FREQUENTLY ASKED QUESTIONS

Corporate Headquarters/General Inquiries

Otsuka America Pharmaceutical, Inc.
Rockville, MD 20850 USA
(301) 990-0030 phone; (800) 562-3974 toll free
(301) 212-8647 fax Otsuka America Pharmaceutical, Inc.
Otsuka Pharmaceutical Development and Commercialization, Inc.
Princeton, NJ 08540 USA
(609) 524-6788 phone; (800) 562-3974 toll free
(609) 955-3368 fax

How do I find out more about the Otsuka companies in the United States?

Visit the Our Companies section of OAPI and OPDC.

Where can I find information on your products?

Visit OAPI's Products section on this website to learn more about our marketed products. For questions/comments regarding any of Otsuka's products, please use the following contact information: Patient Assistance 1 Please see FULL PRESCRIBING INFORMATION, including BOXED WARNING, for ABILIFY MAINTENA® (aripiprazole).
2 Please see FULL PRESCRIBING INFORMATION, including BOXED WARNING, for ABILIFY® (aripiprazole).
3 Please see FULL PRESCRIBING INFORMATION, including BOXED WARNING, for SAMSCA® (tolvaptan).
4 Please see FULL PRESCRIBING INFORMATION, including BOXED WARNING, for IV BUSULFEX® (busulfan).
5 Please see FULL PRESCRIBING INFORMATION for BreathTek®.
6 Please see FULL PRESCRIBING INFORMATION for SPRYCEL® (dasatinib).
7 Please see FULL PRESCRIBING INFORMATION, including BOXED WARNING, for PLETAL® (cilostazol).
8 Please see FULL PRESCRIBING INFORMATION, including BOXED WARNING, for DACOGEN® (decitabine).

General FAQs

What is the culture of your organization?

Visit our Culture section on this website.

How can I apply for a job at Otsuka in the U.S.?

Visit our Careers section on this website.

How can I learn more about Otsuka's portfolio in the U.S.?

View our Research & Development section on this website.
To learn more about Otsuka's clinical trials, visit http://www.clinicaltrials.gov.

How do I report an Adverse Event?

For SPRYCEL® (dasatinib), call: 1-800-721-5072. For all other Otsuka products, call (800) 438-9927. If you are experiencing a medical emergency, please contact your healthcare provider or call 911.

How can I apply for an Educational Grant or Sponsorship from Otsuka?

Visit our Grants Department on this website.