500mg Capecitabine Tablets IP is used to treat breast, colon, or rectal cancer. It works by slowing or stopping the growth of cancer cells. Capecitabine tablets are a prescription medicine used to treat people with: 1 cancer of the colon that has spread to lymph nodes in the area close to the colon (Dukes C stage). Capecitabine is sometimes used when cancer has spread to other parts of the body (metastatic). It is used by people who have undergone complete resection of the primary tumor when treatment with fluoropyrimidine therapy alone is preferred. 500mg Capecitabine Tablets IP are very useful.