Opthea Limited is an Australian biopharmaceutical company operating at the clinical development stage, focused on discovering and commercializing treatments primarily for ophthalmic conditions. Its research and development efforts are underpinned by an intellectual property portfolio that covers Vascular Endothelial Growth Factors (VEGF) C and D, along with VEGF Receptor-3. This proprietary foundation targets diseases stemming from abnormal blood and lymphatic vessel growth or vascular leakage.