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Interleukin-2

Immunotherapy

Brand names:

Proleukin®

Other names:

Aldesleukin, IL-2, T-Cell Growth Factor

Often used for:

Neuroblastoma, Melanoma

About Interleukin-2

Interleukin-2 (IL-2) is a type of immunotherapy called a biologic therapy. This medicine is similar to a substance that the body naturally makes. IL-2 works by activating cells of the immune system to fight cancer.

Patients will have regular blood draws to check blood counts and monitor kidney and liver function. Blood pressure, heart rate, breathing, and temperature may be monitored to watch for infusion-related side effects.

Given as a liquid into a vein by IV

Possible Side Effects

Flu-like symptoms (fever, chills, headache)
Flushing, redness, or rash
Low blood pressure
Fatigue or weakness
Nausea or vomiting
Diarrhea
Loss of appetite
Mouth sores
Joint or muscle pain
Confusion or memory problems
Feeling dizzy or drowsy
Runny nose
Weight gain
Pain or swelling at the injection site
Low blood counts (may cause increased risk of infection, bleeding, anemia and/or fatigue)
High blood sugar levels
Increased heart rate
Liver problems
Kidney problems

Capillary leak syndrome: Symptoms include low blood pressure, abnormal heartbeat, chest pain, shortness of breath, unusual weight gain, confusion, blood in the urine or being unable to pass urine

Not all patients who take interleukin-2 will experience these side effects. Common side effects are in bold, but there may be others. Please report all suspected side effects to your doctor or pharmacist.

Tips for Families

Be sure to discuss these and other recommendations with your doctor or pharmacist.

Medicines such as diphenhydramine (Benadryl®) and acetaminophen (Tylenol®) may be recommend to help prevent flu-like symptoms.
Anti-nausea and/or anti-diarrhea medicines may also be prescribed.
An antacid may be prescribed to reduce the risk of gastrointestinal (GI) bleeding or ulcer.
Sexually active patients should take steps to prevent pregnancy during treatment.
Patients should tell their doctor if they are pregnant or breastfeeding.

Interleukin-2 resources

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Always check the medication label. Many medicines look the same. Do not take any new medicine, including over-the counter medicines or supplements, without checking with your doctor or pharmacist. Talk to your doctor or pharmacist about what to do in the case of a missed dose, allergic reaction, or medical emergency.

This information is not intended to be a complete guide and is not a substitute for talking with your provider. Medicine names, appearance, formulas, or availability may vary by clinic location. Always follow the instructions given by your care team.