Biological Therapy. Definition

Medical Definition: Biological Therapy

A treatment that uses the body's immune system to fight cancer. Stimulate or restore the ability of the immune system to fight cancer, infections and other diseases. Also used to lessen certain side effects that may cause some cancer treatments. Agents used in biological therapy include monoclonal antibodies, growth factors and vaccines. These agents may also have direct antitumor effect. Also called biologic therapy, immunotherapy, therapeutic biological response modifier therapy, and BRM. The cells, antibodies, and organs of the immune system work to protect and defend the body against foreign invaders such as bacteria and viruses.

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