A drug consisting of a preparation of humanized monoclonal antibodies directed against a cell surface receptor (human epidermal growth factor receptor 2; Her2) which contributes to the growth of some breast cancers, used in the treatment of such cancers.
A trademark for this drug is Herceptin..
Origin
1990s; earliest use found in Business Wire. From trastuz- (origin unknown) +-u- + -mab, representing monoclonal antibody.