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Principia Biopharma Inc.
220E Grand Avenue
South San Francisco, CA 94080
Phone: 650.416.7700

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Principia is now a Sanofi company.

As of September 28, 2020, Sanofi and Principia have joined forces to expand and accelerate the potential benefits of therapies for patients with immune-mediated diseases. We will work together to bring these novel therapies to patients faster. Read press release.

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