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Genentech’s commitment to clinical innovation includes healthcare community support. Use the links below to contact us, submit medical questions, and report adverse events or product complaints.
Report an Adverse Event
Phone: (888) 835-2555
Fax: (650) 225-4630
Hours: 24 hrs/day, 7 days/week
Mail:
Genentech US Drug Safety
1 DNA Way Mailstop 258A
South San Francisco, CA 94080
Report a Product Complaint
Report a product quality issue or abnormality that may be introduced during the manufacturing, labeling, packaging, shipping, handling, or storage of products.
Phone: (800) 334-0290
Hours: Monday - Friday, 5am - 5pm PT