HU184196B - Process for producing preparation containing 7-/d-2-amino-2-phenylacetamino/-3-methyl-3-cephem-4-carboxylic acid monohydrate - Google Patents
Process for producing preparation containing 7-/d-2-amino-2-phenylacetamino/-3-methyl-3-cephem-4-carboxylic acid monohydrate Download PDFInfo
- Publication number
- HU184196B HU184196B HU77SI1575A HUSI001575A HU184196B HU 184196 B HU184196 B HU 184196B HU 77SI1575 A HU77SI1575 A HU 77SI1575A HU SI001575 A HUSI001575 A HU SI001575A HU 184196 B HU184196 B HU 184196B
- Authority
- HU
- Hungary
- Prior art keywords
- cefalexin
- coated
- methyl
- hours
- component
- Prior art date
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims description 13
- 230000008569 process Effects 0.000 title claims description 6
- 239000002253 acid Substances 0.000 title description 2
- 150000004682 monohydrates Chemical class 0.000 title 1
- 210000002784 stomach Anatomy 0.000 claims abstract description 5
- 239000000203 mixture Substances 0.000 claims description 71
- 239000004480 active ingredient Substances 0.000 claims description 14
- 229920001577 copolymer Polymers 0.000 claims description 9
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 8
- 239000000546 pharmaceutical excipient Substances 0.000 claims description 8
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 7
- AVGYWQBCYZHHPN-DLFVXPSJSA-N O.N[C@@H](C(=O)NC1[C@@H]2N(C(=C(CS2)C)C(=O)O)C1=O)C1=CC=CC=C1 Chemical compound O.N[C@@H](C(=O)NC1[C@@H]2N(C(=C(CS2)C)C(=O)O)C1=O)C1=CC=CC=C1 AVGYWQBCYZHHPN-DLFVXPSJSA-N 0.000 claims description 5
- 239000008194 pharmaceutical composition Substances 0.000 claims description 5
- 230000003111 delayed effect Effects 0.000 claims description 4
- 239000000178 monomer Substances 0.000 claims description 4
- 239000012050 conventional carrier Substances 0.000 claims description 3
- -1 D-2-amino-2-phenylacetamido Chemical group 0.000 claims description 2
- 239000000654 additive Substances 0.000 claims description 2
- 229920003145 methacrylic acid copolymer Polymers 0.000 claims description 2
- OGSLNAYCBRNFDG-NQPNHJOESA-N (6R)-3,4-dimethyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid Chemical compound CC1S[C@H]2N(C(=C1C)C(=O)O)C(C2)=O OGSLNAYCBRNFDG-NQPNHJOESA-N 0.000 claims 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims 1
- 239000008203 oral pharmaceutical composition Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- ZAIPMKNFIOOWCQ-UEKVPHQBSA-N cephalexin Chemical compound C1([C@@H](N)C(=O)N[C@H]2[C@@H]3N(C2=O)C(=C(CS3)C)C(O)=O)=CC=CC=C1 ZAIPMKNFIOOWCQ-UEKVPHQBSA-N 0.000 abstract description 87
- 229940106164 cephalexin Drugs 0.000 abstract description 86
- 238000000576 coating method Methods 0.000 abstract description 20
- 239000011248 coating agent Substances 0.000 abstract description 18
- 239000003826 tablet Substances 0.000 abstract description 9
- 239000011247 coating layer Substances 0.000 abstract description 7
- 238000004090 dissolution Methods 0.000 abstract description 7
- 230000001419 dependent effect Effects 0.000 abstract description 6
- 239000010410 layer Substances 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 6
- 239000002775 capsule Substances 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 238000011282 treatment Methods 0.000 abstract description 5
- 210000000936 intestine Anatomy 0.000 abstract description 4
- 239000002552 dosage form Substances 0.000 abstract description 3
- 208000035143 Bacterial infection Diseases 0.000 abstract description 2
- 208000022362 bacterial infectious disease Diseases 0.000 abstract description 2
- 239000000825 pharmaceutical preparation Substances 0.000 abstract 1
- 238000009472 formulation Methods 0.000 description 37
- 230000036765 blood level Effects 0.000 description 35
- 239000008187 granular material Substances 0.000 description 25
- 238000002474 experimental method Methods 0.000 description 17
- 239000003814 drug Substances 0.000 description 16
- 238000010521 absorption reaction Methods 0.000 description 13
- 229940079593 drug Drugs 0.000 description 13
- 230000000694 effects Effects 0.000 description 12
- 210000002700 urine Anatomy 0.000 description 10
- 239000007931 coated granule Substances 0.000 description 9
- 239000003094 microcapsule Substances 0.000 description 8
- 238000013268 sustained release Methods 0.000 description 8
- 239000012730 sustained-release form Substances 0.000 description 8
- 230000001580 bacterial effect Effects 0.000 description 7
- 230000002401 inhibitory effect Effects 0.000 description 7
- 241000894006 Bacteria Species 0.000 description 5
- 241000191967 Staphylococcus aureus Species 0.000 description 5
- 230000000844 anti-bacterial effect Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 208000035473 Communicable disease Diseases 0.000 description 4
- 239000001856 Ethyl cellulose Substances 0.000 description 4
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 4
- 241001465754 Metazoa Species 0.000 description 4
- 229920001249 ethyl cellulose Polymers 0.000 description 4
- 235000019325 ethyl cellulose Nutrition 0.000 description 4
- 239000004615 ingredient Substances 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 230000036962 time dependent Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 3
- 229930186147 Cephalosporin Natural products 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 229960001138 acetylsalicylic acid Drugs 0.000 description 3
- 230000002411 adverse Effects 0.000 description 3
- 230000000845 anti-microbial effect Effects 0.000 description 3
- 230000003115 biocidal effect Effects 0.000 description 3
- 229940124587 cephalosporin Drugs 0.000 description 3
- 150000001780 cephalosporins Chemical class 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000029142 excretion Effects 0.000 description 3
- 210000004051 gastric juice Anatomy 0.000 description 3
- 229920003132 hydroxypropyl methylcellulose phthalate Polymers 0.000 description 3
- 229940031704 hydroxypropyl methylcellulose phthalate Drugs 0.000 description 3
- 208000015181 infectious disease Diseases 0.000 description 3
- 230000005764 inhibitory process Effects 0.000 description 3
- 235000012054 meals Nutrition 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 2
- 229920001817 Agar Polymers 0.000 description 2
- 229920000623 Cellulose acetate phthalate Polymers 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 229920003136 Eudragit® L polymer Polymers 0.000 description 2
- 229920003137 Eudragit® S polymer Polymers 0.000 description 2
- 229920003134 Eudragit® polymer Polymers 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
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Natural products C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 239000008272 agar Substances 0.000 description 2
- 239000003242 anti bacterial agent Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 229940081734 cellulose acetate phthalate Drugs 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 210000003608 fece Anatomy 0.000 description 2
- 210000004211 gastric acid Anatomy 0.000 description 2
- 210000001035 gastrointestinal tract Anatomy 0.000 description 2
- CGIGDMFJXJATDK-UHFFFAOYSA-N indomethacin Chemical compound CC1=C(CC(O)=O)C2=CC(OC)=CC=C2N1C(=O)C1=CC=C(Cl)C=C1 CGIGDMFJXJATDK-UHFFFAOYSA-N 0.000 description 2
- 230000031891 intestinal absorption Effects 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
- 239000001095 magnesium carbonate Substances 0.000 description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 2
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 230000003389 potentiating effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000002459 sustained effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000036325 urinary excretion Effects 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- UZKWTJUDCOPSNM-UHFFFAOYSA-N 1-ethenoxybutane Chemical compound CCCCOC=C UZKWTJUDCOPSNM-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 241000282472 Canis lupus familiaris Species 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 241000588914 Enterobacter Species 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 241000588722 Escherichia Species 0.000 description 1
- 241000588724 Escherichia coli Species 0.000 description 1
- 239000001828 Gelatine Substances 0.000 description 1
- 125000002066 L-histidyl group Chemical group [H]N1C([H])=NC(C([H])([H])[C@](C(=O)[*])([H])N([H])[H])=C1[H] 0.000 description 1
- 241000283973 Oryctolagus cuniculus Species 0.000 description 1
- 229930182555 Penicillin Natural products 0.000 description 1
- JGSARLDLIJGVTE-MBNYWOFBSA-N Penicillin G Chemical compound N([C@H]1[C@H]2SC([C@@H](N2C1=O)C(O)=O)(C)C)C(=O)CC1=CC=CC=C1 JGSARLDLIJGVTE-MBNYWOFBSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 241000589516 Pseudomonas Species 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 241000193998 Streptococcus pneumoniae Species 0.000 description 1
- 241000187747 Streptomyces Species 0.000 description 1
- 239000001785 acacia senegal l. willd gum Substances 0.000 description 1
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- AVKUERGKIZMTKX-NJBDSQKTSA-N ampicillin Chemical compound C1([C@@H](N)C(=O)N[C@H]2[C@H]3SC([C@@H](N3C2=O)C(O)=O)(C)C)=CC=CC=C1 AVKUERGKIZMTKX-NJBDSQKTSA-N 0.000 description 1
- 229960003311 ampicillin trihydrate Drugs 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 229960003026 cloxacillin sodium Drugs 0.000 description 1
- SCLZRKVZRBKZCR-SLINCCQESA-M cloxacillin sodium Chemical compound [Na+].N([C@@H]1C(N2[C@H](C(C)(C)S[C@@H]21)C([O-])=O)=O)C(=O)C1=C(C)ON=C1C1=CC=CC=C1Cl SCLZRKVZRBKZCR-SLINCCQESA-M 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000003405 delayed action preparation Substances 0.000 description 1
- 125000004985 dialkyl amino alkyl group Chemical group 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 230000001079 digestive effect Effects 0.000 description 1
- OWMBTIRJFMGPAC-UHFFFAOYSA-N dimethylamino 2-methylprop-2-enoate Chemical compound CN(C)OC(=O)C(C)=C OWMBTIRJFMGPAC-UHFFFAOYSA-N 0.000 description 1
- 238000007907 direct compression Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003937 drug carrier Substances 0.000 description 1
- 210000001198 duodenum Anatomy 0.000 description 1
- 201000006549 dyspepsia Diseases 0.000 description 1
- 238000009505 enteric coating Methods 0.000 description 1
- 239000002702 enteric coating Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000013265 extended release Methods 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 229960000905 indomethacin Drugs 0.000 description 1
- 210000001630 jejunum Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 125000005397 methacrylic acid ester group Chemical group 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 229940049954 penicillin Drugs 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- DBABZHXKTCFAPX-UHFFFAOYSA-N probenecid Chemical compound CCCN(CCC)S(=O)(=O)C1=CC=C(C(O)=O)C=C1 DBABZHXKTCFAPX-UHFFFAOYSA-N 0.000 description 1
- 229960003081 probenecid Drugs 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 210000000813 small intestine Anatomy 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 229940031000 streptococcus pneumoniae Drugs 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009495 sugar coating Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- IHZBEYOBDAOPDZ-UHFFFAOYSA-M trimethyl-(4-methyl-3-oxopent-4-enyl)azanium;chloride Chemical compound [Cl-].CC(=C)C(=O)CC[N+](C)(C)C IHZBEYOBDAOPDZ-UHFFFAOYSA-M 0.000 description 1
- 210000002438 upper gastrointestinal tract Anatomy 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/5084—Mixtures of one or more drugs in different galenical forms, at least one of which being granules, microcapsules or (coated) microparticles according to A61K9/16 or A61K9/50, e.g. for obtaining a specific release pattern or for combining different drugs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- 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
- A61K31/54—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame
- A61K31/542—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame ortho- or peri-condensed with heterocyclic ring systems
- A61K31/545—Compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins, cefaclor, or cephalexine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Veterinary Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Oncology (AREA)
- Communicable Diseases (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicinal Preparation (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5492576A JPS52139713A (en) | 1976-05-13 | 1976-05-13 | Sustained release cefalexin preparations |
Publications (1)
Publication Number | Publication Date |
---|---|
HU184196B true HU184196B (en) | 1984-07-30 |
Family
ID=12984185
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HU77SI1575A HU184196B (en) | 1976-05-13 | 1977-05-12 | Process for producing preparation containing 7-/d-2-amino-2-phenylacetamino/-3-methyl-3-cephem-4-carboxylic acid monohydrate |
Country Status (27)
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5545601A (en) * | 1978-09-26 | 1980-03-31 | Toyo Jozo Co Ltd | Long-acting cephalexin and its preparation |
FR2453639A1 (fr) * | 1979-04-09 | 1980-11-07 | Sanofi Sa | Composition medicamenteuse a liberation programmee immediate-retard a base de naftidrofuryl |
JPS5659707A (en) * | 1979-10-19 | 1981-05-23 | Toyo Jozo Co Ltd | Lasting antibiotic pharmaceutical and its preparation |
JPS5826816A (ja) * | 1981-08-11 | 1983-02-17 | Teisan Seiyaku Kk | 球形顆粒からなる持続性複合顆粒剤 |
JPS5846019A (ja) * | 1981-09-14 | 1983-03-17 | Kanebo Ltd | 持続性ニフエジピン製剤 |
JPS5883613A (ja) * | 1981-11-10 | 1983-05-19 | Toa Eiyou Kagaku Kogyo Kk | 硝酸イソソルビト−ル製剤 |
JPS5883106U (ja) * | 1981-11-30 | 1983-06-06 | 松下電工株式会社 | 電磁石装置に於けるオイルダツシユポツト |
US4525339A (en) * | 1982-10-15 | 1985-06-25 | Hoffmann-La Roche Inc. | Enteric coated oral dosage form |
JPS601128A (ja) * | 1983-06-15 | 1985-01-07 | Shionogi & Co Ltd | 作用持続型セフアクロル製剤 |
JPS6144811A (ja) * | 1984-08-10 | 1986-03-04 | Ss Pharmaceut Co Ltd | 徐放性ジクロフエナクナトリウム製剤 |
FR2577800B1 (fr) * | 1985-02-22 | 1990-09-07 | Grimberg Georges | Medicament sous forme galenique gastro-resistante |
JPS62226926A (ja) * | 1986-03-27 | 1987-10-05 | Teisan Seiyaku Kk | 持続性複合顆粒剤 |
WO2006110807A1 (en) * | 2005-04-12 | 2006-10-19 | Elan Pharma International Limited | Controlled release compositions comprising a cephalosporin for the treatment of a bacterial infection |
CN114617855A (zh) * | 2020-12-14 | 2022-06-14 | 江苏贝佳制药有限公司 | 头孢氨苄胶囊的制备方法 |
-
1976
- 1976-05-13 JP JP5492576A patent/JPS52139713A/ja active Granted
-
1977
- 1977-04-20 CA CA276,514A patent/CA1085296A/en not_active Expired
- 1977-04-26 NZ NZ183927A patent/NZ183927A/xx unknown
- 1977-05-03 NL NL7704879A patent/NL7704879A/xx active Search and Examination
- 1977-05-05 PT PT66514A patent/PT66514B/pt unknown
- 1977-05-09 IE IE940/77A patent/IE45415B1/en unknown
- 1977-05-09 ZA ZA00772757A patent/ZA772757B/xx unknown
- 1977-05-11 DK DK208077A patent/DK208077A/da not_active Application Discontinuation
- 1977-05-11 SE SE7705502A patent/SE426780B/xx not_active IP Right Cessation
- 1977-05-11 ES ES458710A patent/ES458710A1/es not_active Expired
- 1977-05-11 AU AU25078/77A patent/AU508793B2/en not_active Expired
- 1977-05-11 GB GB19853/77A patent/GB1543543A/en not_active Expired
- 1977-05-11 FI FI771491A patent/FI771491A7/fi not_active Application Discontinuation
- 1977-05-12 RO RO7790312A patent/RO72935A/ro unknown
- 1977-05-12 GR GR53444A patent/GR68895B/el unknown
- 1977-05-12 HU HU77SI1575A patent/HU184196B/hu unknown
- 1977-05-12 MX MX775739U patent/MX5976E/es unknown
- 1977-05-12 PL PL1977198058A patent/PL111183B1/pl unknown
- 1977-05-12 AT AT341877A patent/AT351159B/de not_active IP Right Cessation
- 1977-05-12 IL IL52075A patent/IL52075A/xx unknown
- 1977-05-12 SU SU772485596A patent/SU1218919A3/ru active
- 1977-05-12 FR FR7714616A patent/FR2350836A1/fr active Granted
- 1977-05-13 BE BE177585A patent/BE854640A/xx unknown
- 1977-05-13 DD DD7700198922A patent/DD132232A5/xx unknown
- 1977-05-13 CS CS773167A patent/CS208196B2/cs unknown
- 1977-05-13 DE DE19772721785 patent/DE2721785A1/de active Granted
- 1977-05-13 AR AR267621A patent/AR224494A1/es active
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