Gefitinib is used for the treatment of non-small cell lung cancer that has spread to other parts of the body in patients with certain types of tumors. It is a class of medications called kinase inhibitors. It works by impeding the action of a naturally occurring substance which is needed to accelerate growth of cancer cells.
Side Effects
Gefitinib may cause side effects. Common side effects include dry skin, itching, rash, acne, mouth sores, and weakness.