| abstract |
[PROBLEMS] To provide a novel antibacterial agent that can be applied to an ophthalmic composition and can replace an antibacterial agent that has been widely used in the field, and of course, is excellent in antibacterial activity, as well as safety and stability. [Solution] Piroctone olamine, which has a proven track record as a main agent for preventing dandruff and itching in quasi-drugs, has low irritation to the ocular mucosa and is used as an ophthalmic composition. It was found that by using it, good antibacterial power was imparted and it had high safety. [Selection figure] None |