RXDX · Prometheus Biosciences Inc

Prometheus Biosciences, Inc., a clinical-stage biotechnology company, engages in the discovery, development, and commercialization of novel therapeutics for the treatment of inflammatory bowel diseases (IBD). Its lead product includes PRA023, a humanized IgG1 monoclonal antibody (mAb), which is in Phase IIa clinical trial for the treatment of ulcerative colitis and Crohn's disease, as well as systemic sclerosis-associated interstitial lung disease. The company also develops PR300, a G-protein coupled receptor modulator for IBD and potentially other immune-mediated diseases; PRA052, an anti-CD30L mAb for IBD; PR1100, an anti-cytokine receptor mAb for IBD and other immune-mediated diseases; and PR2100, an anti-inflammatory cytokine mAb for IBD, and inflammatory and fibrotic diseases. It has a diagnostics development and collaboration agreement with Takeda Pharmaceutical Company Limited; co-development and manufacturing agreement with Dr. Falk Pharma GmbH for PRA052; license agreement with Cedars-Sinai Medical Center; and strategic collaboration with Millennium Pharmaceuticals, Inc. The company was formerly known as Precision IBD, Inc. and changed its name to Prometheus Biosciences, Inc. in October 2019. Prometheus Biosciences, Inc. was incorporated in 2016 and is headquartered in San Diego, California. As of June 16, 2023, Prometheus Biosciences, Inc. operates as a subsidiary of Merck & Co., Inc.