Gefitinib is a type of targeted cancer drug called a tyrosine kinase inhibitor "(TKI). Tyrosine kinase is a protein that sends signals telling cancer cells to grow. "

Capecitabin " is also used together with docetaxel to treat metastatic breast cancer (breast cancer that has spread to other parts of the body) in patients who have received other medicines (eg, paclitaxel) but did not worked well, or in patients who cannot receive cancer medicines anymore."

Gefitinib " is used to treat non-small cell lung cancer that has spread to other parts of the body in people with certain types of tumors. Gefitinib is in a class of medications called kinase inhibitors. It works by blocking the action of a certain naturally occurring substance that may be needed to help cancer cells multiply. For Gefitinib to work the cancer cells need to have receptors for a protein called epidermal growth factor (EGFR). "

Dosing

"Gefitinib comes as a tablet to take by mouth. It is usually taken with or without food once a day. Take Gefitinib at around the same time every day. Take the missed dose as soon as you remember it. However, if it is less than 12 hours before your next dose, skip the missed dose and continue your regular dosing schedule. Do not take a double dose to make up for a missed one."

Side Effect:
"Abdominal or stomach pain or tenderness"
"Clay colored stools"
"Decreased appetite"
"Diarrhea, severe"
"Itching or skin rash"
"Nausea and vomiting"
"Swelling of the feet or lower legs"
"Yellow eyes or skin"