Ibritumomab Side Effects and Warnings

What are the precautions when taking this medicine?

• If you are 65 or older, use this medicine with caution. You could have more side effects.

• Tell dentists, surgeons, and other healthcare providers that you use this medicine.

• You may bleed more easily. Be careful. Avoid injury. Use soft toothbrush, electric razor.

• Check medicines with healthcare provider. This medicine may not mix well with other medicines.

• Talk with healthcare provider before receiving any vaccinations. Use with this medicine may either increase the risk of serious infection or make the vaccination less effective.

• Talk with healthcare provider before using aspirin, aspirin-containing products, other pain medicines, blood thinners, garlic, ginseng, ginkgo, or vitamin E.

• Use birth control that you can trust during treatment and for 12 months after treatment ends.

• If you are a male and sexually active, protect your partner from pregnancy during treatment and for 12 months after treatment ends. Use birth control that you can trust.

What are some possible side effects of this medicine?

• Anemia, low white blood cell count, and low platelet count.

• Flu-like symptoms. These include headache, weakness, fever, shakes, aches, pains, and sweating. Mild pain medicine may help.

• Risk of infection. Avoid people with infections, colds, or flu.

• Feeling dizzy. Rise slowly over several minutes from sitting or lying position. Be careful climbing.

• Feeling tired or weak.

• Headache.

• Cough.

• Diarrhea.

• Nausea or vomiting. Small frequent meals, frequent mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help.

• Belly pain.

Reasons to call healthcare provider immediately

• If you suspect an overdose, call your local poison control center or emergency department immediately.

• Signs of a life-threatening reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; or swelling of face, lips, tongue, or throat.

• Signs or symptoms of infection. These include a fever of 100.5 degrees or higher, chills, severe sore throat, ear or sinus pain, cough, increased sputum or change in color, painful urination, mouth sores, wound that will not heal, or anal itching or pain.

• Severe skin irritation.

• Severe dizziness or passing out.

• Severe headache.

• Severe nausea or vomiting.

• Severe diarrhea.

• Unusual bruising or bleeding.

• Any rash.

• No improvement in condition or feeling worse.