Tags: Drug.
Pemtumomab (trade name Theragyn) is a mouse monoclonal antibody used to treat cancer. The substance has affinity to various types of cancer like ovarian cancer and peritoneal cancer via the polymorphic epithelial mucin (PEM or MUC-1) and delivers the radioisotope Yttrium-90 into the tumour. As of 2009 it is undergoing Phase III clinical trials.It has been granted orphan drug status in Europe.