Get emergency medical help if you have signs of an allergic reaction to Ilumya: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
You may get infections more easily, even serious or fatal infections. Call your doctor right away if you have signs of infection such as:
fever, chills, sweating;
skin sores;
muscle pain;
increased urination, pain or burning when you urinate;
stomach pain, diarrhea, weight loss; or
cough, shortness of breath, coughing up pink or red mucus.
Common Ilumya side effects may include:
pain, itching, rash, redness, swelling, bruising, or bleeding where the medicine was injected;
diarrhea; or
cold symptoms such as stuffy nose, sneezing, sore throat.
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.
 Ilumya side effects (more detail)
