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Contact Us.

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Site of US Headquarters Teaneck, New Jersey

GC Biopharma USA Headquarters

In 2019, GC Biopharma USA established sales, marketing, and business operations in Fort Lee, NJ to serve customers and patients throughout the US. In 2023, due to growth and expansion, operations were relocated to the current location in Teaneck, NJ.



For medical information:

If you have an inquiry related to drug safety, or to report adverse events, please contact GC Biopharma USA at 1-833-426-6426 or email medicalinfo@gcbiopharmausa.com. You can also visit FDA.gov/medwatch or call 1-800-FDA-1088.


For general information:

If you are looking to connect with a representative, hear from our team about industry events, and stay up to date with GC Biopharma USA, please fill out the form below.

Contact Form

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Any personal data you provide, including all data contained in this form (collectively referred to from now on as "data"), will be stored and used by GC Biopharma USA, the GC company responsible for responding to your request. We will only collect and save data that are adequate, relevant, and not excessive about the purpose for which they are collected.

You are responsible for ensuring that the personal data you provide are truthful, correct, unambiguous, and up to date.

You can request to be provided with information about data that we store/process about you. Also, you have the right (i) to have any personal data blocked or deleted, (ii) to object to the processing of your data unless applicable laws and regulations oblige us to store/keep processing your personal data, (iii) to have any incorrect data corrected, and (iv) to have your data transferred to a third party.

If you do not have your data deleted, it will remain stored for the period of time necessary for the purposes for which the data were collected or for which they are further processed.