Major Milestones

Eisai in the United States

2019

Eisai Center for Genetics Guided Dementia Discovery to open in spring. Utilizing the insights gained from the AiM Institute, the Center will harness the power of human genetics to develop next-generation medicines for Alzheimer’s disease (AD) and other dementias

2018

Signs strategic collaboration for the worldwide co-development and co-commercialization of cancer agent with Merck & Co., Inc.

The Eisai Oncology Biologics Laboratory was established at the former Morphotek site in Exton, Pa., to discover and develop monoclonal antibodies to treat cancer, inflammation and infectious diseases.

2017

Eisai Inc. signed an agreement with Grupo Biotoscana (GBT), granting GBT the exclusive licensing rights to commercialize two oncology and two neurology products throughout most of Latin America. Eisai will continue to retain the rights to the two oncology products in Mexico

Expands existing collaboration agreement with Biogen to develop and commercialize Investigational Alzheimer’s disease treatments

2016

Eisai Andover innovative Medicines (AiM) Institute established to discover biology driven precision medicines

2015

Enter into collaboration with Biogen to develop and commercialize investigational Alzheimer’s disease treatments

Entered into a worldwide collaboration agreement with Purdue Pharma for the clinical development and commercialization of an investigational compound for the treatment of insomnia

2011

Founds H3 Biomedicine to bolster personalized cancer treatment discovery; establishes sales and marketing subsidiaries in Brazil and Mexico

2010

Initiates metabolic franchise; establishes sales and marketing subsidiary in Canada

2008

Acquires MGI Pharma, Inc., including manufacturing facility in Baltimore, Md.

2007

Acquires Morphotek Inc.to bolster monoclonal antibody development

2006

Starts oncology franchise

2005

Eisai Inc. reaches sales of $2 billion

2002

Achieves product sales of $1 billion

1997 Launches first product (neurology); begins production/packaging operations in US
1996 Introduces field sales force
1995

Eisai Inc. is established as US commercial subsidiary

1987 Eisai creates R&D presence in Andover, Mass.

Eisai Internationally

2016

To learn more about Eisai's global milestones, please click here.