What side effects may I notice from receiving Imatinib?

Side effects that you should report to your doctor or health care professional as soon as possible:

-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-breathing problems
-changes in vision
-dark urine
-general ill feeling or flu-like symptoms
-light-colored stools
-loss of appetite
-low blood counts - this medicine may decrease the number of white blood cells, red blood cells and platelets. You may be at increased risk for infections and bleeding.
-mouth sores
-rash, fever, and swollen lymph nodes
-redness, blistering, peeling or loosening of the skin, including inside the mouth
-right upper belly pain
-signs of decreased platelets or bleeding - bruising, pinpoint red spots on the skin, black, tarry stools, blood in the urine, nosebleeds
-signs of decreased red blood cells - unusually weak or tired, fainting spells, lightheadedness
-signs of infection - fever or chills, cough, sore throat, pain or difficulty passing urine
-swelling of the legs or ankles
-trouble passing urine or change in the amount of urine
-vomiting
-yellowing of the eyes or skin

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

-decreased appetite
-diarrhea
-difficulty sleeping
-headache
-heartburn
-joint pain
-muscle cramps or pain
-nausea
-upset stomach

This list may not describe all possible side effects for Imatinib. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.