An anti cancer medicine is also called antineoplastic drug, any drug that is effective in the treatment of malignant, or cancerous, disease. Anticancer describes natural methods of health care that contribute to preventing the development of cancer or to bolstering treatment. Erlotinib is a cancer medicine that interferes with the growth of cancer cells and slows their spread in the body. Erlotinib is used to treat non-small cell lung cancer or pancreatic cancer that has spread to other parts of the body (metastatic). The anti cancer medicine is offered by us in various types that is very useful in treatment of various ailments.