| abstract |
In an aqueous ophthalmic composition for contact lenses containing a refreshing agent and / or chlorobutanol, the composition is made into an oil-in-water emulsion, whereby the adsorption of the refreshing agent and / or chlorobutanol to the contact lens and chloro Disclosed are a method for suppressing a decrease in pH due to butanol, and an ophthalmic composition for contact lenses in the form of an oil-in-water emulsion containing a cooling agent and / or chlorobutanol. |