Idoribetysiv is a monoclonal antibody designed for the treatment of certain types of cancer, specifically targeting the protein known as PD-1 (programmed cell death protein 1). By inhibiting PD-1, it enhances the immune system's ability to recognize and attack cancer cells. This therapy is part of the broader category of immune checkpoint inhibitors, which have become an important aspect of cancer immunotherapy. Clinical studies continue to evaluate its efficacy and safety profile in various cancer types.