PureTech Health plc, engages in the development and commercialization of biotechnology and pharmaceutical solutions in the United States. It is developing LYT-100, which is under Phase 2 stage, to treat idiopathic pulmonary fibrosis (IPF); and LYT-200, a IgG4 monoclonal antibody, currently under Phase 1/2 stage, targeting galectin-9 for treating solid tumors and hematological malignancies. The company also develops SPT-300, an oral drug of allopregnanolone for the treatment of anxious depression; and delivers transformative medicines for patients with psychiatric and neurological conditions. In addition, the company develops hydrogels to enable the oral administration of peptide therapeutics in preclinical development; oral therapies based on defined bacterial consortia that is in phase 3 clinical stage; and engineering hematopoietic stem cells to enable targeted therapies for patients with blood cancers.