Our Products

Eisai Co., Ltd is a human health care (hhc) company that seeks to discover and develop innovative therapies that can help satisfy unmet medical needs and contribute to the health and well-being of people worldwide. Our hhc mission means that we regard patients and their families as the most important participants in the health care process and we are dedicated to helping improve their lives. As the Hong Kong pharmaceutical subsidiary of Tokyo-based Eisai Co., Ltd., we have 13 brands specializing in the fields of Oncology, Central Nervous System, Digestive System, Endocrine and Orthopedics. In addition to our marketed products, Eisai invests in a diverse R&D pipeline in an effort to bring new treatments to patients in need.


(donepezil hydrochloride 5mg, 10mg, 23 mg)


(Perampanel tablets 2mg, 4 mg)


Breast cancer
(Eribulin mesylate 2 mg)


Peripheral neuropathies
(Mecobalamin 500 ug)


Gastro-esophageal reflex disease
rabeprazole sodium 10 mg, 20 mg