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Contact Us

Office building located at 211 Mt. Airy Road, Basking Ridge, NJ

U.S. Corporate Headquarters

Daiichi Sankyo, Inc.
211 Mt. Airy Road
Basking Ridge, NJ 07920-2311
Phone: 908-992-6400
Fax: 973-944-2645

Daiichi Sankyo Call Center

1-877-437-7763
For healthcare providers and patients with questions or concerns about our products.

Patient Assistance Program

For more information, visit the Daiichi Sankyo Access Central website at DSI Access Central to learn more about medication coverage and access support, financial assistance and other helpful resources.
Phone: 1-866-268-7327

Expanded Access Program

For information, visit: Expanded Access to Investigational Products

Supplier Diversity Program

Daiichi Sankyo, Inc.
Attn: Supplier Diversity Department
211 Mt. Airy Road
Basking Ridge, NJ 07920-2311
Phone: 1-877-726-5961 ext. 8080989
smallbusinessplan@dsi.com

Office of Certified Continuing Medical Education

Daiichi Sankyo, Inc.
Attn: OCME
211 Mt. Airy Road
Basking Ridge, NJ 07920-2311
Phone: 973-944-2599
Fax: 973-944-2267
OCME@dsi.com

Compliance Hotline

Call 1-877-48-ALERT (1-877-482-5378) with questions on compliance or ethical issues or to report unethical or questionable activity.

Reporting Adverse Reactions

Please report any adverse reactions to our products to the Daiichi Sankyo Contact Center at 1-877-4 DS-PROD (1-877-437-7763). Health professionals, consumers and patients can voluntarily report observed or suspected adverse events for human medical products to FDA at www.fda.gov/medwatch or by calling 1-800-FDA-1088.