Avelumab Side Effects
What should I watch for?
Your condition will be monitored carefully while you are receiving this medicine.
You may need blood work done while you are taking this medicine.
Do not become pregnant while taking this medicine or for at least 1 month after stopping it. Women should inform their doctor if they wish to become pregnant or think they might be pregnant. There is a potential for serious side effects to an unborn child. Talk to your health care professional or pharmacist for more information. Do not breast-feed an infant while taking this medicine or for at least 1 month after the last dose.
Side Effects to watch for
Side effects that you should report to your doctor or health care professional as soon as possible:
- back pain
- black, tarry stools
- bloody or watery diarrhea
- breathing problems
- changes in emotions or mood
- changes in vision
- chest pain or chest tightness
- fast or irregular heart beat
- feeling faint or lightheaded
- hair loss
- increased hunger or thirst
- increased urination
- joint pain
- muscle weakness
- nausea, vomiting
- redness, blistering, peeling or loosening of the skin, including inside the mouth
- signs and symptoms of kidney injury like trouble passing urine or change in the amount of urine
- signs and symptoms of liver injury like dark yellow or brown urine; general ill feeling or flu-like symptoms; light-colored stools; loss of appetite; nausea; right upper belly pain; unusually weak or tired; yellowing of the eyes or skin
- stomach pain
- swelling in your legs and feet
- weight loss
Side effects that usually do not require medical attention (report these to your doctor or health care professional if they continue or are bothersome):
What may interact with this drug?
Interactions have not been studied.