As a specialized eye health company, Santen's products and services are designed to help patients, consumers and healthcare professionals enjoy better vision. Guided by its CORE PRINCIPLE "Tenki ni sanyo suru", Santen has been committed to helping people maintain and improve their eye health for over 130 years. Santen is globally engaged in the research and development, manufacturing, sales and marketing of pharmaceutical eye care products and supports the eye health of around 50 million people in over 60 countries and regions worldwide.