What are interferon alpha-2a and pegylated interferon alfa-2a (pegasys)?

2 versions 1 drug. They are the same drug except that the pegylation makes that drug longer acting, so it can be given less often.

Related Questions

Interferon alpha-2a is used for what coniditon?

Interferon. Interferon alfa-2a in pegylated form (brand name is either Pegasys (peginterferon alfa 2a) or peg-intron) is used for hepatitis c infection. This is a long acting interferon, which means it is taken once week. Standard or non-pegylated interferon is an old interferon also used to be to treat hepatitis c infection. This is usually taken three times a week. This interferon is not used widely since 2001/2002. Read more...