Contact Us
For questions or to request information, please contact us.
Ionis Pharmaceuticals, Inc.
Confidential Reporting Helpline:
For all inquiries, please visit this link.
Adverse Event Reporting:
To report an Adverse Event or safety concern with use of an Ionis product, please call (800) 491-2664 or email adverseevent@ionis.com.
If you are experiencing a medical emergency, please dial emergency services such as 911 or 112. For any other assistance, please call our Corporate Headquarters: (760) 931-9200.
Ionis Patient Advocacy Contact:
Ionis Data Privacy Contact:
General Inquiries: