Composition of a first unlabeled monoclonal antibody, which binds to a tumor antigen and a second monoclonal antibody that has no cross reaction and is labeled with a NIR fluorescence label

摘要

A pharmaceutical composition containing: a) an unlabeled monoclonal antibody that specifically binds to a tumor antigen and b) a second monoclonal antibody labeled with an NIR fluorescence label, which specifically binds to the same tumor antigen, characterized in that , the first and second antibodies do not show cross reactivity.