Upamostat is a serine protease inhibitor. Upamostat is the orally available prodrug of the WX-UK1, which is a urokinase plasminogen activator (uPA) inhibitor.
Cetraxate (DV-1006) Hydrochloride (HCl) is a mucosal protective agent and an anti-ulcer drug candidate. Cetraxate raises levels of calcitonin gene-related peptide and substance P in human plasma.