PRTC Launches Celea to Advance Ph3-Ready IPF Drug

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12 August 2025 PureTech Health plc   PureTech Announces the Launch of Celea Therapeutics with a Mission to Transform the Treatment of Respiratory Diseases   Former Teva North America CEO Sven Dethlefs, PhD, to lead Celea   PureTech Health plc (Nasdaq: PRTC, LSE: PRTC) ("PureTech" or the "Company"), a clinical-stage biotherapeutics company dedicated to changing the lives of patients with devastating diseases, today announced the launch of a new Founded Entity Celea Therapeutics ("Celea").   Celea's mission is to deliver therapies that transform the lives of people with serious respiratory diseases. Its lead program, deupirfenidone (LYT-100), is a Phase 3-ready therapeutic candidate that holds promise across multiple fibrotic and inflammatory lung conditions and is initially being advanced for the treatment of idiopathic pulmonary fibrosis (IPF), a rare, progressive, and fatal lung disease. Sven Dethlefs, PhD, has been appointed to lead Celea, bringing deep expertise and a clear vision to accelerate the program's advancement. The launch of Celea reflects PureTech's commitment to advancing differentiated programs through focused, capital-efficient structures with seasoned leadership.   Dr. Dethlefs is a proven pharmaceutical executive with more than 25 years of experience in global commercialization, R&D strategy, business development, and operations. He has played a central role at PureTech, driving forward the deupirfenidone program for more than a year. Prior to joining PureTech, Dr. Dethlefs served as CEO of Teva North America, where he oversaw the company's $8 billion specialty branded and generic businesses across the U.S. and Canada. At Teva, he also held senior leadership roles as Global Head of Marketing and Portfolio, Head of Respiratory Medicines, and COO Operations. He played a key role in the successful launch of AUSTEDO®, Teva's blockbuster treatment for Tardive Dyskinesia and Huntington's Disease, which is a deuterated form of tetrabenazine. Prior to joining Teva, Dr. Dethlefs was a partner at McKinsey & Company. He holds a PhD in Biochemistry.   Dr. Sven Dethlefs commented: "Bringing meaningful innovation to patients with serious diseases has been a consistent theme throughout my career, and I believe deupirfenidone has the potential to be a true turning point in the treatment of IPF. Our Phase 2b da...

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