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Press Releases

This section and the included press releases are presented for historical purposes only. Press releases and other documents speak only as of the date thereof.

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Date Title
Toggle Summary Sienna Biopharmaceuticals Acquires Creabilis plc
Acquisition Adds Phase IIb Product, Clinical Candidates and Novel Discovery Platform to Sienna's Growing Pipeline WESTLAKE VILLAGE, Calif. , Dec. 6, 2016 /PRNewswire/ --  Sienna Biopharmaceuticals, Inc. , a privately held, clinical-stage medical dermatology and aesthetics company, today
Toggle Summary Sienna Biopharmaceuticals Announces Second Closing of Series A Financing
Strong Investor Demand Increases Total Investments to $46M WESTLAKE VILLAGE, Calif.--( BUSINESS WIRE )-- Sienna Biopharmaceuticals, Inc. (Sienna), a clinical stage company focused on medical dermatology and aesthetics, today announced it has completed a second closing of its Series A financing,
Toggle Summary Sienna Biopharmaceuticals Announces $34 Million Series A Financing
Company Founded to Improve Patient Outcomes and Advance Practice of Medicine in Aesthetics and Medical Dermatology WESTLAKE VILLAGE, Calif.--( BUSINESS WIRE )--Sienna Biopharmaceuticals, Inc., a development stage company focused on aesthetics and medical dermatology, today announced that it