TW201628626A - 水性點眼液 - Google Patents
水性點眼液 Download PDFInfo
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- TW201628626A TW201628626A TW104143787A TW104143787A TW201628626A TW 201628626 A TW201628626 A TW 201628626A TW 104143787 A TW104143787 A TW 104143787A TW 104143787 A TW104143787 A TW 104143787A TW 201628626 A TW201628626 A TW 201628626A
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- TW
- Taiwan
- Prior art keywords
- eye
- eye drops
- soft contact
- contact lens
- acid
- Prior art date
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- 229940095064 tartrate Drugs 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- RYCLIXPGLDDLTM-UHFFFAOYSA-J tetrapotassium;phosphonato phosphate Chemical compound [K+].[K+].[K+].[K+].[O-]P([O-])(=O)OP([O-])([O-])=O RYCLIXPGLDDLTM-UHFFFAOYSA-J 0.000 description 1
- 235000019818 tetrasodium diphosphate Nutrition 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
- 235000015870 tripotassium citrate Nutrition 0.000 description 1
- FYZXEMANQYHCFX-UHFFFAOYSA-K tripotassium;2-[2-[bis(carboxylatomethyl)amino]ethyl-(carboxymethyl)amino]acetate Chemical compound [K+].[K+].[K+].OC(=O)CN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O FYZXEMANQYHCFX-UHFFFAOYSA-K 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- 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 1
- 235000019263 trisodium citrate Nutrition 0.000 description 1
- 229940038773 trisodium citrate Drugs 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
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
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Abstract
本發明係有關於一種水性點眼液,其含有0.1~10%(w/v)之濃度的迪夸弗索(diquafosol)或其鹽、及0.0001~0.1%(w/v)之濃度的洛赫西定類。
Description
本發明係一種含有0.1~10%(w/v)之濃度的迪夸弗索(diquafosol)或其鹽之水性點眼液(以下亦稱為迪夸弗索點眼液),係關於含有0.0001~0.1%(w/v)之濃度的洛赫西定類之水性點眼液。
一般而言,點眼液中,有開封後在特定期間內可多次使用之類型(多次劑型(multi-dose type)點眼液)與1次用完之類型(單位劑型(unit-dose type)點眼液)。尤其是於多次劑型點眼液,為了防止使用時之微生物污染等所導致的製品之腐敗,並確保點眼液之保存安定性,係普遍含有防腐劑。
就防腐劑而言,係廣泛使用具有優異之防腐效果的氯化苄二甲烴銨(以下亦稱為BAK)。另一方面,已知若以高濃度使用BAK,則有引起角膜病症的可能性。又,也被指摘若使用者於配戴著軟性隱形眼鏡時,將含有BAK之點眼液點眼,則BAK接觸到隱形眼鏡,會造成使軟性隱形眼鏡本身變形等之不良影響。因此,在配戴著軟性隱形眼鏡時將含有BAK之點眼液點眼一事通常是被禁止的。
但是,迪夸弗索係亦被稱為P1,P4-二(尿苷-5’)四磷酸、Up4U等的嘌呤受體激動劑,於日本,係作為含有3%(w/v)之濃度的迪夸弗索鈉的點眼液(製品名:DIQUAS(註冊商標)點眼液3%)而被使用於乾眼症治療。該DIQUAS(註冊商標)點眼液3%中因上述之理由而含有BAK。
又,專利文獻1中揭示一種水性點眼液,其含有0.1~10%(w/v)之濃度的迪夸弗索或其鹽及0.0001~1%(w/v)之濃度的螯合劑。
[專利文獻1]日本特開2013-227291號公報
本發明之課題係提供一種不含BAK而安全性更高的迪夸弗索點眼液。
本發明者們為了解決上述課題而致力進行研究的結果,發現含有0.1~10%(w/v)之濃度的迪夸弗索或其鹽、及0.0001~0.1%(w/v)之濃度的洛赫西定類之水性點眼液(以下亦稱為本點眼液),係具有優異之保存功效,完成了本發明。進一步,本發明者們發現了本點眼液會抑制軟性隱形眼鏡的變形。又,本發明者們發現了本點眼液係於經培養之永生化人類角膜上皮細胞中,顯示較含有BAK之點眼液及不含迪夸弗索或其鹽之含有洛赫
西定類的點眼液還要高的活細胞活性。又,本發明者們發現了本點眼液於配戴軟性隱形眼鏡之眼中顯著地使NIBUT(Non-invasive break-up time)(非侵入性淚液層(tear film)崩解時間)上升,亦即於配戴軟性隱形眼鏡之眼中使淚液層安定化。於另一方面,人工淚液則不被認為有該種效果。軟性隱形眼鏡之配戴所導致的乾眼症症狀的發生/惡化,由於是起因於淚液層之安定性的降低,來自本點眼液之淚液層的安定化係對於配戴軟性隱形眼鏡之眼的乾眼症之預防及/或治療為有用的。又,本點眼液係對於配戴軟性隱形眼鏡之眼的眼乾燥感及/或眼不適感之預防及/或治療亦為有用的。
亦即,本發明係提供以下所揭示的水性點眼液。
(1)一種水性點眼液,其含有0.1~10%(w/v)之濃度的迪夸弗索或其鹽、及0.0001~0.1%(w/v)之濃度的洛赫西定類。
(2)如(1)所記載之水性點眼液,其中洛赫西定類為洛赫西定葡萄糖酸鹽。
(3)如(1)或(2)所記載之水性點眼液,其中點眼液中之洛赫西定類的濃度為0.0005~0.05%(w/v)。
(4)如(1)或(2)所記載之水性點眼液,其中點眼液中之洛赫西定類的濃度為0.001~0.005%(w/v)。
(5)如(1)至(4)之任一者中所記載之水性點眼液,其中點眼液中之迪夸弗索或其鹽的濃度為3%(w/v)。
(6)如(1)至(5)之任一者中所記載之水性點眼液,其
進一步含有螯合劑。
(7)如(6)所記載之水性點眼液,其中螯合劑為乙二胺四乙酸或其鹽。
(8)如(1)至(7)之任一者中所記載之水性點眼液,其係軟性隱形眼鏡用。
(9)如(8)所記載之水性點眼液,其中軟性隱形眼鏡為聚矽氧水凝膠(silicone hydrogel)隱形眼鏡。
又,本發明係提供以下所揭示的抑制軟性隱形眼鏡之變形的方法。
(10)一種抑制軟性隱形眼鏡之變形的方法,其係藉由如(1)至(7)之任一者中所記載之水性點眼液。
進一步,本發明亦有關於下述者。
(11)一種乾眼症之預防及/或治療用的水性點眼液,其含有0.1~10%(w/v)之濃度的迪夸弗索或其鹽、及0.0001~0.1%(w/v)之濃度的洛赫西定類。
(12)一種含有0.1~10%(w/v)之濃度的迪夸弗索或其鹽、及0.0001~0.1%(w/v)之濃度的洛赫西定類之水性點眼液的用途,其係用於乾眼症之預防及/或治療。
(13)一種預防及/或治療乾眼症的方法,其係包含投予含有0.1~10%(w/v)之濃度的迪夸弗索或其鹽、及0.0001~0.1%(w/v)之濃度的洛赫西定類之水性點眼液。
又,本發明係提供以下所揭示的水性點眼液。
(14)如(1)至(7)之任一者中所記載之水性點眼液,其係用於在配戴軟性隱形眼鏡之眼的乾眼症之預防及/或治療。
(15)如(1)至(7)之任一者中所記載之水性點眼液,其係用於使在配戴軟性隱形眼鏡之眼中的淚液層之安定性提升。
(16)如(1)至(7)之任一者中所記載之水性點眼液,其係用於在配戴軟性隱形眼鏡之眼的眼乾燥感或眼不適感之預防或治療。
(17)如(14)至(16)之任一者中所記載之水性點眼液,其中軟性隱形眼鏡為聚矽氧水凝膠隱形眼鏡。
如由後述之試驗例的結果而明確可知地,本點眼液係具有優異的保存功效。進一步,由於本點眼液會抑制軟性隱形眼鏡之變形,可使用作為軟性隱形眼鏡用。又,本點眼液係於經培養之永生化人類角膜上皮細胞中,顯示較含有BAK之點眼液及不含迪夸弗索或其鹽之含有洛赫西定類的點眼液還要高的活細胞活性。所以,本點眼液對於活體,尤其是對於角結膜上皮之安全性係更高,且對用於如乾眼症之角結膜上皮不安定的疾病為有用的。又,本點眼液係於配戴軟性隱形眼鏡之眼中顯著地使NIBUT上升。另一方面,人工淚液則不被認為有此種效果。亦即,本點眼液係於配戴軟性隱形眼鏡之眼中使淚液層安定化。軟性隱形眼鏡之配戴所導致的乾眼症症狀的發生/惡化係起因於淚液層之安定性的降低,所以藉由本點眼液的淚液層之安定化係對於配戴軟性隱形眼鏡之眼的乾眼症之預防及/或治療為有用的。又,本點眼液對於配戴軟性隱形眼鏡之眼的眼乾燥感及/或
眼不適感之預防及/或治療亦為有用的。
[第1圖]第1圖係顯示在試驗例3中使用角膜上皮細胞之細胞毒性試驗的結果之圖。
[第2圖]第2圖係顯示在試驗例4中NIBUT上升作用之評價試驗1的結果之圖。
[第3圖]第3圖係顯示在試驗例5中NIBUT上升作用之評價試驗2的結果之圖。
進一步詳細地說明有關本發明。
迪夸弗索係下述化學結構式所示之化合物。
就「迪夸弗索之鹽」而言,只要是作為醫藥可容許之鹽,則無特別限制,可舉出與鋰、鈉、鉀、鈣
、鎂、鋅等之金屬鹽;與鹽酸、氫溴酸、氫碘酸、硝酸、硫酸、磷酸等無機酸之鹽;與醋酸、富馬酸、馬來酸、琥珀酸、檸檬酸、酒石酸、已二酸、葡萄糖酸、葡萄糖甲酸、葡萄醣醛酸、對苯二甲酸、甲磺酸、乳酸、馬尿酸、1,2-乙二磺酸、2-羥乙磺酸、乳糖醛酸、油酸、羥萘酸(pamoate)、聚半乳糖醛酸、硬脂酸、單寧酸、三氟甲磺酸、苯磺酸、對甲苯磺酸、硫酸月桂酯、硫酸甲酯、萘磺酸、磺柳酸等有機酸之鹽;與溴甲烷、碘甲烷等之四級銨鹽;與溴離子、氯離子、碘離子等鹵素離子之鹽;與氨之鹽;與三伸乙二胺、2-胺乙醇、2,2-亞胺基雙乙醇、1-去氧-1-(甲胺基)-2-D-山梨醇、2-胺基-2-(羥甲基)-1,3-丙二醇、普羅卡因(procaine)、N,N-雙(苯甲基)-1,2-乙二胺等之有機胺之鹽等。
於本發明中,「迪夸弗索或其鹽」亦包含迪夸弗索(自由體)或其鹽的水合物及有機溶劑合物。
在迪夸弗索或其鹽中存在結晶多形(crystal polymorphism)及結晶多形群(結晶多形系統)之情況,該等之結晶多形體及結晶多形群(結晶多形系統)亦包含在本發明的範圍。在此,所謂結晶多形群(結晶多形系統)係意味依照該等之結晶的製造、結晶化、保存等之條件及狀態,而晶形會變化之情況的各階段中之各個的晶形及該過程全體。
作為本發明之「迪夸弗索或其鹽」,較佳為迪夸弗索之鈉鹽,特佳為下述化學結構式所示之迪夸弗索四鈉鹽(以下亦僅稱為「迪夸弗索鈉」)。
關於迪夸弗索或其鹽,可藉由日本特表2001-510484號公報所揭示的方法等而製造。
本點眼液亦可含有迪夸弗索或其鹽以外的有效成分,但較佳為含有迪夸弗索或其鹽作為唯一的有效成分。
本點眼液中之迪夸弗索或其鹽的濃度為0.1~10%(w/v),但較佳為1~10%(w/v),特佳為3%(w/v)。
於本發明中,所謂「水性點眼液」係意味著以水為溶劑(基劑)的點眼液。
於本發明中,「洛赫西定類」係包含洛赫西定及其鹽。洛赫西定為下述化學結構式所示之化合物,係亦被稱作1,1’-六亞甲基雙[5-(4-氯苯基)雙胍]之化合物。
於本發明中,就上述洛赫西定類之中「洛赫西定之鹽」而言,只要是作為醫藥可容許之鹽,則無特別限制,具體而言,可舉出有機酸鹽[例如單羧酸鹽(醋酸鹽、三氟醋酸鹽、酪酸鹽、棕櫚酸鹽、硬脂酸鹽等)、多元羧酸鹽(富馬酸鹽、馬來酸鹽、琥珀酸鹽、丙二酸鹽等)、羥基羧酸(oxycarbonic acid)鹽(葡萄糖酸鹽、乳酸鹽、酒石酸鹽、檸檬酸鹽等)、有機磺酸鹽(甲磺酸鹽、甲苯磺酸鹽(toluenesulfonate)、甲苯磺酸鹽(tosylate)等)等]、無機酸鹽(例如鹽酸鹽、硫酸鹽、硝酸鹽、氫溴酸鹽、磷酸鹽等)、與有機鹽基之鹽(例如與甲胺、三乙胺、三乙醇胺、啉、哌、吡咯啶、三吡啶(tripyridine)、甲吡啶等之有機胺之鹽等)、與無機鹽基之鹽[例如銨鹽;與鹼金屬(鈉、鉀等)、鹼土金屬(鈣、鎂等)、鋁等之金屬之鹽等]等。此等之鹽之中,又可舉出較佳為有機酸鹽及/或無機酸鹽,更佳為羥基羧酸鹽、單羧酸鹽及/或無機酸鹽,進一步較佳為葡萄糖酸鹽、醋酸鹽及/或鹽酸鹽,特佳為葡萄糖酸鹽。此等之洛赫西定之鹽係可單獨使用1種,又,亦可將2種以上任意地組合而使用。
洛赫西定及其鹽係可藉由周知的方法合成,亦可作為市售品而獲得。
本點眼液中之洛赫西定類的濃度為0.0001~0.1%,但較佳為0.0005~0.05%(w/v),特佳為0.001~
0.005%(w/v)。
於本發明中,所謂「螯合劑」,只要是將金屬離子螯合化之化合物,則不受特別限制,但可舉出例如乙二胺四乙酸(乙二胺四醋酸)、乙二胺四乙酸一鈉、乙二胺四乙酸二鈉、乙二胺四乙酸三鈉、乙二胺四乙酸四鈉、乙二胺四乙酸二鉀、乙二胺四乙酸三鉀、乙二胺四乙酸四鉀等之乙二胺四乙酸或其鹽;檸檬酸、檸檬酸一鈉、檸檬酸二鈉、檸檬酸三鈉、檸檬酸一鉀、檸檬酸二鉀、檸檬酸三鉀等之檸檬酸或其鹽;偏磷酸、偏磷酸鈉、偏磷酸鉀等之偏磷酸或其鹽;焦磷酸、焦磷酸四鈉、焦磷酸四鉀等之焦磷酸或其鹽;多磷酸、多磷酸鈉、多磷酸鉀等之多磷酸或其鹽;蘋果酸一鈉、蘋果酸二鈉、蘋果酸一鉀、蘋果酸二鉀等之蘋果酸或其鹽;酒石酸鈉、酒石酸鉀、酒石酸鉀鈉等之酒石酸或其鹽;植酸鈉、植酸鉀等之植酸或其鹽等。再者,於本發明中,使「乙二胺四乙酸、檸檬酸、偏磷酸、焦磷酸、多磷酸、蘋果酸、酒石酸、植酸及該等之鹽」為亦包含各個之自由體或該等之鹽的水合物及有機溶劑合物者。
於本發明中,螯合劑較佳為乙二胺四乙酸、乙二胺四乙酸之鹽(乙二胺四乙酸鹽)、檸檬酸、檸檬酸之鹽(檸檬酸鹽)、偏磷酸、偏磷酸之鹽(偏磷酸鹽)、多磷酸、多磷酸之鹽(多磷酸鹽),特佳為乙二胺四乙酸之鈉鹽(包含乙二胺四乙酸二鈉水合物等之水合物)、檸檬酸(包含檸檬酸一水合物等之水合物)、偏磷酸之鈉鹽(偏磷酸鈉)、多磷酸之鈉鹽(多磷酸鈉)。
於本發明中,就乙二胺四乙酸鹽而言最佳者為乙二胺四乙酸二鈉水合物(以下亦僅稱為「乙二胺四乙酸鈉水合物」)。
又,此等之螯合劑係可單獨使用1種,又,亦可將2種以上任意地組合而使用。
本點眼液中之螯合劑的濃度係例如為0.0001~1%(w/v),但較佳為0.0005~0.5%(w/v),特佳為0.001~0.1%(w/v)。
本發明中之水性點眼液中可因應需要而摻合非離子性界面活性劑。就非離子性界面活性劑而言,只要是在作為醫藥可容許之範圍內,則非被特別限制者,但可舉出例如聚氧乙烯脂肪酸酯、聚氧乙烯山梨醇脂肪酸酯、聚氧乙烯蓖麻油衍生物、聚氧乙烯聚氧丙烯二醇、蔗糖脂肪酸酯等。就聚氧乙烯脂肪酸酯而言,可舉出聚氧乙烯硬脂酸酯40等,就聚氧乙烯山梨醇脂肪酸酯而言,可舉出聚山梨醇酯80、聚山梨醇酯60、聚山梨醇酯40、聚氧乙烯山梨醇單月桂酸酯、聚氧乙烯山梨醇三油酸酯、聚山梨醇酯65等,就聚氧乙烯蓖麻油衍生物而言,可舉出聚氧乙烯氫化蓖麻油10、聚氧乙烯氫化蓖麻油40、聚氧乙烯氫化蓖麻油50、聚氧乙烯氫化蓖麻油60、聚氧乙烯5蓖麻油、聚氧乙烯9蓖麻油、聚氧乙烯15蓖麻油、聚氧乙烯35蓖麻油、聚氧乙烯40蓖麻油等,就聚氧乙烯聚氧丙烯二醇而言,可舉出聚氧乙烯(160)聚氧丙烯(30)二醇、聚氧乙烯(42)聚氧丙烯(67)二醇、聚氧乙烯(54)聚氧丙烯(39)二醇、聚氧乙烯(196)聚氧丙烯(67)二醇、
聚氧乙烯(20)聚氧丙烯(20)二醇等。
於本發明中,作為非離子性界面活性劑而可舉出例如聚氧乙烯山梨醇脂肪酸酯,可舉出較佳為聚山梨醇酯80、聚山梨醇酯60、聚山梨醇酯40、聚氧乙烯山梨醇單月桂酸酯、聚氧乙烯山梨醇三油酸酯、聚山梨醇酯65等,可舉出特佳為聚山梨醇酯80。
又,此等之非離子性界面活性劑係可單獨使用1種,又,亦可將2種以上任意地組合而使用。
本點眼液中之非離子性界面活性劑的濃度係例如為0.0001~10%(w/v),但較佳為0.0005~1%(w/v),特佳為0.0005~0.1%(w/v)。
本點眼液中可使用被廣泛使用之技術,因應需要而添加製藥學上所容許的添加劑,例如可因應需要而選擇並添加磷酸鈉、磷酸氫鈉、磷酸二氫鈉、醋酸鈉、ε-胺己酸等之緩衝劑;氯化鈉、氯化鉀、濃甘油等之等張劑等。
本點眼液之pH只要是在眼科製劑所容許之範圍內即可,但通常較佳為4~8的範圍內。本點眼液中可適宜地添加鹽酸或氫氧化鈉等之pH調節劑。
本點眼液亦可作為軟性隱形眼鏡用而於軟性隱形眼鏡裝著時使用。就軟性隱形眼鏡而言,可舉出例如以甲基丙烯酸羥乙酯為主成分之隱形眼鏡或聚矽氧水凝膠隱形眼鏡等。
有關成為本點眼液之適用對象的軟性隱形眼鏡之種類,並非被特別限制者,又,不論離子性或非離
子性、含水性或非含水性之差別。例如,可適用於重複被使用之鏡片以外,還有1日拋棄式用鏡片、1週拋棄式用鏡片、2週拋棄式用鏡片等之現在正被市售或將來會被市售之所有的軟性隱形眼鏡。
本點眼液、本點眼液之用法,可因應劑型、應投予之病患的症狀之輕重、年齡、體重、醫師的判斷等而適宜地變更,但例如在作為劑形而選擇了點眼劑之情況,可1日分成1~10次,較佳為1日分成2~8次,更佳為1日分成4~6次投予在眼局部。
乾眼症被定義為「各種各樣的因素所導致之淚液及角結膜上皮的慢性疾病,會伴隨眼不適感或視覺異常之疾病」,且乾性角結膜炎(KCS)被包含在乾眼症中。於本發明中,係亦將以軟性隱形眼鏡之配戴為原因之乾眼症症狀的發生包含在乾眼症中者。
乾眼症症狀中,除了眼乾燥感、眼不適感、眼疲勞感、沈重感、畏光感、眼痛、視覺模糊(朦朧)等之自覺症狀以外,亦包含充血、角結膜上皮損傷等之客觀所見。
關於乾眼症的病因,不明處尚多,但有報告其原因為:休格倫氏症候群(Sjogren’s syndrome);先天性無淚腺症;類肉瘤病;骨髓移植所導致的移植物抗宿主病(GVHD:Graft Versus Host Disease);眼天疱瘡(ocular pemphigoid);Stevens-Johnson二氏症候群(Stevens-Johnson syndrome);以砂眼等為原因之淚器阻塞;糖尿病;以角膜屈光矯正手術(LASIK:
Laser(-assisted)in Situ Keratomileusis)等為原因之反射性分泌的降低;瞼板腺(meibom腺)功能異常;、以眼瞼炎(blepharitis)等為原因之脂質層(lipid layer)減少;以眼球突出、兔眼(lagophthalmos)等為原因之眨眼不完全或眼瞼閉合不完全;來自胚細胞之黏液素的分泌降低;VDT(VISUAL DISPLAY TERMINALS)工作等。
本點眼液可使用於「乾眼症之預防及/或治療」。
於本發明中,所謂「乾眼症之預防及/或治療」係被定義為預防及/或治療或是改善伴隨著乾眼症之病的症狀及/或所見,不僅是意味伴隨著乾眼症之眼乾燥感、眼不適感、眼疲勞感、沈重感、畏光感、眼痛、視覺模糊(朦朧)等之自覺症狀之預防及/或治療或是改善,亦包含伴隨著乾眼症之充血、角結膜上皮損傷等之預防及/或治療或是改善。又,「乾眼症之預防及/或治療」中,亦包含藉由在配戴軟性隱形眼鏡之眼中的淚液層之安定性的提升,而使乾眼症症狀得到預防及/或治療或是改善。再者,乾眼症症狀之預防及/或治療或是改善亦意味著乾眼症病患因軟性隱形眼鏡之配戴而終至惡化的乾眼症症狀之預防及/或治療或是改善、軟性隱形眼鏡之配戴本身所導致發生的乾眼症症狀之預防及/或治療或是改善。
於本發明中,所謂淚液層之安定性的提升,係意味淚液於量或質上受到改善。再者,淚液層之安定性可藉由測定BUT(Tear film break-up time)(淚液層崩解時間)來進行確認。BUT之中,又將不施加染色液等之負
載而於較接近自然的狀態所測定者稱為NIBUT(非侵入性淚液層崩解時間)。
於本發明中,所謂「於配戴軟性隱形眼鏡之眼的眼乾燥感或眼不適感之預防或治療」,係意味伴隨著軟性隱形眼鏡之配戴所導致的淚液層之不安定化的眼乾燥感或眼不適感之預防或治療、或藉由以前述不安定化為原因之角結膜上皮損傷所引起的眼乾燥感或眼不適感之預防或治療。
於以下顯示保存功效試驗、軟性隱形眼鏡之變形抑制評價試驗、使用角膜上皮細胞之細胞毒性試驗及NIBUT上升作用之評價試驗的結果,但此等之例係用於更加理解本發明者,並非限定本發明之範圍者。再者,CL為隱形眼鏡、SCL為軟性隱形眼鏡之略稱。
試驗例1.保存功效試驗
針對表1所示之處方的點眼液1~6,進行了保存功效試驗。
(試料配製)
點眼液1:按照表1所示之處方,而配製了點眼液1。具體而言,係將迪夸弗索鈉(3g)、磷酸氫鈉水合物(0.2g)、氯化鈉(0.39g)、氯化鉀(0.15g)、乙二胺四乙酸鈉水合物(0.01g)、聚山梨醇酯80(0.0005g)及洛赫西定葡萄糖酸鹽(0.002g)溶解於水而製成100mL,並添加pH調節劑而成為pH7.2。
點眼液2~6:
按照表1所示之處方,而與點眼液1同樣地配製了點眼液2~6的各點眼液。
(試驗方法)
保存功效試驗係依據修訂第十六版日本藥典之保存功效試驗法而進行。本試驗中係使用大腸桿菌(Esherichia Coli(E.coli))、綠膿桿菌(Pseudomonas aeruginosa(P.aeruginosa))、金黃色葡萄球菌(Staphylococcus aureus(S.aureus))、白色念珠菌(Candida albicans(C.albicans))及黑麴菌(Aspergillus brasiliensis(A.brasiliensis))作為試驗菌。
(試驗結果)
將試驗結果表示於表2。
再者,表2的試驗結果係以對數下降值(log reduction)表示檢查時之生菌數相較於所接種之菌數是減少了何種程度,在例如「1」的情況,係顯示檢查時之生菌數係減少為接種菌數的10%。
如表2所示,顯示點眼液1~6係符合日本藥典之保存功效試驗基準。
(考察)
由上述之結果而言,顯示本點眼液具有優異之保存功效。
試驗例2.軟性隱形眼鏡之變形抑制評價試驗
使用點眼液4,探討了有關對軟性隱形眼鏡所造成的影響。
(試料配製)
按照表1所示之處方,而與點眼液1同樣地配製了點眼液4。
(試驗方法)
將表3所示之根據FDA(美國食品藥物管理局)的隱形眼鏡分類之中,符合群組IV的隱形眼鏡(2week ACUVUE(註冊商標))浸漬於點眼液4中24小時,算出在前後的隱形眼鏡之直徑、基礎曲線的變化量,並探討了是否滿足以下的表4所示之判定基準。又,觀察了試驗結束後之各隱形眼鏡的性狀。再者,該判定基準係基於日本厚生勞働省告示第349號視力矯正用隱形眼鏡基準(平成13年(西元2001年)10月5日)而設定。
(判定基準)
(結果)
將結果表示於表5。
如表5所示地,長時間浸漬後的隱形眼鏡係滿足判定基準。所以,顯示點眼液4係抑制軟性隱形眼鏡之變形。
(考察)
由上述之結果而言,本點眼液係由於抑制軟性隱形眼鏡之變形,而可作為軟性隱形眼鏡用來使用。
試驗例3.使用角膜上皮細胞之細胞毒性試驗
為了探討本點眼液對角膜上皮細胞所造成的影響,而進行了使用角膜上皮細胞之細胞毒性試驗。
(試料配製)
按照表6所示之處方,而與點眼液1同樣地配製了點眼液7、8、9、10。
(試驗方法)
將SV40永生化人類角膜上皮細胞(HCE-T:理化學研究所,BioResource Center,Cell No.:RCB2280)接種於96孔盤(1×104細胞/孔),並於含有10%FBS的D-MEM/F12培養基培養1日。隔天,將培養基更換為點眼液7、點眼液8、點眼液9或點眼液10之後,培養前述角膜上皮細胞15分鐘。使用Cell Proliferation Assay Kit)(Promega公司製,型錄編號:G3580),測定活細胞活性(相當於490nm的吸光度)。
(結果)
將試驗結果顯示於第1圖。
如由第1圖而明確可知地,含有洛赫西定葡萄糖酸鹽的迪夸弗索點眼液(點眼液7)係較含有BAK的點眼液(點眼液9、點眼液10)及不含迪夸弗索或其鹽之含有洛赫西定類的點眼液(點眼液8)更於所培養之永生化人類角膜上皮細胞中顯示高活細胞活性。
(考察)
本點眼液因於所培養之永生化人類角膜上皮細胞中顯示高活細胞活性,而對於活體,尤其是對於角結膜上皮的安全性更高,在用於如乾眼症之角結膜上皮不安定的疾病為有用的。
試驗例4. NIBUT上升作用之評價試驗1
藉由軟性隱形眼鏡之配戴,而探討了在淚液層的安定性降低之眼的迪夸弗索點眼液之NIBUT。
(試料配製)
按照表1所示之處方,而與點眼液1同樣地配製了點
眼液4。
(試驗方法)
對於配戴了軟性隱形眼鏡(製品名:Meniconsoft MA(註冊商標))的食蟹獼猴之眼,以乾眼症觀察裝置(DR-1,Kowa)測定了將點眼液4(20μL/眼)點眼之前、及點眼15、30、45、60分鐘後的NIBUT。使用了人工淚液(製品名:Soft Santear(註冊商標))作為對照藥(N=10~11眼)。
(結果)
將試驗結果表示於第2圖。如由第2圖而明確可知地,若將點眼液4對於配戴軟性隱形眼鏡之眼進行點眼,則在點眼60分鐘後為止的全部測定點,被認定與點眼前比較而有顯著的NIBUT之上升。另一方面,人工淚液點眼則未被認定有NIBUT之上升。
(考察)
由上述之結果而言,顯示本點眼液係改善軟性隱形眼鏡之配戴所導致的淚液層之安定性的降低。本點眼液之如此的效果,係即使與一般於乾眼症治療所使用的人工淚液比較亦為顯著者。所以,本點眼液係對於配戴軟性隱形眼鏡之眼的乾眼症之預防及/或治療為有用的。又,本點眼液係對於配戴軟性隱形眼鏡之眼的眼乾燥感及/或眼不適感之預防及/或治療亦為有用的。
試驗例5. NIBUT上升作用之評價試驗2
藉由軟性隱形眼鏡之配戴,而探討了在淚液層的安定性降低之眼的迪夸弗索點眼液之NIBUT。
(試料配製)
按照表1所示之處方,而與點眼液1同樣地配製了點眼液4。
(試驗方法)
對於配戴了軟性隱形眼鏡(製品名:Meniconsoft MA(註冊商標))的食蟹獼猴之眼,以乾眼症觀察裝置(DR-1,Kowa)測定了將點眼液4(20μL/眼)點眼之前、及點眼5、15、30、45、60分鐘後的NIBUT。使用了人工淚液(製品名:Soft Santear(註冊商標))、玻尿酸鈉(製品名:Hyalein(註冊商標)Mini點眼液0.1%)作為對照藥(N=11眼)。
(結果)
將試驗結果表示於第3圖。如由第3圖而明確可知地,若將點眼液4對於配戴軟性隱形眼鏡之眼進行點眼,則在點眼60分鐘後為止的全部測定點,被認定與點眼前比較而有顯著的NIBUT之上升。另一方面,人工淚液點眼則未被認定有NIBUT之上升。又,玻尿酸鈉點眼雖被認定有點眼5分鐘後NIBUT之上升,但其上升作用較點眼液4低,點眼15分鐘後以後則未被認定有NIBUT之上升。
(考察)
由上述之結果而言,顯示本點眼液係改善軟性隱形眼鏡之配戴所導致的淚液層之安定性的降低。本點眼液之如此的效果,係即使與一般於乾眼症治療所使用的人工淚液及玻尿酸鈉點眼液比較亦為顯著者。所以,本點眼液係對於配戴軟性隱形眼鏡之眼的乾眼症之預防及/或治療為有用的。又,本點眼液係對於配戴軟性隱形眼鏡之眼的眼乾燥感及/或眼不適感之預防及/或治療亦為
有用的。
試驗例6. NIBUT上升作用之比較試驗
藉由軟性隱形眼鏡之配戴,而進行比較並探討了在淚液層的安定性降低之眼的本點眼液與含有BAK之點眼液(含有迪夸弗索鈉及BAK之點眼液)之NIBUT。
(試料配製)
按照表1所示之處方,而與點眼液1同樣地配製了點眼液4。
又,配製了點眼液11作為比較例,其係取代點眼液4之洛赫西定葡萄糖酸鹽而含有BAK。具體而言,係將迪夸弗索鈉(3g)、磷酸氫鈉水合物(0.2g)、氯化鈉(0.41g)、氯化鉀(0.15g)及BAK(0.0075g)溶解於水而製成100mL,並添加pH調節劑而作成pH7.5。點眼液4與點眼液11係同樣含有同一濃度的有效成分(迪夸弗索鈉)之點眼液。又,點眼液4與點眼液11係同樣符合日本藥典之保存功效試驗基準,且具有同等的保存功效之點眼液。
(試驗方法)
對於配戴了軟性隱形眼鏡(製品名:Meniconsoft MA(註冊商標))的食蟹獼猴之眼,以乾眼症觀察裝置(DR-1,Kowa)測定了將點眼液4、點眼液11(20μL/眼)進行點眼之前、及點眼30分鐘後的NIBUT(N=11眼)。
(結果)
將試驗結果表示於表7。
測定符合日本藥典之保存功效試驗基準、且具有同等的保存功效之本點眼液(點眼液4)與含有BAK之點眼液(點眼液11)的點眼30分鐘後之NIBUT,並進行比較及探討的結果,顯示本點眼液具有較含有BAK之點眼液還高的NIBUT上升作用。
(考察)
由上述之結果而言,顯示本點眼液比含有BAK之點眼液更為改善軟性隱形眼鏡之配戴所導致的淚液層之安定性的降低。
〔製劑例〕
舉出製劑例進一步具體地說明本發明之藥劑,但本發明並非僅受限於此等之製劑例者。
(處方例1:點眼劑(3%(w/v)))
100mL中
將迪夸弗索鈉及除此以外的上述成分加入滅菌純化水中
,並充分地混合此等,藉此而可配製上述點眼劑。
(處方例2:點眼劑(3%(w/v)))
100mL中
將迪夸弗索鈉及除此以外的上述成分加入滅菌純化水中,並充分地混合此等,藉此而可配製上述點眼劑。
本點眼液具有優異之保存功效。再者,由於本點眼液會抑制軟性隱形眼鏡之變形,而可使用作為軟性隱形眼鏡用。又,本點眼液於經培養之永生化人類角膜上皮細胞中,顯示較含有BAK之點眼液及不含迪夸弗索或其鹽之含有洛赫西定類的點眼液還要高的活性。所以,本點眼液對於活體,尤其是對於角結膜上皮之安全性係更高,且對用於如乾眼症之角結膜上皮不安定的疾病為有用的。又,本點眼液係於配戴軟性隱形眼鏡之眼中顯著地使NIBUT上升。另一方面,人工淚液則未被認為有此種效果。亦即,本點眼液係於配戴軟性隱形眼鏡之眼中使淚液層安定化。軟性隱形眼鏡之配戴所導致的
乾眼症症狀的發生/惡化係起因於淚液層之安定性的降低,所以藉由本點眼液的淚液層之安定化係對於配戴軟性隱形眼鏡之眼的乾眼症之預防及/或治療為有用的。又,本點眼液對於配戴軟性隱形眼鏡之眼的眼乾燥感及/或眼不適感之預防及/或治療亦為有用的。
Claims (14)
- 一種水性點眼液,其含有0.1~10%(w/v)之濃度的迪夸弗索(diquafosol)或其鹽、及0.0001~0.1%(w/v)之濃度的洛赫西定類。
- 如請求項1之水性點眼液,其中洛赫西定類為洛赫西定葡萄糖酸鹽。
- 如請求項1或2之水性點眼液,其中點眼液中之洛赫西定類的濃度為0.0005~0.05%(w/v)。
- 如請求項1或2之水性點眼液,其中點眼液中之洛赫西定類的濃度為0.001~0.005%(w/v)。
- 如請求項1至4中任一項之水性點眼液,其中點眼液中之迪夸弗索或其鹽的濃度為3%(w/v)。
- 如請求項1至5中任一項之水性點眼液,其進一步含有螯合劑。
- 如請求項6之水性點眼液,其中螯合劑為乙二胺四乙酸或其鹽。
- 如請求項1至7中任一項之水性點眼液,其係軟性隱形眼鏡用。
- 如請求項8之水性點眼液,其中軟性隱形眼鏡為聚矽氧水凝膠(silicone hydrogel)隱形眼鏡。
- 一種抑制軟性隱形眼鏡之變形的方法,其藉由如請求項1至7中任一項之水性點眼液。
- 如請求項1至7中任一項之水性點眼液,其用於在配戴軟性隱形眼鏡之眼的乾眼症之預防及/或治療。
- 如請求項1至7中任一項之水性點眼液,其用於使在配 戴軟性隱形眼鏡之眼中的淚液層之安定性提升。
- 如請求項1至7中任一項之水性點眼液,其用於在配戴軟性隱形眼鏡之眼的眼乾燥感或眼不適感之預防或治療。
- 如請求項11至13中任一項之水性點眼液,其中軟性隱形眼鏡為聚矽氧水凝膠隱形眼鏡。
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| TWI711453B (zh) * | 2015-06-05 | 2020-12-01 | 日商參天製藥股份有限公司 | 抑制水性點眼液中之洛赫西定類的殘存率降低之方法 |
| TWI781296B (zh) * | 2018-02-28 | 2022-10-21 | 日商參天製藥股份有限公司 | 含有迪夸弗索(Diquafosol)及陽離子性聚合物之眼科用組合物 |
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| MX384935B (es) * | 2014-12-25 | 2025-03-14 | Santen Pharmaceutical Co Ltd | Solucion oftalmica acuosa. |
| HK1245651A1 (zh) | 2015-06-05 | 2018-08-31 | Santen Pharmaceutical Co., Ltd. | 以向佩戴有软性隐形眼镜的乾眼症患者的眼中滴入的方式使用为特徴的乾眼症治疗剂 |
| CN114286670B (zh) * | 2019-08-27 | 2024-01-16 | 参天制药株式会社 | 含有地夸磷索或其盐、及聚乙烯吡咯烷酮的水性眼科用组合物 |
| US11229549B2 (en) * | 2019-09-18 | 2022-01-25 | Vance M. Thompson | Tear transplantation and multi-part contact lens with absorbent portion |
| KR20240135080A (ko) * | 2020-03-31 | 2024-09-10 | 산텐 세이야꾸 가부시키가이샤 | 수지제 용기에 충전된 은염 함유 안과용 수성 조성물 |
| WO2021261930A1 (ko) * | 2020-06-23 | 2021-12-30 | 주식회사태준제약 | 디쿠아포솔을 포함하는 점안 조성물 |
| KR102365008B1 (ko) | 2020-06-23 | 2022-02-23 | 주식회사태준제약 | 디쿠아포솔을 포함하는 점안 조성물 |
| JP2022102757A (ja) * | 2020-12-25 | 2022-07-07 | ライオン株式会社 | 機械学習実行プログラム、ドライアイ検査プログラム、機械学習実行装置及びドライアイ検査装置 |
| KR102548710B1 (ko) | 2020-12-24 | 2023-06-28 | 주식회사 종근당 | 디쿠아포솔 또는 이의 약제학적으로 허용가능한 염과 토코페롤을 함유하는 건성안 예방 또는 치료용 약제학적 조성물 |
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| JPWO2024010040A1 (zh) * | 2022-07-06 | 2024-01-11 |
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| JP6047272B2 (ja) * | 2010-09-15 | 2016-12-21 | テイカ製薬株式会社 | 角膜上皮障害治療用点眼剤 |
| MX386162B (es) * | 2010-12-28 | 2025-03-18 | Santen Pharmaceutical Co Ltd | Solución oftálmica que comprende diquafosol, método para producir la misma, y método para inhibir la formación de precipitado insoluble. |
| KR101875845B1 (ko) | 2012-03-26 | 2018-07-06 | 산텐 세이야꾸 가부시키가이샤 | 디쿠아포솔 함유 점안액 |
| MX384935B (es) | 2014-12-25 | 2025-03-14 | Santen Pharmaceutical Co Ltd | Solucion oftalmica acuosa. |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TWI711453B (zh) * | 2015-06-05 | 2020-12-01 | 日商參天製藥股份有限公司 | 抑制水性點眼液中之洛赫西定類的殘存率降低之方法 |
| TWI781296B (zh) * | 2018-02-28 | 2022-10-21 | 日商參天製藥股份有限公司 | 含有迪夸弗索(Diquafosol)及陽離子性聚合物之眼科用組合物 |
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| JP2021008513A (ja) | 2021-01-28 |
| TWI709405B (zh) | 2020-11-11 |
| EA201791467A1 (ru) | 2017-11-30 |
| BR112017013841A2 (pt) | 2018-06-19 |
| KR101789019B1 (ko) | 2017-10-20 |
| MY182507A (en) | 2021-01-25 |
| SG11201705138QA (en) | 2017-07-28 |
| CA2971689A1 (en) | 2016-06-30 |
| JP6779614B2 (ja) | 2020-11-04 |
| US10786526B2 (en) | 2020-09-29 |
| MX2017008277A (es) | 2017-10-02 |
| KR101867791B1 (ko) | 2018-06-15 |
| PH12017501096A1 (en) | 2017-11-27 |
| EA034517B1 (ru) | 2020-02-17 |
| KR20170067900A (ko) | 2017-06-16 |
| KR20170118255A (ko) | 2017-10-24 |
| CA2971689C (en) | 2020-11-03 |
| JP2022166223A (ja) | 2022-11-01 |
| US10278985B2 (en) | 2019-05-07 |
| WO2016104704A1 (ja) | 2016-06-30 |
| KR20180063381A (ko) | 2018-06-11 |
| JP7128243B2 (ja) | 2022-08-30 |
| MX384935B (es) | 2025-03-14 |
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