About Us

Established in 2005, Senju USA is a subsidiary of Senju Pharmaceutical Co., Ltd., one of the leading pharmaceutical in the field of ophthalmology in Japan, with over 90% of its sales generated from prescription drugs. Senju aims to create excellent medicines and services in the areas of the five senses (eyes, ears, mouth, nose, and skin), which are what enable us to experience the joys of life.

Senju USA is a team of business development and R&D members who have the same goal.

water solution
  • Supporting Senju Pharmaceutical Co., Ltd. for:
    • In-licensing and out-licensing business
    • Research collaboration business
  • Investing in a company having research and clinical development
  • Establishing a joint venture company to in/out-license a unique technology
  • Targeting the following fields focusing on unmet needs and rear diseases, and treatment with unique device and drug delivery system in collaboration with various partners:
    • Ophthalmology
    • Dental
  • Supporting Senju Pharmaceutical Co., Ltd. for development activities

Who We Are


To maximize number of customers who could become happy through our products. Being filled with a sense of mission, we continue our commitment to research and development of innovative and improved products that meets the need of patients and doctors.


2007, APRIL
2005, APRIL

Senju New Formulation Lab (SNFL) has been opened at Pasadena, CA. (Closed)
Senju USA has moved to Woodland Hills, CA.
Senju USA has been founded in Encino, CA.

Corporate Social Responsibility

Our management principle “Good Company” means that we strongly believe that our company should be a trustworthy and essential company by putting ourselves into the other person’s shoes and acting under the company concept of “If I were you.” Based on our principle and concept, we swear to continue improving and maintaining the following factors as our Corporate Social Responsibility (CSR).

As a pharmaceutical company, we develop products keeping in mind the patients and physicians needs. Furthermore, we comply with relevant regulations including the Sunshine Act.

We regularly supply medical products with good quality to people who may need it.

We give employees a good work environment to work free from anxiety.

We are always aware of concern for the environment and therefore we make every effort to conserve the environment.