EGF and lung cancer: For example, Jinfu Kang preparation, which consists of 12 herbs, has been used in the clinical treatment of lung cancer for a long time, and it has been proved that Jinfu Kang can inhibit CTC-TJH-01 cells by negatively regulating the EGF signaling pathway in CTC-TJH-01 exosomes of lung cancer circulating tumor cells metastasis (53).