Peginterferon alfa-2a

Pegylated interferon alfa-2a is an antiviral drug discovered at the pharmaceutical company F. Hoffmann-La Roche; it has a dual mode of action - both antiviral and on the immune system. The addition of polyethylene glycol to the interferon, through a process known as pegylation, enhances the half-life of the interferon when compared to its native form. It is on the World Health Organization's List of Essential Medicines, a list of the most important medication needed in a basic health ... more on Wikipedia