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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.

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