Mixed COPD results for Regeneron, Sanofi drug cloud approval chances

Results released Friday show itepekimab succeeded in one Phase 3 trial but failed in a second, sinking shares of both partner companies.

May 30, 2025 - 16:10
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Mixed COPD results for Regeneron, Sanofi drug cloud approval chances

Results released Friday show itepekimab succeeded in one Phase 3 trial but failed in a second, sinking shares of both partner companies.