Vectibix

List of products in the National Drug Code with proprietary name vectibix. This medication is used to treat a certain type of cancer of the colon (large intestine) or rectum that has spread to other parts of the body. Panitumumab is a man-made protein (monoclonal antibody) that binds to a certain protein (epidermal growth factor receptor-EGFR). It works by slowing or stopping the growth of cancer cells.