Phathom Pharmaceuticals, Inc., biopharmaceutical company, focuses on developing and commercializing treatments for gastrointestinal diseases. The company has the rights in the United States, Europe, and Canada for an investigational potassium-competitive acid blocker (P-CAB) that blocks acid secretion in the stomach. It is also developing vonoprazan for the treatment of erosive gastroesophageal reflux disease; and in combination with antibiotics for the treatment of Helicobacter pylori infection. The company was incorporated in 2018 and is headquartered in Florham Park, New Jersey. Address: 100 Campus Drive, Florham Park, NJ, United States, 07932