Purple Biotech Ltd., a clinical-stage company, focuses on developing therapies to overcome tumor immune evasion and drug for cancer patients in the United States. Its oncology pipeline includes CM24, a monoclonal antibody that blocks carcinoembryonic antigen related cell adhesion molecule 1 as a combination therapy with anti-PD-1 checkpoint inhibitors, which is in Phase 1b/2 clinical trials for the treatment of non-small cell lung cancer and pancreatic cancer; and NT219, a small molecule that targets insulin receptor substrate 1 and 2, and signal transducer and activator of transcription, which is in Phase 1/2 clinical trials for the treatment of recurrent and/or metastatic solid tumors and squamous cell carcinoma of the head and neck cancer. The company was formerly known as Kitov Pharma Ltd and changed its name to Purple Biotech Ltd. in December 2020. The company is headquartered in Rehovot, Israel.