| 摘要 |
PROBLEM TO BE SOLVED: To provide an ophthalmic composition with a longer duration of action advantageous for instillation once daily for the treatment or prevention of ocular allergy and a number of different symptoms of ocular allergy.SOLUTION: The ophthalmic composition comprises alcaftadine, by formula, its pharmaceutically acceptable salts, its N-oxides, hydrates, solvates, polymorphs, or mixtures thereof, sodium chloride, sodium phosphate, benzalkonium chloride, edetate disodium, and an ophthalmic vehicle. |
