Contact Us

If your question is about a medical condition, then you should consult with a healthcare professional or, in the case of an emergency, call 911 immediately.

Standard business hours for CSL Behring are 8:30 AM to 5:00 PM Eastern Time.

CSL Behring Headquarters
Phone: 610-878-4000
Fax: 610-878-4009
Location: North America Headquarters
Address: P.O. Box 61501
1020 First Avenue
King of Prussia, PA 19406 USA
 
Consumer Affairs
For Consumer Information
Phone: 888-508-6978
Fax: 610-878-4008
 
Medical Affairs
Phone: 800-504-5434
Fax: 610-878-4007
 
Adverse Events
To Report an Adverse Event
Phone: 610-878-4193
Phone: 866-915-6958 (24-hour toll free number)

All fields marked with an asterisk (*) are required.  

*To ensure that your question or comment is directed to the appropriate CSL Behring department, please select one of these choices:
 
 
*Salutation:  
*First Name:  
*Last Name:  
*I am a:  
*E-mail Address:    
*Confirm E-mail Address:    
 
Please enter your comments:
 
*Type in the verification word and click "Submit":


 

    

   
 
Prior to submitting your information, please review our Privacy Policy.