Medical Information

Adverse Events or Product Quality Complaints

If you want to report an adverse event related to use of CABOMETYX or COMETRIQ, or if you have a CABOMETYX or COMETRIQ product quality complaint, please call 1-855-500-3935 (EXEL).

Medical Information Call Center

If you would like to speak with someone or need assistance with your medical information query, please call our Medical Information Center at 1-855-292-3935 (EXEL).

COTELLIC® (cobimetinib)

For medical inquiries related to COTELLIC, please contact Genentech Medical Communications at (800) 821-8590 or visit their website at

Access to Investigational Medications

Learn about Exelixis' policy on access to investigational medications here.

Other Medical Information Inquiries

For all other inquiries please click here.