NO175621B - - Google Patents
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- Publication number
- NO175621B NO175621B NO874141A NO874141A NO175621B NO 175621 B NO175621 B NO 175621B NO 874141 A NO874141 A NO 874141A NO 874141 A NO874141 A NO 874141A NO 175621 B NO175621 B NO 175621B
- Authority
- NO
- Norway
- Prior art keywords
- physiologically tolerable
- alkyl
- formula
- felodipine
- dihydropyridine
- Prior art date
Links
- 238000002360 preparation method Methods 0.000 claims abstract description 13
- 239000005541 ACE inhibitor Substances 0.000 claims abstract description 9
- 229940044094 angiotensin-converting-enzyme inhibitor Drugs 0.000 claims abstract description 9
- 229940127291 Calcium channel antagonist Drugs 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000000480 calcium channel blocker Substances 0.000 claims abstract description 5
- 150000003839 salts Chemical class 0.000 claims description 24
- 239000008187 granular material Substances 0.000 claims description 16
- RZTAMFZIAATZDJ-HNNXBMFYSA-N 5-o-ethyl 3-o-methyl (4s)-4-(2,3-dichlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate Chemical compound CCOC(=O)C1=C(C)NC(C)=C(C(=O)OC)[C@@H]1C1=CC=CC(Cl)=C1Cl RZTAMFZIAATZDJ-HNNXBMFYSA-N 0.000 claims description 15
- 229960003580 felodipine Drugs 0.000 claims description 15
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 7
- VXFJYXUZANRPDJ-WTNASJBWSA-N Trandopril Chemical compound C([C@@H](C(=O)OCC)N[C@@H](C)C(=O)N1[C@@H](C[C@H]2CCCC[C@@H]21)C(O)=O)CC1=CC=CC=C1 VXFJYXUZANRPDJ-WTNASJBWSA-N 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 229960002051 trandolapril Drugs 0.000 claims description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 6
- JSDRRTOADPPCHY-HSQYWUDLSA-N quinapril Chemical compound C([C@@H](C(=O)OCC)N[C@@H](C)C(=O)N1[C@@H](CC2=CC=CC=C2C1)C(O)=O)CC1=CC=CC=C1 JSDRRTOADPPCHY-HSQYWUDLSA-N 0.000 claims description 6
- 229960001455 quinapril Drugs 0.000 claims description 6
- HDACQVRGBOVJII-JBDAPHQKSA-N ramipril Chemical compound C([C@@H](C(=O)OCC)N[C@@H](C)C(=O)N1[C@@H](C[C@@H]2CCC[C@@H]21)C(O)=O)CC1=CC=CC=C1 HDACQVRGBOVJII-JBDAPHQKSA-N 0.000 claims description 6
- 229960003401 ramipril Drugs 0.000 claims description 6
- 108010010803 Gelatin Proteins 0.000 claims description 5
- 229920000159 gelatin Polymers 0.000 claims description 5
- 239000008273 gelatin Substances 0.000 claims description 5
- 235000019322 gelatine Nutrition 0.000 claims description 5
- 235000011852 gelatine desserts Nutrition 0.000 claims description 5
- UWYZHKAOTLEWKK-UHFFFAOYSA-N 1,2,3,4-tetrahydroisoquinoline Chemical compound C1=CC=C2CNCCC2=C1 UWYZHKAOTLEWKK-UHFFFAOYSA-N 0.000 claims description 4
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims description 3
- 125000004169 (C1-C6) alkyl group Chemical group 0.000 claims description 3
- 125000001766 1,2,4-oxadiazol-3-yl group Chemical group [H]C1=NC(*)=NO1 0.000 claims description 3
- 206010020772 Hypertension Diseases 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 3
- 125000003754 ethoxycarbonyl group Chemical group C(=O)(OCC)* 0.000 claims description 3
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 3
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 claims description 3
- 125000001160 methoxycarbonyl group Chemical group [H]C([H])([H])OC(*)=O 0.000 claims description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 3
- 239000000546 pharmaceutical excipient Substances 0.000 claims description 3
- 239000000825 pharmaceutical preparation Substances 0.000 claims description 3
- KEFGVQKIRRZEKD-UHFFFAOYSA-N propan-2-yl 4-(2,3-dichlorophenyl)-2,6-dimethyl-5-(1,2,4-oxadiazol-5-yl)-1,4-dihydropyridine-3-carboxylate Chemical compound CC(C)OC(=O)C1=C(C)NC(C)=C(C1c1cccc(Cl)c1Cl)c1ncno1 KEFGVQKIRRZEKD-UHFFFAOYSA-N 0.000 claims description 3
- ADKDJHASTPQGEO-UHFFFAOYSA-N 1,2,3,3a,4,5,6,6a-octahydrocyclopenta[b]pyrrole Chemical compound C1CNC2CCCC21 ADKDJHASTPQGEO-UHFFFAOYSA-N 0.000 claims description 2
- NENLYAQPNATJSU-UHFFFAOYSA-N 1,2,3,4,4a,5,6,7,8,8a-decahydroisoquinoline Chemical compound C1NCCC2CCCCC21 NENLYAQPNATJSU-UHFFFAOYSA-N 0.000 claims description 2
- PDELQDSYLBLPQO-UHFFFAOYSA-N 2,3,3a,4,5,6,7,7a-octahydro-1h-indole Chemical compound C1CCCC2NCCC21 PDELQDSYLBLPQO-UHFFFAOYSA-N 0.000 claims description 2
- 101710129690 Angiotensin-converting enzyme inhibitor Proteins 0.000 claims description 2
- 101710086378 Bradykinin-potentiating and C-type natriuretic peptides Proteins 0.000 claims description 2
- 125000000882 C2-C6 alkenyl group Chemical group 0.000 claims description 2
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 2
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- RZTAMFZIAATZDJ-UHFFFAOYSA-N felodipine Chemical compound CCOC(=O)C1=C(C)NC(C)=C(C(=O)OC)C1C1=CC=CC(Cl)=C1Cl RZTAMFZIAATZDJ-UHFFFAOYSA-N 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000003814 drug Substances 0.000 abstract description 4
- 150000001875 compounds Chemical class 0.000 description 29
- 239000000243 solution Substances 0.000 description 8
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- -1 cyclic amino acid esters Chemical class 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
- 239000002904 solvent Substances 0.000 description 6
- 239000002585 base Substances 0.000 description 5
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- 239000011541 reaction mixture Substances 0.000 description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 239000013543 active substance Substances 0.000 description 3
- 150000008064 anhydrides Chemical class 0.000 description 3
- 239000000969 carrier Substances 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 235000019359 magnesium stearate Nutrition 0.000 description 3
- 235000019813 microcrystalline cellulose Nutrition 0.000 description 3
- 239000008108 microcrystalline cellulose Substances 0.000 description 3
- 229940016286 microcrystalline cellulose Drugs 0.000 description 3
- 125000006239 protecting group Chemical group 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- 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 2
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Chemical compound 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 2
- 229920000168 Microcrystalline cellulose Polymers 0.000 description 2
- 230000001476 alcoholic effect Effects 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 2
- 230000004531 blood pressure lowering effect Effects 0.000 description 2
- 150000001718 carbodiimides Chemical class 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000008103 glucose Substances 0.000 description 2
- 235000001727 glucose Nutrition 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 2
- CUKWUWBLQQDQAC-VEQWQPCFSA-N (3s)-3-amino-4-[[(2s)-1-[[(2s)-1-[[(2s)-1-[[(2s,3s)-1-[[(2s)-1-[(2s)-2-[[(1s)-1-carboxyethyl]carbamoyl]pyrrolidin-1-yl]-3-(1h-imidazol-5-yl)-1-oxopropan-2-yl]amino]-3-methyl-1-oxopentan-2-yl]amino]-3-(4-hydroxyphenyl)-1-oxopropan-2-yl]amino]-3-methyl-1-ox Chemical compound C([C@@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CC=1NC=NC=1)C(=O)N1[C@@H](CCC1)C(=O)N[C@@H](C)C(O)=O)NC(=O)[C@@H](NC(=O)[C@H](CCCN=C(N)N)NC(=O)[C@@H](N)CC(O)=O)C(C)C)C1=CC=C(O)C=C1 CUKWUWBLQQDQAC-VEQWQPCFSA-N 0.000 description 1
- 125000006526 (C1-C2) alkyl group Chemical group 0.000 description 1
- ASOKPJOREAFHNY-UHFFFAOYSA-N 1-Hydroxybenzotriazole Chemical compound C1=CC=C2N(O)N=NC2=C1 ASOKPJOREAFHNY-UHFFFAOYSA-N 0.000 description 1
- HBAQYPYDRFILMT-UHFFFAOYSA-N 8-[3-(1-cyclopropylpyrazol-4-yl)-1H-pyrazolo[4,3-d]pyrimidin-5-yl]-3-methyl-3,8-diazabicyclo[3.2.1]octan-2-one Chemical class C1(CC1)N1N=CC(=C1)C1=NNC2=C1N=C(N=C2)N1C2C(N(CC1CC2)C)=O HBAQYPYDRFILMT-UHFFFAOYSA-N 0.000 description 1
- 102400000344 Angiotensin-1 Human genes 0.000 description 1
- 101800000734 Angiotensin-1 Proteins 0.000 description 1
- 102400000345 Angiotensin-2 Human genes 0.000 description 1
- 101800000733 Angiotensin-2 Proteins 0.000 description 1
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- 229920002261 Corn starch Polymers 0.000 description 1
- 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 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 description 1
- 108010061435 Enalapril Proteins 0.000 description 1
- 244000165918 Eucalyptus papuana Species 0.000 description 1
- 229920000084 Gum arabic Polymers 0.000 description 1
- 206010019280 Heart failures Diseases 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229930195725 Mannitol Natural products 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 239000002262 Schiff base Substances 0.000 description 1
- 150000004753 Schiff bases Chemical class 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 235000019486 Sunflower oil Nutrition 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 239000000205 acacia gum Substances 0.000 description 1
- 235000010489 acacia gum Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 125000005278 alkyl sulfonyloxy group Chemical group 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- 238000005804 alkylation reaction Methods 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- ORWYRWWVDCYOMK-HBZPZAIKSA-N angiotensin I Chemical compound C([C@@H](C(=O)N[C@@H]([C@@H](C)CC)C(=O)N[C@@H](CC=1NC=NC=1)C(=O)N1[C@@H](CCC1)C(=O)N[C@@H](CC=1C=CC=CC=1)C(=O)N[C@@H](CC=1NC=NC=1)C(=O)N[C@@H](CC(C)C)C(O)=O)NC(=O)[C@@H](NC(=O)[C@H](CCCN=C(N)N)NC(=O)[C@@H](N)CC(O)=O)C(C)C)C1=CC=C(O)C=C1 ORWYRWWVDCYOMK-HBZPZAIKSA-N 0.000 description 1
- 229950006323 angiotensin ii Drugs 0.000 description 1
- 239000010775 animal oil Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000005279 aryl sulfonyloxy group Chemical group 0.000 description 1
- 150000001540 azides Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000003026 cod liver oil Substances 0.000 description 1
- 235000012716 cod liver oil Nutrition 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000008120 corn starch Substances 0.000 description 1
- 208000029078 coronary artery disease Diseases 0.000 description 1
- RDXABLXNTVBVML-UHFFFAOYSA-N diethoxyphosphanyl diethyl phosphite Chemical compound CCOP(OCC)OP(OCC)OCC RDXABLXNTVBVML-UHFFFAOYSA-N 0.000 description 1
- 125000004925 dihydropyridyl group Chemical group N1(CC=CC=C1)* 0.000 description 1
- MKRTXPORKIRPDG-UHFFFAOYSA-N diphenylphosphoryl azide Chemical compound C=1C=CC=CC=1P(=O)(N=[N+]=[N-])C1=CC=CC=C1 MKRTXPORKIRPDG-UHFFFAOYSA-N 0.000 description 1
- 239000008298 dragée Substances 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 229960000873 enalapril Drugs 0.000 description 1
- GBXSMTUPTTWBMN-XIRDDKMYSA-N enalapril Chemical compound C([C@@H](C(=O)OCC)N[C@@H](C)C(=O)N1[C@@H](CCC1)C(O)=O)CC1=CC=CC=C1 GBXSMTUPTTWBMN-XIRDDKMYSA-N 0.000 description 1
- 150000002081 enamines Chemical class 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000003701 inert diluent Substances 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 235000014380 magnesium carbonate Nutrition 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 239000000594 mannitol Substances 0.000 description 1
- 235000010355 mannitol Nutrition 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 238000005897 peptide coupling reaction Methods 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- WVDDGKGOMKODPV-ZQBYOMGUSA-N phenyl(114C)methanol Chemical compound O[14CH2]C1=CC=CC=C1 WVDDGKGOMKODPV-ZQBYOMGUSA-N 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 229910000160 potassium phosphate Inorganic materials 0.000 description 1
- 235000011009 potassium phosphates Nutrition 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
- PZXPBWYENOCDCV-UHFFFAOYSA-N propan-2-yl 4-(2,3-dichlorophenyl)-2,6-dimethyl-5-(1,2,4-oxadiazol-3-yl)-1,4-dihydropyridine-3-carboxylate Chemical compound CC(C)OC(=O)C1=C(C)NC(C)=C(C2=NOC=N2)C1C1=CC=CC(Cl)=C1Cl PZXPBWYENOCDCV-UHFFFAOYSA-N 0.000 description 1
- ULWHHBHJGPPBCO-UHFFFAOYSA-N propane-1,1-diol Chemical compound CCC(O)O ULWHHBHJGPPBCO-UHFFFAOYSA-N 0.000 description 1
- 229940014003 ramipril and felodipine Drugs 0.000 description 1
- 230000029865 regulation of blood pressure Effects 0.000 description 1
- 210000000329 smooth muscle myocyte Anatomy 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 238000007920 subcutaneous administration Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 235000000346 sugar Nutrition 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000002600 sunflower oil Substances 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000003826 tablet Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
- A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- A61K38/55—Protease inhibitors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K38/00—Medicinal preparations containing peptides
- A61K38/16—Peptides having more than 20 amino acids; Gastrins; Somatostatins; Melanotropins; Derivatives thereof
- A61K38/55—Protease inhibitors
- A61K38/556—Angiotensin converting enzyme inhibitors
-
- 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
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P3/00—Drugs for disorders of the metabolism
-
- A—HUMAN NECESSITIES
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Abstract
Kombinasjoner av angiotensln-converting enzym-hemmere med kalslumantagonister, fremgangsmåte til deres fremstilling og deres anvendelse som legemiddel.
Description
Foreliggende oppfinnelse vedrører en fremgangsmåte til fremstilling av en farmasøytisk tilberedning for behandling av høyt blodtrykk, inneholdende:
a) en angiotensin-converting-enzym-hemmer (ACE-hemmer) med formel I
der
n er 1 eller 2,
R er (Ci-C6 )-alkyl eller (C(,-C12 )-aryl,
Ri betyr (C^-C^)-alkyl, som eventuelt kan være substituert med amino,
R<2> og R<3> betyr like eller forskjellige rester hydrogen,
(cl"c6)-alkyl, (C2-C6-alkenyl eller (C6-c12 )-aryl-(C]_-C4 )-alkyl, spesielt derimot hydrogen, (C1-C4)-alkyl eller benzyl og
R<4> og r<5> danner sammen med atomene som bærer disse et ringsystem fra rekken tetrahydro-isokinolin, dekahydroisokinolin, oktahydro-indol og oktahydrocyklopenta[b]pyrrol; som alle eventuelt kan være substituert, eller fysiologisk tålbart salt derav
b) en kalsiumantagonist med formel II
der
R<6> betyr metyl, etyl eller isopropyl og
R<7> betyr metoksykarbonyl, etoksykarbonyl eller 1,2,4-oksadia-zol-3-yl, eller fysiologisk tålbart salt derav.
ACE-hemmere er forbindelser som hindrer omdannelsen av angiotensin I i det pressorisk virksomme angiotensin II. Slike forbindelser er eksempelvis omtalt i følgende patentsøknader eller patenter: US-PS 4 530 633, "DS-PS 4 344 949, US-PS 4 294 832,
US-PS 4 350 704, EP-A 50 800, EP.A 31 741, EP.A 51 020,
EP-A 49 658, EP-A 49 605, EP-A 29 488, EP-A 46 953, EP-A 52 870.
De er videre gjenstand for de tyske søknader
P 32 26 768,1, P 31 51 690.4, P 32 10 496.0, P 32 11 397,8,
P 32 11 397,8, P 32 11 676,4, P 32 27 055.0, P 32 42 151,6,
P 32 46 503.3, P 32 46 757.5.
Deres blodtrykksenkende virkning er godt dokumentert. Kalsiumantagonister er slike forbindelser som påvirker innstrømningen av kalsiumioner i celler, spesielt glatte muskelceller. Slike forbindelser samt deres blodtrykkssenk-ende virkning er omtalt i en rekke publikasjoner og patent-søknader .
Da begge stoffgrupper inngriper i forskjellige blodtrykk-reguleringssystemer, økes ved en kombinert anvendelse effekten av den ene kombinasjonsdeltager med den respektive andre deltager. Dette fører ved en kombinert anvendelse til en nedsettelse av dosen av den respektive kombinasjonsdeltager sammenlignet med enkeltanvendelse. Derved kan opptreden av de for de to stoffklasser kjente bivirkninger nedsettes eller unngås.
Kombinasjoner av enalapril med kalsiumantagonister fra strukturklassen av dihydropyridiner er omtalt i EP-A-180785.
Forbindelsene som har flere chirale atomer kommer det i betraktning alle mulige diassteromere som racemater eller enantiomerer, eller blandinger av forskjellige diasstereome-rer.
De aktuelle cykliske aminosyreestere har følgende struktur-formler .
Med aryl er det her som i det følgende fortrinnsvis å forstå eventuelt substituert fenyl, bifenyl eller naftyl.
Foreliggende oppfinnelse er følgelig kjennetegnet ved at man bringer a) 1-15 vektdeler ACE-hemmer eller fysiologisk tålbart salt derav, og b) 15-1 vektdeler kalsiumantagonist eller det fysiologisk tålbare saltet derav sammen med en fysiologisk anvendbar bærer, blander dette med en vandig gelatinoppløsning, tørker denne blandingen og maler den til et granulat, og eventuelt ytterligere hjelpe- eller tilsetningsstoffer tilsettes granulatet før granulatet bringes i en egnet administreringsform.
ACE-hemmerne med formel I lar seg fremstille idet man omsetter deres fragmenter med hverandre, i et egnet oppløs-ningsmiddel eventuelt i nærvær av en base og/eller et koblingshjelpemiddel, eventuelt reduserer intermediært dannede umettede forbindelser som Schiffske baser, avspalter til beskyttelse av reaktive grupper, temporært innførte beskyttelsesgrupper, forestrer forbindelser med formel V eventuelt med fri eller frie karboksylgrupper, og overfører de danne forbindelser eventuelt til deres fysiologisk tålbare salter.
På nevnte måte kan man eksempelvis omsette forbindelser med formel V med forbindelser med formel VI.
Omsetningen av disse forbindelser kan eksempelvis foregå analogt til kjente peptidkoblingsfremgangsmåter i et organisk oppløsningsmiddel som DMF, CH2CI2, DMA i nærvær av koblings-hjelpemidler som karbodiimider (f.eks. dicykloheksylkarbodi-imid), difenylfosfoarylazid, alkanfosforsyreanhydrider, dialkylfosfinsyreanhydrider eller N,N-succinimidylkarbonater i et oppløsningsmiddel som CH3CN. Aminogrupper i forbindelser med formel V kan aktiveres med tetraetyldifosfit. Forbindelsene med formel VI kan overføres til aktivestere (f.eks. med 1-hydroksybenzotriazol), blandede anhydrider (f.eks. med klormaursyreestere), azider eller karbodiimid-derivater og dermed aktiveres (sammenlign Schroder, Lilbke, The Peptides, bind 1, New York 1965), side 76-136). Reaksjonen gjennomføres fortrinnsvis mellom -20°C og reaksjonsblandingens kokepunkt.
Likeledes lar det seg også omsette forbindelser med formel VII med forbindelser med formel VIII under dannelse av forbindelser med formel I,
hvori enten betyr amino og Y<2> en avspaltbar gruppe, eller Y^ betyr en avspaltbar gruppe og Y<2> betyr amino. Egnede avspaltbare grupper er f.eks. Cl, Br, I, alkylsulfonyloksy eller arylsulfonyloksy.
Alkyleringer av denne type gjennomfører man hensiktsmessig i vann eller et organisk oppløsningsmiddel som en lavere alifatisk alkohol (som etanol), benzylalkohol, acetonitril, nitrometan eller glykoletere, ved en temperatur mellom -20°C og reaksjonsblandingens kokepunkt, i nærvær av en base som et alkalimetallhydroksyd eller et organisk amin.
Videre lar det seg kondensere forbindelser med formel IX med forbindelser med formel X,
hvori enten Q<1> betyr amino + hydrogen og Q<2> betyr okso eller q! betyr okso og 0<2> betyr amino + hydorgen.
Kondensasjonen gjennomføres hensiktsmessig i vann eller et organisk oppløsningsmiddel, som en lavere alifatisk alkohol ved en temperatur mellom -20°C og reaksjonsblandingens kokepunkt i nærvær av et reduksjonsmiddel, som NaBB^CN, idet det direkte fåes forbindelser med formel I. Man kan imidler-tid også redusere de som mellomprodukter dannede schiffske baser eller enaminer eventuelt etter foregående isolering under dannelse av forbindelser med formel II, eksempelvis ved hydrogenering i nærvær av en overgangsmetallkatalysator.
Endelig fører også omsetningen av forbindelser med formel IX (Q-1- = E + NHg) med forbindelser med formel XI, eller deres omsetning med forbindelser med formelen XII, og XIII hensiktsmessig i nærvær av en base som natriumalkoholat i et organisk oppløsningsmiddel som en laverealkohol, ved en temperatur mellom 10°C og reaksjonsblandingens kokepunkt, til forbindelser med formel II (n = 2),
idet intermediært dannede schiffske baser reduseres som omtalt ovenfor, og en karbonylgruppe overføres reduktivt (eksempelvis med et komplekst hydrid) til metylen.
I ovennevnte formler V - XIII har R - R<5> og n betydningen som angitt for formel I. Temporært til beskyttelse av ikke i reaksjonen deltagende reaktive grupper, innførte beskyttelsesgrupper avspaltes etter avsluttet reaksjon på i og for seg kjent måte (sammenlign Schrøder, Liibke, sitat ovenfor, side 1-75 og 246-270; Greene, "Protective Groups in Organis Synthesis", New York 1981).
Som kalsiumantagonister kommer det i betraktning forbindelsene med formel II hvori R<*> betyr metyl, etyl eller isopropyl og R<7> betyr metoksykarbonyl, etoksykarbonyl, eller 1,2,4-oksadiazoll-3-yl, samt deres fysiologisk tålbare salter. ;Det er spesielt foretrukket at tilberedningen inneholder 4-(2,3-diklorfenyl)-2,6-dimety1-3-metoksykarbonyl-5-etoksykarbonyl-1,4-dihydropyridin (Felodipin, formel II), og 4-(2 , 3-diklorf enyl )-2 ,6-d ime tyl -3- (1,2 ,4-oksadiazol-3-yl )-5-isopropoksykarbonyl-1,4-dihydropyridin (formel II) samt deres fysiologisk tålbare salter med syrer. ;Helt spesiell interesse har følgende kombinasjoner: ;Ramipril + Felodipin eller ;Ramipril+ 4-(2,3-diklorfenyl)-2,6-dimetyl-3-(1,2,4-oksadia-zol-5-yl)-5-isopropoksykarbonyl-l,4-dihydropyridin eller Trandolapril + Felodipin eller ;Trandolapril + 4-(2,3-diklorfenyl)-2,6-dimetyl-3-(1,2,4-oksadiazol-3-yl-5-i sopropoksykarbonyl-1,4-dihydropyridin eller ;Quinapril + Felodipin eller ;Quinapril + 4-(2,3-diklor)-2,6-dimetyl-3-(1,2,4-oksodiazol-5-yl )-5-isopropoksykarbonyl-l,4-dihydropyridin eller de fysiologisk tålbare saltene til nevnte enkeltkomponenter, samt dannete salter, og eventuelt ytterligere hjelpestoffer som bringes i en egnet administreringsform, samt respektivt deres fysiologisk tålbare salter av de nevnte enkeltkomponenter, såvidt disse danner salter. ;Tilberedningen fremstilt ifølge oppfinnelsen kan anvendes i legemidler, spesielt til behandling av høyt blodtrykk, hjerteinsuffisiens og koronoar hjertesykdom. ;Tilberedningen og kombinasjonen fremstilt ifølge oppfinnelsen kan administreres oralt eller parenteralt i tilsvarende farma-søytisk tilberedning.For en oral anvendelsesform blandes de aktive forbindelser med de dertil vanlige tilsetningsstoffer som baerestoffer, stabilisatorer eller inerte fortynningsmid-ler og bringes ved vanlige metoder til egnede administrer-ingsformer som tabletter, drageer, stikk-kapsler, vandige alkoholiske eller oljeaktige suspensjoner, eller vandige alkoholiske eller oljeaktige oppløsninger. Som inerte bærere kan det f.eks. anvendes gummi arabicum, magnesiumkarbonat, kaliumfosfat, melkesukker, glukose eller stivelse, spesielt maisstivelse. Derved kan tilberedningen foregå såvel som tørr- eller fuktig-granulat. Som oljeaktig bærestoff eller oppløsningsmidler kommer det eksempelvis i betraktning plante- og dyriske oljer som solsikkeolje eller levertran. ;Til subkutan eller intravenøs applikasjon bringes de aktive forbindelsene eller deres fysiologisk tålbare salter hvis ønsket med de dertil vanlige stoffer som oppløsningsformid-lere, emulgatorer eller ytterligere hjelpestoffer i oppløs-ning, suspensjon eller emulsjon. Som oppløsningsmiddel for de aktive kombinasjoner og de tilsvarende fysiologisk tålbare salter kommer det f.eks. på tale: vann, fysiologiske koke-saltoppløsninger eller alkoholer, f.eks. etanol, propandiol eller glycerol, dertil også sukkeroppløsninger som glukose-eller mannitoppløsninger, eller også en blanding av de forskjellige nevnte oppløsningsmidler. ;Som salter av forbindelsene med formel I-IV kommer det alt etter disse forbindelser sure eller basiske natur, på tale alkali- eller jordalkalisalter eller salter med fysiologisk tålbare aminer eller salter, uorganiske eller organiske syrer som f.eks. HC1, HBr, H2SO4, maleinsyre, fumarsyre, vinsyre, sitronsyre. ;Oppfinnelsen skal forklares nærmere ved hjelp av noen eksempler. ;Eksempel 1 ;Fremstilling av et oralt kombinasjonspreparat av Ramipril og Felodipin. ;1000 tabletter som inneholder 2 mg Ramipril og 6 mg Felodipin, fremstilles som følger: ;;De to virksomme stoffer blandes med den vandig gelatinoppløs-ningen. Blandingen tørkes og males til et granulat. Mikro-krystallinsk cellulose og magnesiumstearat blandes med granulatet. Det således fremstilte granulat presses til 1000 tabletter idet hver tablett inneholder 2 mg Ramipril og 6 mg Felodipin. ;Eksempel 2 ;Fremstilling av et oralt kombinasjonspreparat av Trandolapril og Felodipin. ;1000 tabletter som inneholder 3mg Trandolapril og 5 mg Felodipin fremstilles som følger: ;;De to virksomme stoffer blandes med en vandig gelatinoppløs-ning. Blandingen tørkes og males til et granulat. Mikrokrys-tallinsk cellulose og magnesiumstearat blandes med granulatet. Det således fremstilte granulat presses til 1000 tabletter idet hver tablett inneholder 3 mg Trandolapril og 5 mg Felodipin. ;Eksempel 3. ;Fremstilling av et oralt kombinasjonspreparat av Quiapril og Felodipin. ;1000 tabletter som inneholder 2,5 mg Quinapril og 6 mg Felodipin fremstilles som følger: ;;De to virksomme stoffer blandes med en vandig gelatinoppløs-ning. Blandingen tørkes og males til et granulat. Mikrokrys-tallinsk cellulose og magnesiumstearat blandes med granulatet. Det således fremstilte granulat presses til 1000 tabletter idet hver tablett inneholder 2,5 mg Quinapril og 5 mg Felodipin. *
Claims (3)
1. Fremgangsmåte til fremstilling av en farmasøytisk tilberedning for behandling av høyt blodtrykk, inneholdende: a) en angiotensin-converting-enzym-hemmer (ACE-hemmer) med formel I
der
n er 1 eller 2,
R er (Ci-Cfc)-alkyl eller (C6-C12)-aryl, r! betyr (C-^-C^ )-alkyl, som eventuelt kan være sub
stituert med amino,
R<2> og R<3> betyr like eller forskjellige rester
hydrogen,
(cl-c6 )-alkyl, (C2-C6-alkenyl eller (C6-C^2)-aryl-(C^-C4)-alkyl, spesielt derimot hydrogen, (C1-C4)-alkyl eller benzyl og
R<4> og r<5> danner sammen med atomene som bærer disse
et ringsystem fra rekken tetrahydro-isokinolin, dekahydroisokinolin, oktahydro-indol og oktahydrocyklopenta[b]pyrrol; som alle eventuelt kan være substituert, eller fysiologisk tålbart salt derav b) en kalsiumantagonist med formel II
der
R<6> betyr metyl, etyl eller isopropyl og
R<7> betyr metoksykarbonyl, etoksykarbonyl eller 1,2,4-oksadia-
zol-3-yl, eller fysiologisk tålbart salt derav, karakterisert ved at man bringer a) 1-15 vektdeler ACE-hemmer eller fysiologisk tålbart salt derav, og b) 15-1 vektdeler kalsiumantagonist eller det fysiologisk tålbare saltet derav sammen med en fysiologisk anvendbar bærer, blander dette med en vandig gelatinoppløsning, tørker denne blandingen og maler den til et granulat, og eventuelt ytterligere hjelpe- eller tilsetningsstoffer tilsettes granulatet før granulatet bringes i en egnet administreringsform.
2.
Fremgangsmåte ifølge krav 1, karakterisert ved at tilberedningen inneholder 4-(2,3-diklorfenyl)-2,6-dimetyl-3-metoksykarbonyl-5-etoksykarbonyl-l,4-dihydropyridin eller fysiologisk tålbart salt derav, og eventuelt ytterligere hjelpestoffer som bringes i en egnet admini-streringsf orm .
3.
Fremgangsmåte ifølge krav 1, karakterisert ved at tilberedningen inneholder
Ramipril + Felodipin eller
Ramipril + 4-(2,3-diklorfenyl)-2,6-dimetyl-3-(1,2,4-oksa-diazol-5-yl )-5-isopropoksykarbonyl-l,4-dihydropyridin eller Trandolapril + Felodipin eller
Trandolapril + 4-(2,3-diklorfenyl)-2,6-dimetyl-3-(1,2,4-oksadiazol-5-yl)-5-isopropoksykarbonyl-l,4-dihydropyridin eller
Quinapril + Felodipin eller
Quinapril + 4-(2,3-diklor )-2,6-dimetyl-3-(l,2,4-oksodiazol-5-yl)-5-isopropoksykarbonyl-l,4-dihydropyridin eller de fysiologisk tålbare saltene til nevnte enkeltkomponenter, samt dannete salter, og eventuelt ytterligere hjelpestoffer som bringes i en egnet administreringsform.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19863633496 DE3633496A1 (de) | 1986-10-02 | 1986-10-02 | Kombination von angiotensin-converting-enzyme-hemmern mit calciumantagonisten sowie deren verwendung in arzneimitteln |
AT0260087A AT402894B (de) | 1986-10-02 | 1987-10-08 | Kombination von angiotensin-converting-enzyme- hemmern mit calciumantagonisten sowie ein erzeugnis, das diese enthält, zur anwendung bei der behandlung des bluthochdrucks |
Publications (4)
Publication Number | Publication Date |
---|---|
NO874141D0 NO874141D0 (no) | 1987-10-01 |
NO874141L NO874141L (no) | 1988-04-05 |
NO175621B true NO175621B (no) | 1994-08-01 |
NO175621C NO175621C (no) | 1994-11-09 |
Family
ID=36747182
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO874141A NO175621C (no) | 1986-10-02 | 1987-10-01 | Fremgangsmåte for fremstilling av en farmasöytisk tilberedning bestående av en kombinasjon av angiotensin-convertering enzym-hemmere med kalsiumantagonister |
NO1998022C NO1998022I1 (no) | 1986-10-02 | 1998-09-23 | Ramipril - felodipine |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO1998022C NO1998022I1 (no) | 1986-10-02 | 1998-09-23 | Ramipril - felodipine |
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EP (1) | EP0265685B1 (no) |
JP (2) | JP2752043B2 (no) |
KR (1) | KR970005838B1 (no) |
AR (1) | AR243083A1 (no) |
AT (2) | ATE78697T1 (no) |
AU (1) | AU611863B2 (no) |
CA (1) | CA1317545C (no) |
DD (1) | DD272035A5 (no) |
DE (3) | DE3633496A1 (no) |
DK (1) | DK167904B1 (no) |
EG (1) | EG18081A (no) |
ES (1) | ES2043626T3 (no) |
FI (1) | FI874281A (no) |
GR (1) | GR3006042T3 (no) |
HU (1) | HU199302B (no) |
IE (1) | IE59975B1 (no) |
IL (1) | IL84054A (no) |
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MA (1) | MA21072A1 (no) |
MX (1) | MX8639A (no) |
NL (1) | NL980030I2 (no) |
NO (2) | NO175621C (no) |
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DE3413710A1 (de) * | 1984-04-12 | 1985-10-24 | Hoechst Ag, 6230 Frankfurt | Verfahren zur behandlung der herzinsuffizienz |
DE3633496A1 (de) * | 1986-10-02 | 1988-04-14 | Hoechst Ag | Kombination von angiotensin-converting-enzyme-hemmern mit calciumantagonisten sowie deren verwendung in arzneimitteln |
NL8702502A (nl) * | 1986-11-03 | 1988-06-01 | Sandoz Ag | Farmaceutisch preparaat voor toepassing tegen hypertensie en congestieve cardiale insufficientie. |
FR2607004B1 (fr) * | 1986-11-20 | 1990-06-01 | Synthelabo | Compositions pharmaceutiques contenant du diltiazem et un inhibiteur de l'enzyme de conversion de l'angiotensine |
USH734H (en) * | 1988-03-07 | 1990-02-06 | E. R. Squibb & Sons, Inc. | Method for inhibiting onset of or treating migraine headaches employing an ACE inhibitor |
JPH01275529A (ja) * | 1988-03-21 | 1989-11-06 | E R Squibb & Sons Inc | 晩発性運動障害の抑制治療剤 |
DE3818245A1 (de) * | 1988-05-28 | 1989-12-07 | Hoechst Ag | Kombination von angiotensin-converting-enzyme-hemmern mit kaliumkanal-modulatoren sowie deren verwendung in arzneimitteln |
EP0391462A1 (en) * | 1989-04-05 | 1990-10-10 | Janssen Pharmaceutica N.V. | Synergistic compositions containing ketanserin |
TW197945B (no) * | 1990-11-27 | 1993-01-11 | Hoechst Ag | |
DE4109134A1 (de) * | 1991-03-20 | 1992-09-24 | Knoll Ag | Erzeugnisse, enthaltend verapamil und trandolapril |
US6162802A (en) * | 1992-03-10 | 2000-12-19 | Papa; Joseph | Synergistic combination therapy using benazepril and amlodipine for the treatment of cardiovascular disorders and compositions therefor |
DE4314962A1 (de) * | 1993-05-06 | 1994-11-10 | Bayer Ag | Substituierte Piperazine |
JP3057471B2 (ja) | 1993-06-07 | 2000-06-26 | 武田薬品工業株式会社 | アンジオテンシンii介在性諸疾患の予防または治療剤 |
TW483763B (en) * | 1994-09-02 | 2002-04-21 | Astra Ab | Pharmaceutical composition comprising of ramipril and dihydropyridine compound |
US5658832A (en) * | 1994-10-17 | 1997-08-19 | Regents Of The University Of California | Method of forming a spacer for field emission flat panel displays |
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-
1986
- 1986-10-02 DE DE19863633496 patent/DE3633496A1/de not_active Withdrawn
-
1987
- 1987-09-29 DE DE8787114164T patent/DE3780753D1/de not_active Expired - Lifetime
- 1987-09-29 ES ES87114164T patent/ES2043626T3/es not_active Expired - Lifetime
- 1987-09-29 EP EP87114164A patent/EP0265685B1/de not_active Expired - Lifetime
- 1987-09-29 AT AT87114164T patent/ATE78697T1/de not_active IP Right Cessation
- 1987-09-29 DE DE1999175008 patent/DE19975008I2/de active Active
- 1987-09-30 EG EG558/87A patent/EG18081A/xx active
- 1987-09-30 DD DD87307427A patent/DD272035A5/de not_active IP Right Cessation
- 1987-09-30 NZ NZ221989A patent/NZ221989A/en unknown
- 1987-09-30 FI FI874281A patent/FI874281A/fi not_active Application Discontinuation
- 1987-10-01 HU HU874431A patent/HU199302B/hu unknown
- 1987-10-01 DK DK516487A patent/DK167904B1/da not_active IP Right Cessation
- 1987-10-01 JP JP62249099A patent/JP2752043B2/ja not_active Expired - Lifetime
- 1987-10-01 NO NO874141A patent/NO175621C/no not_active IP Right Cessation
- 1987-10-01 CA CA000548356A patent/CA1317545C/en not_active Expired - Lifetime
- 1987-10-01 AU AU79280/87A patent/AU611863B2/en not_active Expired
- 1987-10-01 ZA ZA877385A patent/ZA877385B/xx unknown
- 1987-10-01 IE IE263687A patent/IE59975B1/en not_active IP Right Cessation
- 1987-10-01 MX MX863987A patent/MX8639A/es unknown
- 1987-10-01 IL IL84054A patent/IL84054A/xx active Protection Beyond IP Right Term
- 1987-10-01 MA MA21313A patent/MA21072A1/fr unknown
- 1987-10-01 PT PT85843A patent/PT85843B/pt unknown
- 1987-10-01 AR AR87308898A patent/AR243083A1/es active
- 1987-10-02 KR KR1019870011035A patent/KR970005838B1/ko not_active IP Right Cessation
- 1987-10-08 AT AT0260087A patent/AT402894B/de not_active IP Right Cessation
-
1989
- 1989-05-30 US US07/358,427 patent/US5098910A/en not_active Expired - Lifetime
-
1992
- 1992-10-22 GR GR920402129T patent/GR3006042T3/el unknown
-
1994
- 1994-04-11 US US08/225,762 patent/US5500434A/en not_active Expired - Lifetime
-
1995
- 1995-06-07 US US08/483,961 patent/US5721244A/en not_active Expired - Lifetime
-
1997
- 1997-11-14 JP JP9313850A patent/JP3003995B2/ja not_active Expired - Lifetime
-
1998
- 1998-09-23 NO NO1998022C patent/NO1998022I1/no unknown
- 1998-10-26 NL NL980030C patent/NL980030I2/nl unknown
-
1999
- 1999-02-03 LU LU90345C patent/LU90345I2/xx unknown
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