The goal of chemotherapy is to stop the growth of cancer cells in your body, either by preventing them from dividing or killing them.
Chemotherapy affects cells throughout the body—not just cancer cells. If you’re having difficulty eating what your body needs to keep pace with treatment, it may be because the cells in your mouth and digestive tract are being impacted. In some cases, taking more than one chemotherapy drug during treatment may add to the number or severity of your side effects.
Chemotherapy side effects