GENERIC NAME: GEFITINIB - ORAL (ge-FI-ti-nib)
BRAND NAME(S): Iressa
WARNING: Gefitinib has rarely caused very serious (possibly fatal) liver disease. Get medical help right away if you develop symptoms of liver disease, including stomach/abdominal pain, extreme fatigue, dark urine, yellowing eyes/skin.
Gefitinib has also rarely caused very serious (possibly fatal) holes in the wall of the stomach or intestines. Get medical help right away if you develop stomach/abdominal pain, black/bloody stools, or vomit that looks like coffee grounds.
HOW TO USE: Take gefitinib by mouth once daily, with or without food, or as directed.Medications which reduce or completely block stomach acid (e.g., proton pump inhibitors/PPIs, H2 blockers, antacids) may decrease the absorption of gefitinib. This could decrease the effectiveness of gefitinib. Consult your doctor or pharmacist if you are taking any of these medications.Use this medication regularly in order to get the most benefit from it. To help you remember, use it at the same time each day.
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