Contact Us

Models used for illustrative purposes only.  
For help with questions about BETASERON (interferon beta-1b), please call (toll-free)
1-888-84-BAYER (1-888-842-2937).
To speak with an MS-trained BETA Nurse 24/7, even weekends and holidays, just call
For information on affording BETASERON, including health insurance questions, call an Access Specialist at 1-844-788-1470.
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