JP6702754B2 - ドルゾラミドを含有する防腐剤 - Google Patents
ドルゾラミドを含有する防腐剤 Download PDFInfo
- Publication number
- JP6702754B2 JP6702754B2 JP2016030716A JP2016030716A JP6702754B2 JP 6702754 B2 JP6702754 B2 JP 6702754B2 JP 2016030716 A JP2016030716 A JP 2016030716A JP 2016030716 A JP2016030716 A JP 2016030716A JP 6702754 B2 JP6702754 B2 JP 6702754B2
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- Prior art keywords
- salt
- preservative
- pharmaceutical composition
- less
- preferable
- 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.)
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- 239000003755 preservative agent Substances 0.000 title claims description 111
- 230000002335 preservative effect Effects 0.000 title claims description 95
- 229960003933 dorzolamide Drugs 0.000 title claims description 59
- IAVUPMFITXYVAF-XPUUQOCRSA-N dorzolamide Chemical compound CCN[C@H]1C[C@H](C)S(=O)(=O)C2=C1C=C(S(N)(=O)=O)S2 IAVUPMFITXYVAF-XPUUQOCRSA-N 0.000 title claims description 59
- 150000003839 salts Chemical class 0.000 claims description 132
- 239000008194 pharmaceutical composition Substances 0.000 claims description 103
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 28
- 229960000686 benzalkonium chloride Drugs 0.000 claims description 28
- CADWTSSKOVRVJC-UHFFFAOYSA-N benzyl(dimethyl)azanium;chloride Chemical compound [Cl-].C[NH+](C)CC1=CC=CC=C1 CADWTSSKOVRVJC-UHFFFAOYSA-N 0.000 claims description 28
- 229960001484 edetic acid Drugs 0.000 claims description 26
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 21
- 239000004327 boric acid Substances 0.000 claims description 20
- OSRUSFPMRGDLAG-QMGYSKNISA-N dorzolamide hydrochloride Chemical compound [Cl-].CC[NH2+][C@H]1C[C@H](C)S(=O)(=O)C2=C1C=C(S(N)(=O)=O)S2 OSRUSFPMRGDLAG-QMGYSKNISA-N 0.000 claims description 13
- 239000003814 drug Substances 0.000 claims description 13
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- 239000004480 active ingredient Substances 0.000 claims description 7
- HLWRUJAIJJEZDL-UHFFFAOYSA-M sodium;2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetate Chemical compound [Na+].OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC([O-])=O HLWRUJAIJJEZDL-UHFFFAOYSA-M 0.000 claims description 5
- UEUXEKPTXMALOB-UHFFFAOYSA-J tetrasodium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxylatomethyl)amino]acetate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]C(=O)CN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O UEUXEKPTXMALOB-UHFFFAOYSA-J 0.000 claims description 5
- ZGTMUACCHSMWAC-UHFFFAOYSA-L EDTA disodium salt (anhydrous) Chemical compound [Na+].[Na+].OC(=O)CN(CC([O-])=O)CCN(CC(O)=O)CC([O-])=O ZGTMUACCHSMWAC-UHFFFAOYSA-L 0.000 claims 1
- 230000003252 repetitive effect Effects 0.000 claims 1
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- 241000894006 Bacteria Species 0.000 description 68
- 239000000523 sample Substances 0.000 description 45
- -1 halogen ions Chemical class 0.000 description 41
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- 239000000654 additive Substances 0.000 description 10
- WLRMANUAADYWEA-NWASOUNVSA-N (S)-timolol maleate Chemical compound OC(=O)\C=C/C(O)=O.CC(C)(C)NC[C@H](O)COC1=NSN=C1N1CCOCC1 WLRMANUAADYWEA-NWASOUNVSA-N 0.000 description 9
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- 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 9
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- 238000010998 test method Methods 0.000 description 8
- HRXKRNGNAMMEHJ-UHFFFAOYSA-K trisodium citrate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O HRXKRNGNAMMEHJ-UHFFFAOYSA-K 0.000 description 8
- 230000000996 additive effect Effects 0.000 description 7
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- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 7
- 239000003381 stabilizer Substances 0.000 description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 229920006158 high molecular weight polymer Polymers 0.000 description 6
- 239000003963 antioxidant agent Substances 0.000 description 5
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- 229940012356 eye drops Drugs 0.000 description 5
- 239000002054 inoculum Substances 0.000 description 5
- 229920001451 polypropylene glycol Polymers 0.000 description 5
- 238000005070 sampling Methods 0.000 description 5
- 239000001509 sodium citrate Substances 0.000 description 5
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 description 5
- 235000011083 sodium citrates Nutrition 0.000 description 5
- 239000004094 surface-active agent Substances 0.000 description 5
- 239000012929 tonicity agent Substances 0.000 description 5
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 4
- 206010030043 Ocular hypertension Diseases 0.000 description 4
- 229920001214 Polysorbate 60 Polymers 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 4
- 230000003078 antioxidant effect Effects 0.000 description 4
- 229910021538 borax Inorganic materials 0.000 description 4
- 239000000872 buffer Substances 0.000 description 4
- OSASVXMJTNOKOY-UHFFFAOYSA-N chlorobutanol Chemical compound CC(C)(O)C(Cl)(Cl)Cl OSASVXMJTNOKOY-UHFFFAOYSA-N 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- 235000010339 sodium tetraborate Nutrition 0.000 description 4
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 3
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- 208000010412 Glaucoma Diseases 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
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- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 3
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- CHHHXKFHOYLYRE-UHFFFAOYSA-M 2,4-Hexadienoic acid, potassium salt (1:1), (2E,4E)- Chemical compound [K+].CC=CC=CC([O-])=O CHHHXKFHOYLYRE-UHFFFAOYSA-M 0.000 description 2
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
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- 229940122072 Carbonic anhydrase inhibitor Drugs 0.000 description 2
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 2
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- 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 2
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- AOBORMOPSGHCAX-UHFFFAOYSA-N Tocophersolan Chemical compound OCCOC(=O)CCC(=O)OC1=C(C)C(C)=C2OC(CCCC(C)CCCC(C)CCCC(C)C)(C)CCC2=C1C AOBORMOPSGHCAX-UHFFFAOYSA-N 0.000 description 2
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- 239000010318 polygalacturonic acid Substances 0.000 description 1
- 235000010486 polyoxyethylene sorbitan monolaurate Nutrition 0.000 description 1
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 description 1
- 235000010482 polyoxyethylene sorbitan monooleate Nutrition 0.000 description 1
- 239000000244 polyoxyethylene sorbitan monooleate Substances 0.000 description 1
- 235000010483 polyoxyethylene sorbitan monopalmitate Nutrition 0.000 description 1
- 239000000249 polyoxyethylene sorbitan monopalmitate Substances 0.000 description 1
- 235000010989 polyoxyethylene sorbitan monostearate Nutrition 0.000 description 1
- 239000001818 polyoxyethylene sorbitan monostearate Substances 0.000 description 1
- 235000010988 polyoxyethylene sorbitan tristearate Nutrition 0.000 description 1
- 239000001816 polyoxyethylene sorbitan tristearate Substances 0.000 description 1
- 229940099429 polyoxyl 40 stearate Drugs 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229940101027 polysorbate 40 Drugs 0.000 description 1
- 229940113124 polysorbate 60 Drugs 0.000 description 1
- 229940099511 polysorbate 65 Drugs 0.000 description 1
- 229940068968 polysorbate 80 Drugs 0.000 description 1
- 229920000053 polysorbate 80 Polymers 0.000 description 1
- 229920000166 polytrimethylene carbonate Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- AVTYONGGKAJVTE-OLXYHTOASA-L potassium L-tartrate Chemical compound [K+].[K+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O AVTYONGGKAJVTE-OLXYHTOASA-L 0.000 description 1
- 235000011056 potassium acetate Nutrition 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- 229910000160 potassium phosphate Inorganic materials 0.000 description 1
- 235000011009 potassium phosphates Nutrition 0.000 description 1
- 239000001472 potassium tartrate Substances 0.000 description 1
- 229940111695 potassium tartrate Drugs 0.000 description 1
- 235000011005 potassium tartrates Nutrition 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- MFDFERRIHVXMIY-UHFFFAOYSA-N procaine Chemical compound CCN(CC)CCOC(=O)C1=CC=C(N)C=C1 MFDFERRIHVXMIY-UHFFFAOYSA-N 0.000 description 1
- 229960004919 procaine Drugs 0.000 description 1
- 239000000473 propyl gallate Substances 0.000 description 1
- 235000010388 propyl gallate Nutrition 0.000 description 1
- 229940075579 propyl gallate Drugs 0.000 description 1
- 235000013772 propylene glycol Nutrition 0.000 description 1
- 150000003180 prostaglandins Chemical class 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 239000000018 receptor agonist Substances 0.000 description 1
- 229940044601 receptor agonist Drugs 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- HELHAJAZNSDZJO-OLXYHTOASA-L sodium L-tartrate Chemical compound [Na+].[Na+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O HELHAJAZNSDZJO-OLXYHTOASA-L 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 1
- AJPJDKMHJJGVTQ-UHFFFAOYSA-M sodium dihydrogen phosphate Chemical compound [Na+].OP(O)([O-])=O AJPJDKMHJJGVTQ-UHFFFAOYSA-M 0.000 description 1
- 239000004320 sodium erythorbate Substances 0.000 description 1
- 235000010352 sodium erythorbate Nutrition 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910000162 sodium phosphate Inorganic materials 0.000 description 1
- 235000011008 sodium phosphates Nutrition 0.000 description 1
- 229940001482 sodium sulfite Drugs 0.000 description 1
- 235000010265 sodium sulphite Nutrition 0.000 description 1
- 239000001433 sodium tartrate Substances 0.000 description 1
- 229960002167 sodium tartrate Drugs 0.000 description 1
- 235000011004 sodium tartrates Nutrition 0.000 description 1
- RBWSWDPRDBEWCR-RKJRWTFHSA-N sodium;(2r)-2-[(2r)-3,4-dihydroxy-5-oxo-2h-furan-2-yl]-2-hydroxyethanolate Chemical compound [Na+].[O-]C[C@@H](O)[C@H]1OC(=O)C(O)=C1O RBWSWDPRDBEWCR-RKJRWTFHSA-N 0.000 description 1
- 235000019337 sorbitan trioleate Nutrition 0.000 description 1
- 229960000391 sorbitan trioleate Drugs 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 235000010356 sorbitol Nutrition 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 description 1
- 235000015523 tannic acid Nutrition 0.000 description 1
- 229940033123 tannic acid Drugs 0.000 description 1
- 229920002258 tannic acid Polymers 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 229960002368 travoprost Drugs 0.000 description 1
- MKPLKVHSHYCHOC-AHTXBMBWSA-N travoprost Chemical compound CC(C)OC(=O)CCC\C=C/C[C@H]1[C@@H](O)C[C@@H](O)[C@@H]1\C=C\[C@@H](O)COC1=CC=CC(C(F)(F)F)=C1 MKPLKVHSHYCHOC-AHTXBMBWSA-N 0.000 description 1
- ITMCEJHCFYSIIV-UHFFFAOYSA-N triflic acid Chemical compound OS(=O)(=O)C(F)(F)F ITMCEJHCFYSIIV-UHFFFAOYSA-N 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 229960000281 trometamol Drugs 0.000 description 1
- 229950008081 unoprostone isopropyl Drugs 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc 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
- A61K9/08—Solutions
-
- 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
- A61K31/38—Heterocyclic compounds having sulfur as a ring hetero atom
- A61K31/382—Heterocyclic compounds having sulfur as a ring hetero atom having six-membered rings, e.g. thioxanthenes
-
- 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
- A61K31/535—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 oxygen as the ring hetero atoms, e.g. 1,2-oxazines
- A61K31/5375—1,4-Oxazines, e.g. morpholine
- A61K31/5377—1,4-Oxazines, e.g. morpholine not condensed and containing further heterocyclic rings, e.g. timolol
-
- 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
- A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
- A61K47/16—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite containing nitrogen, e.g. nitro-, nitroso-, azo-compounds, nitriles, cyanates
- A61K47/18—Amines; Amides; Ureas; Quaternary ammonium compounds; Amino acids; Oligopeptides having up to five amino acids
-
- 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
- A61K47/06—Organic compounds, e.g. natural or synthetic hydrocarbons, polyolefins, mineral oil, petrolatum or ozokerite
- A61K47/22—Heterocyclic compounds, e.g. ascorbic acid, tocopherol or pyrrolidones
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Medicinal Preparation (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Description
前記所定量は、前記防腐剤以外の防腐剤及び水からなる試験試料中において、エスケリシア・コリ(Escherichia Coli)のATCC 8739の菌液濃度が105〜106cfu/mLの範囲内となるように菌を接種して均一に混合し、前記試験試料を遮光下において20〜25℃で保存してから28日経過後において、前記試験試料をマイクロピペットで1mLを採取し、生菌数を測定したときの菌数(A)に対する接種時の菌数(B)の比(B/A)の常用対数値が4.0以下となる量であり、
医薬組成物にホウ酸又はその塩を含有する場合には、その含有量が、0.001%(w/v)未満であり、繰り返し使用可能な容器に入れられた、医薬組成物。
エデト酸又はその塩を0.0001〜0.1%(w/v)含有する、
繰り返し使用可能な容器に入れられた、医薬組成物。
前記所定量は、前記防腐剤以外の防腐剤及び水からなる試験試料中において、エスケリシア・コリ(Escherichia Coli)のATCC 8739の菌液濃度が105〜106cfu/mLの範囲内となるように菌を接種して均一に混合し、前記試験試料を遮光下において20〜25℃で保存してから28日経過後において、前記試験試料をマイクロピペットで1mLを採取し、生菌数を測定したときの菌数(A)に対する接種時の菌数(B)の比(B/A)の常用対数値が4.0以下となる量であり、
エデト酸又はその塩を0.0001〜0.1%(w/v)含有し、
医薬組成物にホウ酸又はその塩を含有する場合には、その含有量が、0.001%(w/v)未満であり、繰り返し使用可能な容器に入れられた、医薬組成物。
本発明の防腐剤に含有されるドルゾラミドは、化学名(4S, 6S)-4-Ethylamino-6-methyl-5, 6-dihydro-4H-thieno[2, 3-b]thiopyran-2-sulfonamide 7, 7-dioxideで表される化合物である。
無機酸との塩としては、塩酸、臭化水素酸、ヨウ化水素酸、硝酸、硫酸、リン酸等との塩が挙げられる。
有機酸との塩としては、酢酸、シュウ酸、フマル酸、マレイン酸、コハク酸、リンゴ酸、クエン酸、酒石酸、アジピン酸、グルコン酸、グルコヘプト酸、グルクロン酸、テレフタル酸、メタンスルホン酸、アラニン、乳酸、馬尿酸、1,2−エタンジスルホン酸、イセチオン酸、ラクトビオン酸、オレイン酸、没食子酸、パモ酸、ポリガラクツロン酸、ステアリン酸、タンニン酸、トリフルオロメタンスルホン酸、ベンゼンスルホン酸、p−トルエンスルホン酸、硫酸ラウリル、硫酸メチル、ナフタレンスルホン酸、スルホサリチル酸等との塩が挙げられる。
四級アンモニウム塩としては、臭化メチル、ヨウ化メチル等との塩が挙げられる。
ハロゲンイオンとの塩としては、塩化物イオン、臭化物イオン、ヨウ化物イオン等との塩が挙げられる。
アルカリ金属との塩としては、リチウム、ナトリウム、カリウム等との塩が挙げられる。
アルカリ土類金属との塩としては、カルシウム、マグネシウム等との塩が挙げられる。
金属塩としては、鉄、亜鉛等との塩が挙げられる。
有機アミンとの塩としては、トリエチレンジアミン、2−アミノエタノール、2,2−イミノビス(エタノール)、1−デオキシ−1−(メチルアミノ)−2−D−ソルビトール、2−アミノ−2−(ヒドロキシメチル)−1,3−プロパンジオール、プロカイン、N,N−ビス(フェニルメチル)−1,2−エタンジアミン等との塩が挙げられる。
ドルゾラミドの塩としては、一塩酸塩(ドルゾラミド塩酸塩)が特に好ましい。
本発明の防腐剤が使用される医薬組成物において、組み合わせて使用される他の防腐剤の含有量は、所望の防腐効果を奏するのに十分な量であれば特に制限されないが、0.00001〜0.5%(w/v)が好ましく、0.00005〜0.1%(w/v)がより好ましく、0.0001〜0.05%(w/v)がさらに好ましく、0.0005〜0.01%(w/v)がさらにより好ましく、0.0007〜0.005%(w/v)が特に好ましい。より具体的には、ベンザルコニウム塩化物の場合は、0.0001〜0.001%(w/v)が好ましく、0.0002〜0.0008%(w/v)がより好ましく、0.0003〜0.0007%(w/v)が特に好ましく、0.0004〜0.0006%(w/v)が最も好ましい。ホウ酸及びその塩の場合は、総量としてその含有量は0.5%(w/v)以上含まれない(含有量が0.5%(w/v)未満)ことが好ましく、0.00001〜0.1%(w/v)が好ましく、0.00005〜0.05%(w/v)がより好ましく、0.0001〜0.01%(w/v)がさらに好ましく、0.0005〜0.005%(w/v)がさらにより好ましく、0.0007〜0.001%(w/v)が最も好ましい。なお、本発明の医薬組成物においてホウ酸の塩が含有される場合、これらの値はフリーのホウ酸に換算した含有量である。エデト酸又はその塩の場合は、総量としてその含有量は、0.00001〜0.5%(w/v)が好ましく、0.00005〜0.3%(w/v)がより好ましく、0.0001〜0.1%(w/v)がさらに好ましく、0.0005〜0.08%(w/v)がさらにより好ましく、0.001〜0.05%(w/v)が一層好ましく、0.005〜0.03%(w/v)が特に好ましく、0.007〜0.01%(w/v)が最も好ましい。なお、本発明の医薬組成物においてエデト酸の塩又はその水和物が含有される場合、これらの値はエデト酸の塩又はその水和物の質量を基に計算された含有量である。
アニオン性界面活性剤の例としては、リン脂質等が挙げられ、リン脂質としてはレシチン等が挙げられる。
カチオン性界面活性剤の例としては、アルキルアミン塩、アルキルアミンポリオキシエチレン付加物、脂肪酸トリエタノールアミンモノエステル塩、アシルアミノエチルジエチルアミン塩、脂肪酸ポリアミン縮合物、アルキルイミダゾリン、1−アシルアミノエチル−2−アルキルイミダゾリン、1−ヒドロキシルエチル−2−アルキルイミダゾリン等が挙げられる。
非イオン性界面活性剤の例としては、ポリオキシエチレン脂肪酸エステル、ポリオキシエチレンソルビタン脂肪酸エステル、ポリオキシエチレン硬化ヒマシ油、ポリオキシエチレンヒマシ油、ポリオキシエチレンポリオキシプロピレングリコール、ショ糖脂肪酸エステル、ビタミンE TPGS等が挙げられる。
リン酸塩としては、リン酸ナトリウム、リン酸二水素ナトリウム、リン酸水素二ナトリウム、リン酸カリウム、リン酸二水素カリウム、リン酸水素二カリウム等が挙げられ、クエン酸塩としては、クエン酸ナトリウム、クエン酸二ナトリウム等が挙げられ、酢酸塩としては、酢酸ナトリウム、酢酸カリウム等が挙げられ、炭酸塩としては、炭酸ナトリウム、炭酸水素ナトリウム等が挙げられ、酒石酸塩としては、酒石酸ナトリウム、酒石酸カリウム等が挙げられる。クエン酸又はその塩が好ましく、クエン酸ナトリウムが特に好ましい。
以下に本発明の代表的な製剤例を示す。なお、下記製剤例において各成分の配合量は製剤1mL中の含量である。
ドルゾラミド 10mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
ドルゾラミド 20mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
1.被験製剤の調製
ドルゾラミド塩酸塩(22.26mg)、チモロールマレイン酸塩(6.83mg)、クエン酸ナトリウム(2.94mg)、マンニトール(16mg)を水に溶解し濾過滅菌を行った液Aと、別途、ヒドロキシエチルセルロース(4.75mg)を水に溶解して高圧蒸気滅菌を行った液Bを混合し、pH調節剤にてpH5.7とした後、水を加えて全量を1mLとすることにより、実施例1の製剤を調製した。実施例2、及び比較例1〜2は、実施例1と同様に調製した。
ドルゾラミド塩酸塩 22.26mg
チモロールマレイン酸塩 6.83mg
クエン酸ナトリウム水和物 2.94mg
マンニトール 16mg
ヒドロキシエチルセルロース 4.75mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
pH 5.7
ドルゾラミド塩酸塩 11.13mg
チモロールマレイン酸塩 6.83mg
クエン酸ナトリウム水和物 2.94mg
マンニトール 30mg
ヒドロキシエチルセルロース 4.75mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
pH 5.7
ドルゾラミド塩酸塩 11.13mg
クエン酸ナトリウム水和物 2.94mg
マンニトール 30mg
ヒドロキシエチルセルロース 4.75mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
pH 5.7
チモロールマレイン酸塩 6.83mg
クエン酸ナトリウム水和物 2.94mg
マンニトール 30mg
ヒドロキシエチルセルロース 4.75mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
pH 5.8
接種菌として以下の菌株を使用した。
細菌:
大腸菌,Escherichia Coli ATCC 8739(E.coliともいう)
緑膿菌,Pseudomonas aeruginosa ATCC 9027(P.aeruginosaともいう)
黄色ブドウ球菌,Staphylococcus aureus ATCC 6538(S.aureusともいう)
酵母菌およびカビ類:
カンジダ,Candida albicans ATCC 10231(C.albicansともいう)
クロコウジカビ,Aspergillus brasiliensis ATCC16404(A.brasiliensisと
もいう)
試験結果を表1に示す。表1の試験結果は、生菌数を測定したときの菌数(A)に対する接種時の菌数(B)の比(B/A)の常用対数値で示しており、例えば「1」の場合には、検査時の生菌数が接種菌数の10%に減少したことを示している。
防腐効力試験(2)
1.被験製剤の調製
実施例1の調製方法と同様の方法にて、実施例4〜7の製剤を調製した。
ドルゾラミド塩酸塩 11.13mg
チモロールマレイン酸塩 6.83mg
塩化ナトリウム 9mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
pH 5.65
ドルゾラミド塩酸塩 11.13mg
チモロールマレイン酸塩 6.83mg
塩化ナトリウム 9mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
pH 6.5
ドルゾラミド塩酸塩 11.13mg
チモロールマレイン酸塩 6.83mg
クエン酸ナトリウム水和物 2.94mg
マンニトール 30mg
ヒドロキシエチルセルロース 4.75mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
pH 5.65
ドルゾラミド塩酸塩 11.13mg
チモロールマレイン酸塩 6.83mg
クエン酸ナトリウム水和物 2.94mg
マンニトール 30mg
ヒドロキシエチルセルロース 4.75mg
エデト酸二ナトリウム二水和物 0.5mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
pH 5.65
防腐効力試験(1)の2.試験方法と同様の方法にて防腐効力試験を実施した。ただし、サンプリングポイントは、7日後、14日後又は28日後とした。
試験結果を表2に示す。表2の試験結果は、生菌数を測定したときの菌数(A)に対する接種時の菌数(B)の比(B/A)の常用対数値で示している。
防腐効力試験(3)
1.被験製剤の調製
実施例1の調製方法と同様の方法にて、比較例2及び3の製剤を調製した。
チモロールマレイン酸塩 6.83mg
クエン酸ナトリウム水和物 2.94mg
ヒドロキシエチルセルロース 4.75mg
エデト酸二ナトリウム二水和物 0.5mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
pH 5.65
クエン酸ナトリウム水和物 2.94mg
ヒドロキシエチルセルロース 4.75mg
エデト酸二ナトリウム二水和物 0.5mg
希塩酸 適量
水酸化ナトリウム 適量
精製水 適量
pH 5.65
防腐効力試験(1)の2.試験方法と同様の方法にて防腐効力試験を実施した。ただし、サンプリングポイントは、7日後とした。
試験結果を表3に示す。表3の試験結果は、生菌数を測定したときの菌数(A)に対する接種時の菌数(B)の比(B/A)の常用対数値で示している。
Claims (12)
- ドルゾラミド又はその塩を含有する防腐剤。
- マルチドーズ型容器に入れられる医薬組成物のための、請求項1記載の防腐剤。
- ベンザルコニウム塩化物を含まない医薬組成物のための、請求項1又は2のいずれか一項に記載の防腐剤。
- ホウ酸又はその塩を含まない医薬組成物のための、請求項1〜3のいずれか一項に記載の防腐剤。
- ドルゾラミド又はその塩がドルゾラミド塩酸塩である、請求項1〜4のいずれか一項に記載の防腐剤。
- エデト酸又はその塩と組み合わせて使用される、請求項1〜5のいずれか一項に記載の防腐剤。
- エデト酸の塩が、エデト酸一ナトリウム、エデト酸二ナトリウム、エデト酸四ナトリウム又はエデト酸二ナトリウム二水和物である、請求項6に記載の防腐剤。
- 請求項1〜7のいずれか一項に記載の防腐剤を含有し、前記防腐剤以外の防腐剤を含有しない、繰り返し使用可能な容器に入れられた、医薬組成物。
- 請求項1〜7のいずれか一項に記載の防腐剤を含有する医薬組成物であって、前記防腐剤並びにエデト酸及びその塩以外の防腐剤を含まず、
エデト酸又はその塩を0.0001〜0.1%(w/v)含有する、
繰り返し使用可能な容器に入れられた、医薬組成物。 - ドルゾラミド又はその塩の含有量が0.1−5%(w/v)である、請求項8又は9に記載の医薬組成物。
- ドルゾラミド又はその塩を、医薬の有効成分として含有する、請求項8〜10のいずれか一項に記載の医薬組成物。
- 請求項8〜11のいずれか一項に記載の医薬組成物と、繰り返し使用可能な容器と、を備える製品。
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