PHARMACEUTICAL COMPOSITION FOR TREATING DIFFUSE-TYPE GASTRIC CANCER

摘要

The present invention addresses the problem of providing a molecular targeted drug that is efficacious for diffuse-type gastric cancer. Provided is a pharmaceutical composition for treating diffuse-type gastric cancer in a patient, said pharmaceutical composition comprising an EGF receptor inhibitor having ErbB1 inhibitory activity and ErbB4 inhibitory activity. Also provided is the aforesaid pharmaceutical composition that is to be used in a combination therapy with an anti-VEGF receptor 2 antibody and/or a cMET inhibitor. Also provided is a method for treating diffuse-type gastric cancer in a patient, said method comprising a step for administering the patient with an EGF receptor inhibitor having ErbB1 inhibitory activity and ErbB4 inhibitory activity.