions and process for the preparation thereof |
| WO1994005262A1 (en) * | 1992-09-10 | 1994-03-17 | F.H. Faulding & Co. Limited | Sustained release matrix composition |
| US5594013A (en) * | 1992-01-13 | 1997-01-14 | Ethical Pharmaceuticals Limited | Pharmaceutical compositions containing nifedipine and process for the preparation thereof |
Families Citing this family (100)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE5852T1 (de) * | 1978-11-20 | 1984-02-15 | American Home Products Corporation | Therapeutische zusammensetzungen mit gesteigerter bioverfuegbarkeit und verfahren zu deren herstellung. |
| JPS55129221A (en) * | 1979-03-29 | 1980-10-06 | Kaken Pharmaceut Co Ltd | Preparation of oral preparation containing hardly soluble medicine |
| CA1146866A (en) | 1979-07-05 | 1983-05-24 | Yamanouchi Pharmaceutical Co. Ltd. | Process for the production of sustained release pharmaceutical composition of solid medical material |
| JPS5948810B2 (ja) * | 1980-03-22 | 1984-11-29 | 山之内製薬株式会社 | ニカルジピン持続性製剤用組成物 |
| JPS5668609A (en) | 1979-11-07 | 1981-06-09 | Nippon Kayaku Co Ltd | Phthalazinol preparation |
| DE3033919A1 (de) * | 1980-09-09 | 1982-04-22 | Bayer Ag, 5090 Leverkusen | Feste arzneizubereitungen enthaltend nifedipin und verfahren zu ihrer herstellung |
| EP0070127A3 (en) * | 1981-07-10 | 1983-08-17 | Beecham Group Plc | Tablets |
| DE3142853A1 (de) * | 1981-10-29 | 1983-05-11 | Bayer Ag, 5090 Leverkusen | Feste arzneizubereitungen mit nifedipin und verfahren zu ihrer herstellung |
| EP0078430B2 (de) * | 1981-10-29 | 1993-02-10 | Bayer Ag | Verfahren zur Herstellung von festen, schnellfreisetzenden Arzneizubereitungen mit Dihydropyridinen |
| USRE33963E (en) * | 1981-10-29 | 1992-06-16 | Bayer Aktiengesellschaft | Solid rapidly released medicament preparations containing dihydropyridines, and processes for their preparation |
| JPS59500418A (ja) * | 1982-03-16 | 1984-03-15 | ザ ロツクフエラ− ユニバ−シテイ | 胃腸能動作用障害を回復する方法 |
| DE3212736A1 (de) * | 1982-04-06 | 1983-10-13 | Bayer Ag, 5090 Leverkusen | Verwendung von dihydropyridinen in arzneimitteln mit salidiuretischer wirkung |
| FR2525108B1 (fr) * | 1982-04-19 | 1989-05-12 | Elan Corp Ltd | Medicaments a haut degre de solubilite et procede pour leur obtention |
| JPS59101423A (ja) * | 1982-12-02 | 1984-06-12 | Takada Seiyaku Kk | 新規なニフエジピン固形製剤 |
| JPS6038322A (ja) * | 1983-08-11 | 1985-02-27 | Fujisawa Pharmaceut Co Ltd | ジヒドロピリジンa物質含有易溶性固形製剤 |
| ATE33348T1 (de) * | 1983-11-30 | 1988-04-15 | Siegfried Ag | Coronartherapeutikum in form von weichgelatinekapseln. |
| US5656620A (en) * | 1984-01-28 | 1997-08-12 | Ismail; Roshdy | Method for treating pain |
| ATE122885T1 (de) * | 1984-01-28 | 1995-06-15 | Roshdy Ismail | Mittel zur behandlung von herzerkrankungen. |
| DE3580384D1 (de) * | 1984-04-09 | 1990-12-13 | Toyo Boseki | Praeparat mit verzoegerter freigabe zum aufbringen auf die schleimhaeute der mundhoehle. |
| DE3419130A1 (de) * | 1984-05-23 | 1985-11-28 | Bayer Ag, 5090 Leverkusen | Nifedipinkombinationspraeparate und verfahren zu ihrer herstellung |
| DE3419128A1 (de) * | 1984-05-23 | 1985-11-28 | Bayer Ag, 5090 Leverkusen | Dihydropyridinpraeparate und verfahren zu ihrer herstellung |
| DE3419129A1 (de) * | 1984-05-23 | 1985-11-28 | Bayer Ag, 5090 Leverkusen | Nifedipinpraeparate und verfahren zu ihrer herstellung |
| DE3419131A1 (de) * | 1984-05-23 | 1985-11-28 | Bayer Ag, 5090 Leverkusen | Dihydropyridinkombinationspraeparate und verfahren zu ihrer herstellung |
| NL194389C (nl) * | 1984-06-14 | 2002-03-04 | Novartis Ag | Werkwijze voor het bereiden van een vaste dispersie van een farmaceutisch actief middel dat een lage oplosbaarheid in water heeft, in een vaste matrix van een in water oplosbaar polyalkyleenglycol als drager. |
| US5266581A (en) * | 1984-07-04 | 1993-11-30 | Bayer Aktiengesellschaft | Solid composition containing dihydropyridine, PVP and PVPP |
| DE3424553A1 (de) * | 1984-07-04 | 1986-01-09 | Bayer Ag, 5090 Leverkusen | Feste arzneizubereitungen mit dihydropyridinen und verfahren zu ihrer herstellung |
| AU592065B2 (en) * | 1984-10-09 | 1990-01-04 | Dow Chemical Company, The | Sustained release dosage form based on highly plasticized cellulose ether gels |
| DE3438830A1 (de) * | 1984-10-23 | 1986-04-30 | Rentschler Arzneimittel | Nifedipin enthaltende darreichungsform und verfahren zu ihrer herstellung |
| US4867984A (en) * | 1984-11-06 | 1989-09-19 | Nagin K. Patel | Drug in bead form and process for preparing same |
| DE3515335C2 (de) * | 1985-04-27 | 1995-01-26 | Bayer Ag | Arzneizubereitung enthaltend Dihydropyridine und Verfahren zu ihrer Herstellung |
| IT1187751B (it) * | 1985-10-15 | 1987-12-23 | Eurand Spa | Procedimento per la preparazione di formulazioni solidi di nifedipina ad elevata biodisponibilita' e ad effetto prolungato e formulazioni cosi' ottenute |
| DE3544692A1 (de) * | 1985-12-18 | 1987-06-19 | Bayer Ag | Dihydropyridinspray, verfahren zu seiner herstellung und seine pharmazeutische verwendung |
| US4689233A (en) * | 1986-01-06 | 1987-08-25 | Siegfried Aktiengesellschaft | Coronary therapeutic agent in the form of soft gelatin capsules |
| US5198226A (en) * | 1986-01-30 | 1993-03-30 | Syntex (U.S.A.) Inc. | Long acting nicardipine hydrochloride formulation |
| US4940556A (en) * | 1986-01-30 | 1990-07-10 | Syntex (U.S.A.) Inc. | Method of preparing long acting formulation |
| IE63321B1 (en) * | 1986-02-03 | 1995-04-05 | Elan Corp Plc | Drug delivery system |
| PT84439B (pt) * | 1986-03-10 | 1989-10-04 | Burghart Kurt | Processo de preparacao de composicoes farmaceuticas a base de nifedipina |
| GB8608080D0 (en) * | 1986-04-02 | 1986-05-08 | Fujisawa Pharmaceutical Co | Solid dispersion composition |
| DE3639073A1 (de) * | 1986-11-14 | 1988-05-26 | Klinge Co Chem Pharm Fab | Feste arzneizubereitungen und verfahren zu ihrer herstellung |
| DE3682208D1 (de) * | 1986-12-18 | 1991-11-28 | Kurt Heinz Bauer | Gegenueber lichteinfluss stabilisiertes nifedipin-konzentrat und verfahren zu seiner herstellung. |
| US5226912A (en) * | 1987-08-26 | 1993-07-13 | United States Surgical Corporation | Combined surgical needle-braided suture device |
| US5366081A (en) | 1987-08-26 | 1994-11-22 | United States Surgical Corporation | Packaged synthetic absorbable surgical elements |
| US5222978A (en) | 1987-08-26 | 1993-06-29 | United States Surgical Corporation | Packaged synthetic absorbable surgical elements |
| US5306289A (en) * | 1987-08-26 | 1994-04-26 | United States Surgical Corporation | Braided suture of improved characteristics |
| US5051272A (en) * | 1988-07-19 | 1991-09-24 | United States Surgical Corporation | Method for improving the storage stability of a polymeric article susceptible to hydrolytic degradation and resulting article |
| ES2043766T3 (es) * | 1987-11-11 | 1994-01-01 | Pharmascience Lab | Una nueva composicion farmaceutica que comprende exifona y un polimero soluble en agua. |
| DE3829398A1 (de) * | 1988-08-30 | 1990-03-08 | Rentschler Arzneimittel | Fixe arzneimittelkombination mit verzoegerter freisetzung |
| US5246104A (en) * | 1989-08-01 | 1993-09-21 | United States Surgical Corporation | Molded suture retainer |
| US5359831A (en) | 1989-08-01 | 1994-11-01 | United States Surgical Corporation | Molded suture retainer |
| US5215756A (en) * | 1989-12-22 | 1993-06-01 | Gole Dilip J | Preparation of pharmaceutical and other matrix systems by solid-state dissolution |
| JP2845342B2 (ja) * | 1990-04-28 | 1999-01-13 | 大正製薬株式会社 | ビタミンd▲下3▼誘導体含有固形製剤組成物 |
| AU641267B2 (en) * | 1990-07-19 | 1993-09-16 | Otsuka Pharmaceutical Co., Ltd. | Solid preparation |
| GB9025251D0 (en) * | 1990-11-20 | 1991-01-02 | Solomon Montague C | Nifedipine dosage forms |
| CA2056032A1 (en) * | 1990-11-29 | 1992-05-30 | Minoru Aoki | Hard capsule preparation |
| US5145859A (en) * | 1991-03-20 | 1992-09-08 | Case Western Reserve University | Methods of treating interstitial cystitis and urethral syndrome |
| GR910100193A (el) * | 1991-05-03 | 1993-03-31 | Mediventures Inc | Παρασκευη φαρμακευτικων και αλλων περιβληματων με διαλυση σε στερεα κατασταση. |
| JP3110794B2 (ja) * | 1991-06-05 | 2000-11-20 | ユーシービージャパン株式会社 | 1,4−ジヒドロピリジン誘導体を含有する製剤 |
| US5876754A (en) * | 1992-01-17 | 1999-03-02 | Alfatec-Pharma Gmbh | Solid bodies containing active substances and a structure consisting of hydrophilic macromolecules, plus a method of producing such bodies |
| IL104192A (en) * | 1992-02-17 | 1998-01-04 | Siegfried Ag Pharma | Pharmaceutical dosage forms having prolonged release rate of zero order of the active ingredient |
| AU682827B2 (en) * | 1992-09-18 | 1997-10-23 | Astellas Pharma Inc. | Sustained-release hydrogel preparation |
| US5603945A (en) * | 1993-02-19 | 1997-02-18 | Takeda Chemical Industries, Ltd. | Therapeutic/prophylactic agents and method of treating for urinary calculosis in pets |
| IS4198A (is) * | 1993-08-13 | 1995-02-14 | Somatogen, Inc | Meðferð vegna aukaverkana sem tengjast gjöf á utanfrumublóðrauða |
| US5455046A (en) * | 1993-09-09 | 1995-10-03 | Edward Mendell Co., Inc. | Sustained release heterodisperse hydrogel systems for insoluble drugs |
| US6726930B1 (en) | 1993-09-09 | 2004-04-27 | Penwest Pharmaceuticals Co. | Sustained release heterodisperse hydrogel systems for insoluble drugs |
| US5773025A (en) * | 1993-09-09 | 1998-06-30 | Edward Mendell Co., Inc. | Sustained release heterodisperse hydrogel systems--amorphous drugs |
| US5662933A (en) * | 1993-09-09 | 1997-09-02 | Edward Mendell Co., Inc. | Controlled release formulation (albuterol) |
| SI9300504A (en) * | 1993-09-28 | 1995-04-30 | Krka | Process for preparation solid dispersions and deposits of calcium antagonist dihidropyrimidine derivates and pharmaceutical compositions comprising the same |
| RU2138525C1 (ru) * | 1993-10-25 | 1999-09-27 | Байер Аг | Композиция с биологической активностью и водное средство защиты растений |
| US6334997B1 (en) | 1994-03-25 | 2002-01-01 | Isotechnika, Inc. | Method of using deuterated calcium channel blockers |
| JP3696884B2 (ja) * | 1994-03-25 | 2005-09-21 | アイソテクニカ、インコーポレーテッド | ジュウテリウム化による薬物の効能の増強 |
| FR2722984B1 (fr) * | 1994-07-26 | 1996-10-18 | Effik Lab | Procede de preparation de formes pharmaceutiques seches et les compositions pharmaceutiques ainsi realisees |
| US5543099A (en) * | 1994-09-29 | 1996-08-06 | Hallmark Pharmaceutical, Inc. | Process to manufacture micronized nifedipine granules for sustained release medicaments |
| KR100215739B1 (ko) * | 1994-10-13 | 1999-08-16 | 오쿠다 기요아키 | 가역성열겔화 수용성 의약 조성물을 함유하는 동결건조 제제 |
| NZ270439A (en) * | 1995-02-02 | 1996-04-26 | Bernard Charles Sherman | Solid slow release pharmaceutical composition: carrier is polyethylene glycol and hydrophilic gel-forming polymer |
| US5900425A (en) * | 1995-05-02 | 1999-05-04 | Bayer Aktiengesellschaft | Pharmaceutical preparations having controlled release of active compound and processes for their preparation |
| SI9500173B (sl) * | 1995-05-19 | 2002-02-28 | Lek, | Trofazna farmacevtska oblika s konstantnim in kontroliranim sproščanjem amorfne učinkovine za enkrat dnevno aplikacijo |
| TW487582B (en) * | 1995-08-11 | 2002-05-21 | Nissan Chemical Ind Ltd | Method for converting sparingly water-soluble medical substance to amorphous state |
| DE19531684A1 (de) * | 1995-08-29 | 1997-03-06 | Bayer Ag | Verfahren zur Herstellung von Arzneimittelzubereitungen mit kontrollierter Freisetzung |
| NZ286451A (en) * | 1996-04-24 | 1998-04-27 | Bernard Charles Sherman | Controlled release pharmaceutical composition containing granules comprising drug, water-insoluble polymer and meltable carrier |
| IL123505A (en) | 1996-07-08 | 2004-12-15 | Penwest Pharmaceuticals Compan | Sustained release matrix for high-dose insoluble drugs |
| US5891469A (en) * | 1997-04-02 | 1999-04-06 | Pharmos Corporation | Solid Coprecipitates for enhanced bioavailability of lipophilic substances |
| AU730216B2 (en) * | 1996-09-01 | 2001-03-01 | Pharmos Corporation | Solid coprecipitates for enhanced bioavailability of lipophilic substances |
| FR2758459B1 (fr) * | 1997-01-17 | 1999-05-07 | Pharma Pass | Composition pharmaceutique de fenofibrate presentant une biodisponibilite elevee et son procede de preparation |
| US5922352A (en) * | 1997-01-31 | 1999-07-13 | Andrx Pharmaceuticals, Inc. | Once daily calcium channel blocker tablet having a delayed release core |
| US5837379A (en) * | 1997-01-31 | 1998-11-17 | Andrx Pharmaceuticals, Inc. | Once daily pharmaceutical tablet having a unitary core |
| IN186245B (enExample) | 1997-09-19 | 2001-07-14 | Ranbaxy Lab Ltd | |
| US6056977A (en) | 1997-10-15 | 2000-05-02 | Edward Mendell Co., Inc. | Once-a-day controlled release sulfonylurea formulation |
| US6485748B1 (en) | 1997-12-12 | 2002-11-26 | Andrx Pharmaceuticals, Inc. | Once daily pharmaceutical tablet having a unitary core |
| FR2795961B1 (fr) * | 1999-07-09 | 2004-05-28 | Ethypharm Lab Prod Ethiques | Composition pharmaceutique contenant du fenofibrate micronise, un tensioactif et un derive cellulosique liant et procede de preparation |
| US7863331B2 (en) * | 1999-07-09 | 2011-01-04 | Ethypharm | Pharmaceutical composition containing fenofibrate and method for the preparation thereof |
| WO2001022940A1 (en) * | 1999-09-30 | 2001-04-05 | Edward Mendell Co., Inc. | Sustained release matrix systems for highly soluble drugs |
| US20020132839A1 (en) * | 2000-06-22 | 2002-09-19 | Ganter Sabina Maria | Tablet formulations comprising valsartan |
| US6531158B1 (en) | 2000-08-09 | 2003-03-11 | Impax Laboratories, Inc. | Drug delivery system for enhanced bioavailability of hydrophobic active ingredients |
| JP3386052B2 (ja) * | 2001-02-13 | 2003-03-10 | トヨタ自動車株式会社 | ポンプ装置 |
| DE10135494A1 (de) * | 2001-07-20 | 2003-11-06 | Jobst Krauskopf | Verwendung eines Lactatsalzes zur Behandlung und Prophylaxe der Athereosklerose |
| US7039078B2 (en) * | 2002-09-17 | 2006-05-02 | Nippon Telegraph And Telephone Corporation | Semiconductor optical modulator and laser with optical modulator |
| WO2004087102A2 (en) * | 2003-03-26 | 2004-10-14 | Teva Pharmaceutical Industries Ltd. | A process for preparing a pharmaceutical active ingredient with high specific surface area |
| AU2005297923B2 (en) * | 2004-10-25 | 2010-12-23 | Japan Tobacco Inc. | Solid medicinal preparation improved in solubility and stability and process for producing the same |
| WO2007108463A1 (ja) * | 2006-03-23 | 2007-09-27 | Shionogi & Co., Ltd. | 溶解性が改善された固形製剤 |
| CN112955965B (zh) | 2018-06-14 | 2024-04-09 | 阿斯利康(英国)有限公司 | 使用二氢吡啶类钙通道阻断剂医药组合物降低血压的方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3862161A (en) * | 1970-01-24 | 1975-01-21 | Bayer Ag | 4-pyridyl substituted 1,4-dihydropyridines |
| US3932645A (en) * | 1971-04-10 | 1976-01-13 | Farbenfabriken Bayer Ag | Pharmaceutical compositions containing unsymmetrical esters of 1,4-dihydropyridine 3,5-dicarboxylic acid |
| DE2117571C3 (de) * | 1971-04-10 | 1979-10-11 | Bayer Ag, 5090 Leverkusen | Unsymmetrische 1,4-Dihydropyridin-33-dicarbonsäureester, Verfahren zu ihrer Herstellung sowie ihre Verwendung als Arzneimittel |
| SU432703A3 (enExample) * | 1971-08-24 | 1974-06-15 | Фридрих Боссерт, Вульф Фатер, Курт Бауер | |
| US3920823A (en) * | 1972-03-06 | 1975-11-18 | Bayer Ag | Use of unsymmetrical esters of n-substituted 1,4-dihydropyridine 3,5-dicarboxylic acid as cardio-vascular agents |
| US3959296A (en) * | 1972-06-10 | 1976-05-25 | Bayer Aktiengesellschaft | 1,4-Dihydropyridines |
| US3943140A (en) * | 1972-09-30 | 1976-03-09 | Bayer Aktiengesellschaft | 2,3,5,6-Tetracarboxy-1,4-dihydropyridine derivatives |
| US3971796A (en) * | 1973-07-12 | 1976-07-27 | Bayer Aktiengesellschaft | 1,4-Dihydropyridine esters |
| DE2400819C2 (de) | 1974-01-09 | 1982-04-22 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung fester Zubereitungen von schwerlöslichen Arzneimittelwirkstoffen in feinster Verteilung |
-
1978
- 1978-05-18 GB GB20503/78A patent/GB1579818A/en not_active Expired
- 1978-05-26 DE DE19782822882 patent/DE2822882A1/de active Granted
-
1981
- 1981-04-16 US US06/254,882 patent/US4412986A/en not_active Expired - Lifetime
-
1983
- 1983-10-13 HK HK405/83A patent/HK40583A/xx not_active IP Right Cessation
-
1984
- 1984-12-30 MY MY231/84A patent/MY8400231A/xx unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT390879B (de) * | 1983-05-21 | 1990-07-10 | Bayer Ag | Verfahren zur herstellung von festen, zweiphasigen nifedipinhaltigen arzneimittelzubereitungen |
| US5145683A (en) * | 1989-02-14 | 1992-09-08 | Ethical Pharmaceuticals, Ltd. | Nifedipine-containing pharmaceutical compositions and process for the preparation thereof |
| US5594013A (en) * | 1992-01-13 | 1997-01-14 | Ethical Pharmaceuticals Limited | Pharmaceutical compositions containing nifedipine and process for the preparation thereof |
| WO1994005262A1 (en) * | 1992-09-10 | 1994-03-17 | F.H. Faulding & Co. Limited | Sustained release matrix composition |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2822882C2 (enExample) | 1987-06-25 |
| DE2822882A1 (de) | 1978-12-21 |
| MY8400231A (en) | 1984-12-31 |
| HK40583A (en) | 1983-10-21 |
| US4412986A (en) | 1983-11-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1579818A (en) | Nifedipine-containing solid preparation composition | |
| US4562069A (en) | Two-phase formulation | |
| US4673564A (en) | Sustained release pharmaceutical composition of solid medical material | |
| JP4334869B2 (ja) | 溶解性または経口吸収性の改善された組成物 | |
| US5264446A (en) | Solid medicament formulations containing nifedipine, and processes for their preparation | |
| CH659467A5 (de) | Verfahren zur herstellung von nifedipin-trockenpraeparaten. | |
| JPS5914446B2 (ja) | ニフエジピン含有固形製剤及びその製造方法 | |
| EP0629400A1 (en) | Idebenone compositions for treating Alzheimer's disease | |
| US4666919A (en) | Stabilized pharmaceutical composition containing an isocarbostyril derivative | |
| JP7104039B2 (ja) | 医薬組成物 | |
| IE48133B1 (en) | A sold stable pharmaceutical composition based on 17 -ethynyl-1,3-dibenzoyloxy-7 -methyl-1,3,5(10)-oestratien-17 -ol | |
| JP2000505065A (ja) | 薬剤の使用及び薬剤を製造するため物質混合物の使用 | |
| KR20070045247A (ko) | 드로스피렌온 및 에티닐에스트라디올을 포함하는 약제학적조성물 | |
| KR20060071897A (ko) | (7α,17α)-17-히드록시-7-메틸-19-노르-17-프레근-5(10)-엔-20-인-3-온의 고순도 화합물 및 그 화합물을 포함하는 고순도조성물 | |
| KR880000871B1 (ko) | 옥사졸 유도체의 제조방법 | |
| DE3602577A1 (de) | 9,10-dihydrogenierte ergotalkaloide enthaltende pharmazeutische zusammensetzungen | |
| EP0636023B1 (en) | Aminoguanidine spray drying process | |
| US4083994A (en) | Choleretics | |
| ES2210272T3 (es) | Tableta, capsula o granulado que contiene desogestrel, y procedimiento para su preparacion. | |
| KR810001231B1 (ko) | 니페디핀을 함유하는 고체 제제조성물의 제조방법 | |
| JPH07138156A (ja) | 免疫抑制剤 | |
| JP2963718B2 (ja) | ビタミンd▲下3▼類含有製剤 | |
| JP3059243B2 (ja) | 抗潰瘍剤 | |
| JPH0826980A (ja) | 抗ウイルス剤 | |
| JPH09309829A (ja) | ニトレンジピン含有経口投与製剤およびその製造法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| 732 | Registration of transactions, instruments or events in the register (sect. 32/1977) | ||
| 704A | Declaration that licence is not available as of right for an excepted use (par. 4a/1977) | ||
| PE20 | Patent expired after termination of 20 years |
Effective date: 19980517 |