Get emergency medical help if you have signs of an allergic reaction to Onureg: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have:
severe ongoing nausea, vomiting, or diarrhea;
redness, swelling, warmth, oozing, or other signs of skin infection;
low blood cell counts--fever, chills, tiredness, mouth sores, skin sores, easy bruising, unusual bleeding, pale skin, cold hands and feet, feeling light-headed or short of breath;
signs of a lung infection--fever, cough with mucus, chest pain, feeling short of breath;
kidney problems--pain in your lower back, blood in your urine, little or no urination, swelling in your feet or ankles;
liver problems--upper stomach pain, itching, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes);
low potassium level--leg cramps, constipation, irregular heartbeats, fluttering in your chest, increased thirst or urination, numbness or tingling, muscle weakness or limp feeling; or
signs of tumor cell breakdown--tiredness, weakness, muscle cramps, nausea, vomiting, diarrhea, fast or slow heart rate, tingling in your hands and feet or around your mouth.
Common Onureg side effects may include:
fever, chills, bruising, or other signs of low blood cell counts;
lung infection;
low potassium;
nausea, vomiting, stomach pain, loss of appetite;
constipation, diarrhea;
joint pain, pain in your arms or legs;
feeling weak or tired; or
dizziness.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Onureg side effects (more detail)
