| abstract |
PROBLEM TO BE SOLVED: To provide a novel ophthalmic composition capable of self-emulsification. According to the present invention, a non-aqueous self-emulsifying system containing a predetermined amount of oil, a poorly water-soluble drug, and one or more surfactants, which naturally produces a nano-sized emulsion upon contact with an aqueous phase. A topical ophthalmic preparation containing the above and a method for preparing the same is provided. [Selection diagram] None |