| abstract |
An ophthalmic composition is presented comprising diquafosol or its salt and a cationic polymer, wherein the cationic polymer is at least one selected from the group consisting of chitosan, a chitosan derivative, a cationic (meth) acrylate copolymer, a cationic silicone polymer, a diallyl quaternary ammonium copolymer salt and acrylamide, cationic hydrolyzed keratin, hydrolyzed silk cationic, cationic hydrolyzed collagen, hydrolyzed casein cationic, cationic hydrolyzed soy protein, a cationic copolymer of vinylpyrrolidone, polyvinylpyrrolidone, dimetildiakrilammoniyhlorida homopolymer, a copolymer of adipic acid and dimethylaminohydroxypropyl adipic acid copolymer and a copolymer epoxypropyl akrilamida-- methacryloyloxyethyltrimethylammoniummethyl sulfate. |