Interferon alfa-n3 is a protein. Interferons are released in the body in response to viral
infections. Interferons are important for fighting viruses in the body, for regulating production of cells,
and for regulating the immune system.
Interferon alfa-n3 is a specific interferon used to treat venereal or genital warts caused by
human papilloma virus (HPV).
Interferon alfa-n3 may also be used for purposes other than those listed in this medication guide.