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Interferon alfa-2b

Details of the Drug
Generic Name:
Interferon alfa-2b
in-ter-FEER-on AL-fa-too-bee
Drug Type:
How the Drug is Given:

Intramuscular (IM) or subcutaneous (SC) injection

Intron® A
Interferon alfa-2b

Indications and Usage

Interferons are substances naturally produced by cells in the body to help fight infections and tumors. They may also be synthetic versions of these substances.

Interferon alfa-2b is FDA approved to treat people who have hairy cell leukemia, polycythemia vera and aggressive follicular non-Hodgkin lymphoma.

Side effects needing medical attention

Rapid heartbeat; difficulty breathing or shortness of breath; chest pain; depression; flulike symptoms (such as high fever, fatigue, muscle, joint or bone pain, headache, chills); rash; sweating; dizziness; numbness or tingling in fingers and toes; cough; sore throat; confusion; anxiety; muscle weakness; loss of appetite; nausea; vomiting; diarrhea; stomach pain; weight loss; changes in taste; dry mouth; increased thirst. Treatment with interferons may be associated with exacerbated symptoms of psychiatric disorders in patients with co-occurring psychiatric and substance use disorders.  

Interferon may cause a temporary loss of hair. After treatment has ended, normal hair growth should return

For information on how to manage the costs of drug therapy, please see Financial Support, or to speak with an Information Specialist, call (800) 955-4572.