Use
Interferon alfa-2a is used in the treatment of hairy cellleukemia and AIDS-related Kaposi sarcoma in selected patientsolder than 18 years of age. It is also used to treatchronic hepatitis C, and in patients with this disease, interferonalfa-2a can normalize serum alanine aminotransferase(ALT) levels, improve liver histology, and decrease viralload. The drug has a direct antiproliferative activity againsttumor cells. Modulation of the host immune response probablyplays a role in the antitumor activity of interferon alfa-2a.The interferon is supplied as a solution or as a powder forsolution.