Lion Corporation

Nobuhito Tabuchi

Manabu Hattori

Chieko Inoue

Miyuki Miyake

Akito Odaka

Hazuki Tsutsui

Disclosed is an ophthalmic composition which is characterized by containing (A) a vitamin A, (B) a polyoxyethylene polyoxypropylene glycol, and (C) an oil component that is selected from the group consisting of castor oil, soybean oil, sesame oil, peanut oil, olive oil, almond oil, wheat germ oil, corn oil, rapeseed oil, sunflower oil, purified lanolin and gel hydrocarbon.

Ophthalmic composition

Disclosed is an ophthalmic composition containing (A) not less than 50,000 units/100 mL of vitamin A, (B) not less than 0.4 W/V % of a polyoxyethylene polyoxypropylene glycol, and (C) trometamol.

Disclosed is a composition for soft contact lenses which enables to suppress adsorption of a basic chemical substance onto a soft contact lens. This composition for soft contact lenses comprises (A) a basic chemical substance selected from amines having a secondary amino group and/or a tertiary amino group and salts thereof, and (B) one or more substances selected from amino acids and salts thereof, acid mucopolysaccharides and salts thereof and cyclodextrin, while having a pH of 3.5 to 4.8. Also disclosed is a method for suppressing adsorption of the basic chemical substance onto a soft contact lens.

Growing community of inventors

Tokyo, Japan

Nobuhito Tabuchi