1. Chemotherapy Chemotherapy is a common treatment for mesothelioma. It uses drugs to kill cancer cells. Chemo can help slow the growth of tumors and ease symptoms. It's often used with other treatments like surgery or radiation. Chemotherapy drugs travel through the bloodstream to reach cancer cells all over the body. This makes it useful for mesothelioma, which can spread in the lining of the lungs, abdomen, or heart. The drugs work by stopping cancer cells from growing and dividing. There are a few things to know about chemo: It can have side effects, like nausea, hair loss, and fatigue....