WHAT IS GLIVEC 400 Mg Tablets? Glivec (imagine) interferes with the growth of some cancer cells. Glivec is used to treat certain types of leukemia (blood cancer), bone marrow disorders, and skin cancer, or certain tumours of the stomach and digestive system. Before taking this medicine you should not use GLIVEC if you are allergic to imatinib. To make sure GLIVEC is safe for you, tell your doctor if you have ever had: liver disease (especially hepatitis B); Kidney disease; Underactive thyroid, recent or upcoming thyroid surgery; Heart disease, congestive heart failure; a stomach ulcer or bleeding; Diabetes; or Chemotherapy. Side effects: Get emergency medical help if you have signs of an allergic reaction to GLIVEC (hives, difficult breathing, swelling in your face or throat) or a severe skin reaction (fever, sore throat, burning in your eyes, skin pain, red or purple skin rash that spreads and causes blistering and peeling). Fluid retention - shortness of breath (even while lying down), swelling, rapid weight gain; Fluid build-up in the lungs - pain when you breathe, wheezing, gasping for breath, cough with foamy mucus; Liver problems - upper stomach pain, loss of appetite, dark urine, jaundice (yellowing of the skin or eyes); low blood cell counts - fever, cold or flu symptoms, easy bruising, unusual bleeding, mouth sores, pale skin, unusual tiredness, feeling light-headed, cold hands and feet; Signs of stomach bleeding - bloody or tarry stools, coughing up blood or vomit that looks like coffee grounds; signs of tumour cell breakdown - confusion, fast or slow heart rate, fluttering in your chest, nausea, vomiting, diarrhea, tingling in your hands or feet, tingling around your mouth; or thyroid symptoms - tiredness, dry skin, hair loss, constipation, depression, slow heart rate, unusual weight gain, feeling more sensitive to cold temperatures.