仅用于工业应用或科学研究，不可用于人类或动物的临床诊断或治疗，非药用. Ramucirumab is a human VEGFR-2 antagonist for the treatment of solid tumors. Ramucirumab is a recombinant human immunoglobulin G1 monoclonal antibody that binds to the extracellular binding domain of VEGFR-2 and prevents the binding of VEGFR ligands: VEGF-A, VEGF-C, and VEGF-D. Ramucirumab is also an angiogenesis inhibitor