Daiichi Sankyo is dedicated to creating new standards of care by leveraging our world-class science and technology. We currently have three innovative oncology medicines approved in the U.S. to treat certain patients with breast, lung and gastric cancer as well as acute myeloid leukemia and tenosynovial giant cell tumor. Our other U.S. medicines include those to treat thrombosis, stroke risk reduction and iron deficiency anemia.

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Have a question about a medicine?

Please call the Daiichi Sankyo Contact Center at 1-877-4DS-PROD
(1-877-437-7763) if you have a question about any of our medicines or to report
any adverse reactions to our medicines. To report negative side effects of
prescription drugs to the FDA, visit