Skip to main content

Have a Question? Use Our New Chat Feature! Chat with our Medical Information Specialists by clicking on the Chat with us button, now available in the lower right corner of this screen.

Need to contact our Medical Affairs team? We can respond to your inquiry or you can request an MSL visit.​

Contact Medical Information

Call Us

phone symbol

1-800-504-5434
Select option #1

CSL Behring News

For General Questions

CSL Behring US Medical Affairs
1020 First Avenue
King of Prussia, PA 19406 USA

Phone: 610-878-4000
Fax: 610-878-4009

Mon - Fri 7:30 a.m. - 4:30 p.m. EST

For U.S. Healthcare Professionals only
For U.S. Healthcare Professionals only

The purpose of this CSL Behring Medical Affairs website is to support Healthcare Professionals with scientific information. This website is also a channel for U.S. Healthcare Professionals to submit questions or connect with CSL Behring U.S. Healthcare Professionals. The information provided is for educational purposes only and is not intended to promote any products. By continuing to use this site you are acknowledging that you are a US Healthcare Professional

toggle chat overlay
toggle chat overlay Chat with us