Third Harmonic Bio Inc is a biopharmaceutical company focused on the development of the next wave of medicine for the treatment of inflammatory diseases, including dermal, respiratory, and gastrointestinal diseases. The company's product candidate, THB001, is a selective, oral small-molecule inhibitor of KIT, a cell surface receptor that serves as the master regulator of mast cell function and survival. Its other product candidate THB335, is a potent, selective, oral small molecule KIT inhibitor, for the treatment of multiple mast cell-driven inflammatory diseases of the skin, airway, and gastrointestinal tract.