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Sanofi Makes its Biggest External Play Yet With Long-Term Regeneron Deal

Executive Summary

The billion-dollar expansion of Sanofi’s R&D relationship with antibody platform firm Regeneron Pharmaceuticals, announced in November, effectively turns Regeneron into Sanofi’s external antibody shop through 2017 and gives Paris-based Sanofi a potential bounty of monoclonal antibodies for its pipeline. just as its old-line small molecule products such as the blockbuster blood-thinner clopidogrel (Plavix) face generic competition for the first time.

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