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nonspecific immunomodulating agent

(non-speh-SIH-fik IH-myoo-noh-MOD-yoo-lay-ting AY-jent)
A substance that stimulates or suppresses the immune system in a general way. A nonspecific immunomodulating agent may stimulate the immune system to help the body fight cancer, infection, or other conditions. Or it may suppress the immune system to help treat autoimmune diseases, such as lupus, or to help keep a person from rejecting a bone marrow or organ transplant.
More Information
Immunotherapy uses the body’s immune system to fight cancer. This animation explains one type of immunotherapy called nonspecific immune stimulation that is used to treat cancer.
Search NCI's Dictionary of Cancer Terms