发明名称 |
SUSTAINEDLY DRUG-RELEASING HYDROGEL CONTACT LENS, AND DRUG RELEASING METHOD USING SUSTAINEDLY DRUG-RELEASING HYDROGEL CONTACT LENS |
摘要 |
<p>Disclosed is a sustainedly drug-releasing hydrogel contact lens which can sustainedly release an anionic medicament such as an allergy-treating agent in a mildly irritating and effective manner while achieving vision correction. Specifically disclosed is a hydrogel comprising ionic monomers composed of at least a cationic monomer and an anionic monomer, wherein the component ratio of the ionic monomers is 5 to 20 mol% inclusive relative to the total amount of monomers that constitute the gel, and the content of the anionic monomer is 15 to 25 mol% inclusive relative to the content of the cationic monomer.</p> |
申请公布号 |
EP2399555(A1) |
申请公布日期 |
2011.12.28 |
申请号 |
EP20100743607 |
申请日期 |
2010.01.15 |
申请人 |
SEED CO., LTD.;SENJU PHARMACEUTICAL CO., LTD. |
发明人 |
SATO, TAKAO;MATSUNAGA, TORU;ICHINOKAWA, AYA;SAKAI, OSAMU |
分类号 |
A61F9/00;A61F9/007;A61K31/352;A61L27/00;A61P27/14;G02C7/04 |
主分类号 |
A61F9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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